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CTAL-TTA Certified Tester Advanced Level Technical Test Analyst Questions and Answers

Questions 4

Assume you are involved in testing a Health Insurance Calculation system.

At the main screen one can enter information for a new client. The information to be provided consists of last name, first name and date of birth. After confirmation of the information, the system checks the age of the potential new client and calculates a proposed premium.

The system also has the option to request information for an existing client, using the client’s ID number.

A keyword-driven automation approach is being used to automate most of the regression testing.

Based on the information provided, which TWO of the options provided would be the MOST LIKELY keywords for this application? (Choose two.)

Options:

A.

Remove_Client

B.

Enter_Client

C.

Print_Premium

D.

Select_Client

E.

Exclude_Client

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Questions 5

Your team is now accountable for the support and enhancement of a payroll system that has been in production for many years and modified by many different developers. It has been noticed by management that small functional enhancements take much longer than equivalent changes on more recently developed systems. You have been tasked with implementing improved testing approaches that will help to identify the root cause of this problem.

Which of the following is the best technique to apply in this scenario?

Options:

A.

Orthogonal arrays

B.

Exploratory analysis

C.

Static analysis

D.

Data flow analysis

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Questions 6

Consider the following section of code:

If ((A > B) or (C > D)) and (E = F) then

print A:

Endif

Which of the following sets of test data can be used to achieve Modified Condition/Decision Coverage with the least number of tests?

CTAL-TTA Question 6

Options:

A.

Set 3

B.

Set 4

C.

Set 2

D.

Set 1

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Questions 7

You have been given this piece of pseudocode to review Assume that the variables have been declared set and validated in code that precedes this piece that you are reviewing Looking only at this part of the code what requires further discussion?

If a < b then

If a > 12 then

seta = 21

else

set a = 23

endif

If b < 17 then

set a = 24

endif

lfb> 14

set a = 25

set b = 10

else

set a = 5

endif

else

set a = 7

endif

Options:

A.

Embedded if statements should not be used

B.

A variable should not be set to multiple values within one code segment

C.

A loop should have been used rather than the embedded if statements

D.

An else statement may be missing

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Questions 8

You are working on project where re-use of software is an objective. You are involved in the project as a Technical Test Analyst and have been given the task to develop a checklist for code reviews.

Which question from the list below should you implement as part of the code review checklist?

Options:

A.

Are all modules, data, and interfaces uniquely identified?

B.

Can each item be implemented with the techniques, tools, and resources available?

C.

Is it possible during acceptance testing to verity whether the item has been satisfied?

D.

Are all variables defined with meaningful, consistent and clear names?

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Questions 9

What is MOST likely to be a consideration when implementing a new performance test tool?

Options:

A.

The lack of flexibility in the tool may mean that it is unable to generate incorrect inputs for all the different types of virtual user

B.

The load generation suggested by the operational profiles of the users may exceed the available hardware and network bandwidth of the tool

C.

The model used to describe the intended execution-time behavior of the system under test may not be compatible with the tool

D.

The language used for programming the system under test may be different from that used to develop the tool

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Questions 10

Which option below describes the BEST approach for testing a Medium risk mission- or safety-critical system?

SELECT ONE OPTION

Options:

A.

Automated tests recommended. Exploratory tests recommended, manual Black-box tests recommended

B.

Automated tests recommended. Exploratory tests highly recommended, manual Black box tests recommended.

C.

Automated tests optional (neutral). Exploratory tests highly recommended, manual Black-box tests optional (neutral).

D.

Automated tests optional. Exploratory tests highly recommended, manual Black-box tests recommended

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Questions 11

When conducting a data flow analysis of following section of pseudo code:

Declare C, F, Z Decimal

Set Z = 32

Read F

SetC = (F-Z) * 5/9

Free C, F. Z

Print F

Which of the variables utilized above has a potential anomalie?

Options:

A.

C and Z

B.

None of the variables

C.

AI1 °fthe variables

D.

F

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Questions 12

A component has been analysed during a risk-assessment and rated as highly critical. Which of the following white-box test techniques provides the highest level of coverage and could therefore be used to test this component?

Options:

A.

Decision testing

B.

Statement testing

C.

Multiple condition testing

D.

Modified condition/decision testing

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Questions 13

Within the world of consumer electronics, the amount of embedded software is growing rapidly. The amount of software in high-end television sets has increased by a factor of about eight over the last six years. In addition, the market of consumer electronics has been faced with a 5 -10% price erosion per year. The price of a product is, among a number of other things, determined by the microcontroller used. Therefore, the use of ROM and RAM remains under high pressure in consumer electronic products, leading to severe restrictions on code size.

You are a Technical Test Analyst involved in the review of the architecture of this project.

Which of the following issues would be MOST important to focus on during the review and when verifying the correct implementation?

Options:

A.

Connection pooling

B.

Caching

C.

Transaction concurrency

D.

Lazy instantiation

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Questions 14

The following user story has been written:

As a paying hotel guest

I want to see the charges that have been added to my bill

So that I can monitor my expenditure and know In advance how much I will have to pay when I check out

The notes that have been added to It mention that It must be possible for the guest to get a printout of the bill, see It In a variety of currencies and set a flag in the hotel's billing system against any Item that they wish to challenge.

The following acceptance criteria have been defined:

1.The user shall be able to choose from the most commonly-used currencies.

2.The application must be accessible on most mobile platforms as well as on the hotel room's smart TV.

3.The hotel manager must be notified whenever a bill item is flagged by a hotel guest.

4.End-to-end response time for any individual request submitted by a user must not exceed 7 seconds.

Applying the INVEST technique to this user story, including its acceptance criteria, which of the following statements is correct?

SELECT ONE OPTION

Options:

A.

The Testable and Negotiable criteria of INVEST have not been satisfied

B.

The Testable and Small criteria of INVEST have not been satisfied

C.

The INVEST criteria have all been satisfied by this epic

D.

The Negotiable and Small criteria of INVEST have not been satisfied

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Questions 15

An enhancement to a Social Media application allows for the creation of new Groups. Any number of existing application members can be added to a Group. An attempt to add a non-existent member of the application to a Group will result in an error, as will an attempt to add the same member twice. Members can be removed from an existing Group. An existing Group can be deleted but only if there are no current members attached to it.

Which one of the following Keyword-driven input tables provides the BEST test coverage of this enhancement?

Table 1

KeywordGroup IdMember Id

Create.GroupGroup3

Add_MemberGroup3@Member1

Add.MemberGroup3(a)Member2

Delete_GroupGroup3

Remove.MemberGroup3@Memberl

Remove_MemberGroup3@)Member2

Delete.GroupGroup3

Result

Group created

Member added to Group

Member added to Group

Error - Group not empty

Member removed from group

Member removed from group

Group deleted

Table 2

KeywordGroup IdMember IdResult

Create.GroupGrouplGroup created

Add.MemberGrouplMember4Error - member does not exist

Add.MemberGroupl(©MemberlMember added to Group

Delete.GroupGrouplError - Group not empty

Remove_Member@Member 1Member removed from group

Delete.GroupGrouplGroup deleted

Table 3

KeywordGroup IdMember IdResult

Create.GroupGroup3Group created

Add.MemberGroup3Member9Error - member does not exist

Add.MemberGroup3(©MemberlMember added to Group

Add_MemberGroup 3(©MemberlError - member already in group

Delete.GroupGroup3Error - Group not empty

Remove-MemberGroups(©Member 1Member removed from group

Delete.GroupGroupsGroup deleted

Table 4

KeywordGroup IdMember IdResult

Create.GroupGrouplGroup created

Add.MemberGroupl@Member3Member added to Group

Add.MemberGroupl@Member3Error - member already in group

Delete.GroupGrouplError - Group not empty

Remove.MemberGroupl@Member1Member removed from group

Delete.GroupGrouplGroup deleted

SELECT ONE OPTION

Options:

A.

Table 4

B.

Table 3

C.

Table 1

D.

Table 2

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Questions 16

Which TWO of the following describe a function of some common web-based testing tools?

A) To generate HTML and XML that is compliant with industry standards such as W3C

B) To provide information on the size of the web pages and on the time necessary to download them

C) To scan and check that no broken or missing hyperlinks are present on a web site

D) To allow applications to be tested by simulating a mobile platform's runtime environment

E) To provide an engine that allows a user to execute a model describing a system's intended run-time behavior

Options:

A.

a and b

B.

b and c

C.

c and d

D.

d and e

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Questions 17

You are asked to provide a practical and pragmatic testing solution for a commercial system where the main user interface is via the Internet. It is critical that the company’s existing good name and market profile are not damaged in any way. Time to market is not a critical issue when appropriate testing solutions are identified to mitigate business risks.

A product risk assessment has revealed the following product risk:

• Abnormal application termination due to connection failure of the main interface.

Which of the following is the appropriate test type to address this risk?

Options:

A.

Performance efficiency testing

B.

Portability testing

C.

Reliability testing

D.

Operability testing

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Questions 18

You are working on a project to develop an application that allows users to collaborate via bespoke, online whiteboards. The first release, delivering core functionality, highlighted misunderstandings of the user stories between testers, developers and the product owner during sprint development Since that release, the developers have agreed to implement a TDD approach for future software development.

Creation of the product backlog for the second release is underway and you have recommended to the project stakeholders that an atdd approach be adopted for the backlog's user stories. What would be a GOOD REASON for making this recommendation?

SELECT ONE OPTION

Options:

A.

The team wants to start using BDD and therefore atdd must also be used

B.

The test strategy states that automation shall be used to minimize effort for execution of acceptance tests

C.

TDD can only work effectively when an ATDD approach is used for the user stories

use of attd examples will help address the misunderstandings encountered in release 1

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Questions 19

Why might static analysis be used on an Agile project’

SELECT ONE OPTION

Options:

A.

To implement a test-driven approach at the component level

B.

To manually identify potential defects and thus avoid technical debt

C.

To clarify and simplify code design without changing its behavior

D.

To identify the causes of technical debt through the use of tools

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Questions 20

Consider the following specification:

CTAL-TTA Question 20

If you are flying with an economy ticket, there is a possibility that you may get upgraded to business class, especially if you hold a gold card in the airline’s frequent flier program. If you don’t hold a gold card, there is a possibility that you will get ‘bumped’ off the flight if it is full when you check in late.

This is shown in the control flow graph below. Note that each box (i.e., statement, decision) has been numbered.

Three tests have been run:

Test 1: Gold card holder who gets upgraded to business class

Test 2: Non-gold card holder who stays in economy

Test 3: A person who is bumped from the flight

What is the level of decision coverage achieved by these three tests?

Options:

A.

60%

B.

67%

C.

75%

D.

80%

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Questions 21

Which statement about test automation is TRUE7

SELECT ONE OPTION

Options:

A.

The term ‘test automation' refers to the automation of test execution

B.

Test automation can encompass include the configuration of test environments

C.

Creating and maintaining test automation frameworks is better done within the iteration teams

D.

it is more effective to have a single automation strategy for large projects

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Questions 22

You have conducted static analysis on several new modules for an existing product. You are now executing test cases and are seeing inconsistent problems including crashes. Intermittent error messages are appearing. Despite all your best efforts, you are not able to find reproducible scenarios to force these errors.

What problem in the code are you likely seeing?

Options:

A.

Wild pointers

B.

Poor error handling

C.

Undefined variables

D.

Instrumented code

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Questions 23

How many independent paths are shown in the control flow diagram below?

CTAL-TTA Question 23

Options:

A.

6

B.

3

C.

4

D.

2

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Questions 24

You are working on the first release or an online dating service product Market research has shown that the site can expect to experience its heaviest usage during the months of January March June October. November and December During these months usage can be 2 to 10 times higher than dunng other times it has also been determined that people win not tolerate a wait time higher than 2 seconds for queries made regarding potential dates who have selected their profile Extensive usability studies have been done by the marketing department, including work with focus groups and comparative analysis of other similar sites The analysis on the project have provided detailed Ul mockups

in reading the design documents, you have discovered that the marketing team plans to run reports to analyze usage patterns to improve the advertising What item on the architecture review checklist will be important to verify to ensure these reports don’t impact the user response time?

Options:

A.

Connection pooling

B.

Load balancing

C.

Process isolation between OLTP and OLAP

D.

Lazy Instantiation

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Questions 25

Consider the following section of pseudo code and associated test Input data:

If withdrawal-amount <= amount-on-deposit then Set authorize-transaction = true

Else

If withdrawal-amount <= S100 AND preferred-customer = true then Set authorize-transaction = true

Else

Set authorize-transaction = false

Endif

Endif

Input data set #1

withdrawal-amount = 160

amount-on-deposit = 100

preferred-customer = true

Input data set #2

withdrawal-amount = 500

amount-on-deposit = 500

preferred-customer = false

Input data set #3

withdrawal-amount = 50

amount-on-deposit = 500

preferred-customer = false

What would be the decision coverage achieved if each of these test input data sets were run once?

Options:

A.

100%

B.

50%

C.

0%

D.

33%

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Questions 26

Consider the pseudo code provided below regarding a customer request for cash withdrawal from an ATM.

If the customer has sufficient funds in their account

OR the customer has the credit granted

THEN the ATM machine pays out the requested amount to the customer

Which of the following test cases would be the result of applying multiple condition testing, but would NOT be the result of applying modified condition/decision testing?

Options:

A.

TC 1: Customer has sufficient funds. Credit has not been granted.

B.

TC 2: Customer does not have sufficient funds. Credit has been granted.

C.

TC 3: Customer does not have sufficient funds. Credit has not been granted.

D.

TC 4: Customer has sufficient funds. Credit has been granted.

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Questions 27

Consider the following fault attack:

• Force all possible incoming errors from the software/operating system interfaces to the application.

Which of the following is the kind of failure you are looking for when using this attack?

Options:

A.

Application crashes when unsupported characters are pasted into an input field.

B.

Application crashes when the network is unavailable.

C.

Application crashes due to a lack of portability.

D.

Application miscalculates total monthly balance due on credit cards.

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Questions 28

You need to implement a Java class that validates a password entry field. The validation critena states that the password must:

1. be a minimum of 8 characters

2 contain at least one special character.

You are focusing on validation criterion 1 and have written a test class that checks that a 7 character password entry will fail validation.

You have written code designed to make this test class pass, however, on first execution of the test class it has failed

What should you do next9

SELECT ONE OPTION

Options:

A.

Repair the failing code and re-execute it for the test class

B.

Develop a test class with a 9 character password containing one special character and re-execute the code

C.

Add code to cover special character validation criterion 2

D.

Refactor the failing code to improve its design and structure

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Questions 29

Given the following pseudocode:

Program tax check

BEGIN

yearly := 0

tax := 0

get (monthly)

get (tax_rate)

for I = 1..12 loop

yearly := yearly + monthly

tax := tax - (tax_rate * monthly)

ENDLOOP

salary := monthly * 12

IF salary = yearly THEN

print ("Salary OK")

ELSE

print ("Salary not OK")

ENDIF

year_tax := salary * tax_rate

IF year_tax = tax THEN

print ("Tax Problem")

ENDIF

END tax check

If control flow analysis is performed on the pseudocode, which of the following results is MOST likely?

Options:

A.

Unreachable code at lines 15 and 19

B.

Unreachable code at line 15

C.

Unreachable code at line 19

D.

No unreachable code

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Questions 30

Consider the pseudo code for the Answer program:

CTAL-TTA Question 30

Which of the following statements about the Answer program BEST describes the control flow anomalies to be found in the program?

Options:

A.

The Answer program contains no control flow anomalies.

B.

The Answer program contains unreachable code.

C.

The Answer program contains unreachable code and an infinite loop.

D.

The Answer program contains an infinite loop.

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Questions 31

Which of the following are activities that the Technical Test Analyst performs when setting up a test automation project?

1.Schedule the manual testing

2.Define interface requirements between tools

3.Perform a code review on the functional specifications

4.Determine whether to use a rule-dnven approach

5.Tram the test analysts to use and supply the data

Options:

A.

1.2

B.

3. 5

C.

1.4

D.

2,5

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Questions 32

In order to create a shareable testing service from server or network traffic log data, which of the following types of tool would you use?

SELECT ONE OPTION

Options:

A.

A service virtualization tool

B.

A hardware emulator

C.

a parallel development tool

D.

An integrated development environment

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Questions 33

The last release of a hotel booking website resulted in poor system performance when hotel searches reached peak volumes. To address these problems in the forthcoming release, changes to the system architecture are to be implemented as follows:

Change 1 - Provision of a single Internet service using multiple servers, rather than a single server, to maximize throughput and minimize response time during peak volumes

Change 2 - Prevention of unnecessary database calls for objects that were not immediately needed by the calling applications. Achieved by not automatically creating database connections at the start of processing, instead only just before the data is required.

The system architecture document has been drafted and as Technical Test Analyst you have been invited to participate in its review. Which of the following review checklist items is MOST likely to identify any defects in the proposed system architecture for Change 2?

Options:

A.

Connection pooling

B.

Data replication

C.

Lazy instantiation

D.

Caching

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Questions 34

You are an experienced tester on an Agile team that is producing a new application. The product backlog has been refined sufficiently to begin development for the first release. This stories in this backlog contain a mixture of functional and non-functional requirements, as well as some technical stories that will provide elements of the application's infrastructure The developers have decided to use TDD as a deveiopment approach but automation of the acceptance tests is not yet planned.

You have been asked to recommend whether or not the team should take an atdd approach as well as TDD. what would be the BEST recommendation in these circumstances?

SELECT ONE OPTION

Options:

A.

YES. use attd, but for the functional requirements only because it cannot be applied to non-functional or technical requirements.

B.

YES. use ATTD for all requirements including non-functional and technical stories.

C.

NO. do not use ATDD, because it will not work when the acceptance tests are not automated

D.

NO. do not use atdd. because it is not compatible with the developers' TDD approach.

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Questions 35

As Technical Test Analyst on a test automation project covering the acquisition of a commercial test execution tool, what would you MOST likely be responsible for?

Options:

A.

Approving the estimated costs for implementing the test automation project

B.

Determining who will execute the automated tests

C.

Defining the business processes that will be used for keyword-driven testing

D.

Creating and supplying the data to be accessed by keyword-driven automation scripts

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Questions 36

Which option below BEST explains the value of a test charter in exploratory testing"5

SELECT ONE OPTION

Options:

A.

It provides expected test outcomes against which defects, if found, can be reported.

B.

It provides guidance for the tester at the beginning of a test session

C.

it provides bi-directional traceability to aspects of the epic or story under test

D.

It provides a way to prevent a test session’s timebox from being exceeded

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Questions 37

Which of the following statements BEST describes how tools support model-based testing?

Options:

A.

Finite state machines are used to describe the intended execution-time behavior of a software-controlled system.

B.

Random sets of threads of execution are generated as test cases.

C.

Large sets of test cases are generated to provide full code coverage.

D.

An engine is provided that allows the user to execute the model.

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Questions 38

Consider the pseudo code provided below:

CTAL-TTA Question 38

Given the following tests, what additional test(s) (if any) would be needed in order to achieve 100% statement coverage, with the minimum number of tests?

Test 1: A = 7, B = 7, Expected output: 7

Test 2: A = 7, B = 5, Expected output: 5

Options:

A.

A=6, B=12, Expected output: Bingo! and A=7, B=9, Expected output: 7

B.

A=6, B=12, Expected output: Bingo!

C.

A=7, B=9, Expected output: 7

D.

No additional test cases are needed to achieve 100% statement coverage.

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Questions 39

Which option correctly states the sequence of tasks to be undertaken when re-factoring test cases?

SELECT ONE OPTION

Options:

A.

Evaluate, Identification, Analysis. Re-run, Refactor

B.

Analysis, Identification, Re run, Refactor, Evaluate

C.

Identification, Evaluate, Analysis, Refactor, Re-run

D.

Identification, Analysis, Refactor, Re-run, Evaluate

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Questions 40

What BEST describes how tools can support the practice of Model-Based Testing (MBT)?

Options:

A.

MBT tools can help by generating a model of the system under test, based on the test results derived from both systematic and experience-based testing techniques

B.

MBT tools can generate different levels of load on the system under test simulating predefined usage models for trial system

C.

MBT tools can be used to generate large sets of distinct execution threads which can be saved and used as test cases

D.

MBT tools can generate test cases using a model of the system under test, but they cannot reduce the very large number of possible paths that can be generated in the model

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Questions 41

Within the world of consumer electronics, the amount of embedded software is growing rapidly. The amount of software in high-end television sets has increased by a factor of about eight over the last six years. In addition, the market of consumer electronics has been faced with a 5 -10% price erosion per year. The price of a product is, among a number of other things, determined by the microcontroller used. Therefore, the use of ROM and RAM remains under high pressure in consumer electronic products, leading to severe restrictions on code size.

Within a new high-end TV project, it has been decided to apply dynamic analysis.

Which of the quality goals listed below is MOST appropriate to the project context?

Options:

A.

Prevent failures from occurring by detecting wild pointers and loss of system memory.

B.

Analyse system failures which cannot easily be reproduced.

C.

Evaluate network behaviour.

D.

Improve system performance by providing information on run-time system behaviour.

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Questions 42

An enhancement to a Social Media application allows for the creation of new Groups. Any number of existing application members can be added to a

Group. An attempt to add a non-existing member of the application to a Group will result in an error. Members can also be removed from an existing Group.

Existing Groups can also be deleted but only if there are no current members attached to it.

Which keyword-driven input table provides an adequate test of this enhancement?

Options:

A.

CTAL-TTA Question 42 Option 1A group of people in a group Description automatically generated

B.

42A group of people in a table Description automatically generated

C.

42A group of people in a group Description automatically generated

D.

42A group of people in a group Description automatically generated

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Questions 43

Consider the following statements regarding Performance Efficiency Testing:

A) Static Analysis tools can analyze code to identify performance bottlenecks

B) Code reviews are an effective way of detecting performance issues

C) Scalability and Load testing are usually performed during the System test level

D) Performance test execution cannot begin until a production-like environment is available

Which TWO of these statements are TRUE?

Options:

A.

a and b

B.

a and c

C.

b and c

D.

c and d

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Questions 44

Given the following code:

If x > y and z = 3 statement!

elseif z = 4 statement

endif;

What is the minimum number of tests needed to achieve 100% decision coverage?

Options:

A.

1

B.

2

C.

3

D.

4

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Questions 45

Which of the following best describes the reason why poorly written code is usually more difficult to maintain than well written code?

Options:

A.

It tends to run more slowly, causing performance issues that may be difficult to fix

B.

It tends to contain security issues that may require maintenance releases

C.

It tends to be difficult for a developer to locate and accurately fix a problem

D.

It tends to have a lot of internal documentation

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Questions 46

What is the earliest stage in the application's SDLC at which performance efficiency testing can be performed?

Options:

A.

During requirements analysis

B.

During unit testing

C.

During system testing

D.

During beta testing

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Questions 47

Below is the pseudo-code for the bingo program:

CTAL-TTA Question 47

The bingo program contains a data flow anomaly. Which data flow anomaly can be found in this program?

Options:

A.

Variable "MIN" is not assigned a value before using it.

B.

Variable "AB is defined but subsequently not used.

C.

An invalid value is assigned to variable "B".

D.

The hard-coded value '2" should not be used.

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Questions 48

A risk-based approach is being taken to test a new web-based retail application. Which of the following activities is the Technical Test Analyst NOT usually expected to perform?

Options:

A.

Understanding the probability of each technical product risk

B.

Assessing the likelihood of identified security risks

C.

Assessing the business impact of identified performance risks

D.

Designing tests to mitigate identified reliability risks

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Questions 49

Which TWO of the following could be identified using Dynamic Analysis?

A) Objects having too much or too little visibility into parent classes.

B) Repetition of code within a single component or module.

C) System memory not released when it is no longer needed.

D) Pointers in a program that are no longer accurate and must not be used. E. Code that cannot be reached and so will not be executed.

Options:

A.

a and c

B.

a and b

C.

c and d

D.

d and e

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Questions 50

Consider the code fragment provided below:

CTAL-TTA Question 50

The comment frequency of the code fragment is 13%.

To which non-functional quality characteristic does a good level of comment frequency especially contribute?

Options:

A.

Portability

B.

Maintainability

C.

Usability

D.

Performance Efficiency

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Questions 51

Your team is developing an e-shop application (the SUT) that will use a third-party service to process payments via an API. This third-party payment gateway is itself still under development Which statement contains a pair of benefits that can BOTH be expected from service virtualization in this circumstance’

SELECT ONE OPTION

Options:

A.

Earlier discovery of defects in the SUT; the ability to share code between the SUT and the payment gateway.

B.

Parallel compilation, continuous integration, and test automation; more effective configuration management.

C.

Realistic testing of the SUT before the actual payment gateway is available, simplification of the test environment

D.

Earlier testing of the API, reduction in the amount of test data needed

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Exam Code: CTAL-TTA
Exam Name: Certified Tester Advanced Level Technical Test Analyst
Last Update: Dec 4, 2024
Questions: 175

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