‘Defect Density’ calculated in terms of A. The number of defects identified in a component or system divided by the size of the component or the system B. The number of defects found by a test phase divided by the number found by that test phase and any other means after wards C. The number of defects identified in the component or system divided by the number of defects found by a test phase D. The number of defects found by a test phase divided by the number found by the size of the system

‘Defect Density’ calculated in terms of
A. The number of defects identified in a component or system divided by the size of the
component or the system
B. The number of defects found by a test phase divided by the number found by that test phase
and any other means after wards
C. The number of defects identified in the component or system divided by the number of defects
found by a test phase
D. The number of defects found by a test phase divided by the number found by the size of the
system
by

1 Answer

Answer :

A. The number of defects identified in a component or system divided by the size of the
component or the system
by

Related questions

Which of the following helps in monitoring the Test Progress:- i. Percentage of Test Case Execution ii. Percentage of work done in test environment preparation. iii. Defect Information e.g. defect density, defects found and fixed iv. The size of the testing Team and skills of the engineers a) iv is correct and i,ii,iii are incorrect b) i,ii,iii are correct and iv is incorrect c) i,ii are correct and iii,iv are incorrect

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Last Answer : b) i,ii,iii are correct and iv is incorrect

Exit Criteria may consist of :- i. Thoroughness measures , such as coverage of code, functionality or risk ii. Estimates of Defect density or reliability measures. iii. Residual risk such as defects not fixed or lack of test coverage in certain areas iv. Verifying the Test Environment. a) iv is correct and i,ii,iii are incorrect. b) i,ii,iii is correct and iv is incorrect c) ii is correct and i,ii,iii are incorrect d) iii and iv are correct and i,ii are incorrect

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Last Answer : b) i,ii,iii is correct and iv is incorrect

Coverage based analysis is best described as: A. A metric used to show the logic covered during a test session providing insight to the extent of testing. B. A tool for documenting the unique combinations of conditions and associated results in order to derive unique test cases for validation testing. C. Tools for documenting defects as they are found during testing and for tracking their status through to resolution. D. The most traditional means for analyzing a system or a program

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Last Answer : A. A metric used to show the logic covered during a test session providing insight to the extent of testing.

Which of the following will be the best definition for Testing :- a) The goal / purpose of testing is to demonstrate that the program works. b) The purpose of testing is to demonstrate that the program is defect free. c) The purpose of testing is to demonstrate that the program does what it is supposed to do. d) Testing is executing Software for the purpose of finding defects.

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Last Answer : d) Testing is executing Software for the purpose of finding defects.

Repeated Testing of an already tested program, after modification, to discover any defects introduced or uncovered as a result of the changes in the software being tested or in another related or unrelated software component: a) Re Testing b) Confirmation Testing c) Regression Testing d) Negative Testing

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The Kick Off phase of a formal review includes the following :- a) Explaining the objective b) Fixing defects found typically done by author c) Follow up d) Individual Meeting preparations

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Last Answer : a) Explaining the objective

Benefits of Independent Testing a) Independent testers are much more qualified than Developers b) Independent testers see other and different defects and are unbiased. c) Independent Testers cannot identify defects. d) Independent Testers can test better than developers

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Last Answer : b) Independent testers see other and different defects and are unbiased.

The selection of test cases for regression testing A. Requires knowledge on the bug fixes and how it affect the system B. Includes the area of frequent defects C. Includes the area which has undergone many/recent code changes D. All of the above

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Last Answer : D. All of the above

A test harness is a A. A high level document describing the principles, approach and major objectives of the organization regarding testing B. A distance set of test activities collected into a manageable phase of a project C. A test environment comprised of stubs and drives needed to conduct a test D. A set of several test cases for a component or system under test

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Success Factors for a review include: i. Each Review does not have a predefined objective ii. Defects found are welcomed and expressed objectively iii. Management supports a good review process. iv. There is an emphasis on learning and process improvement. a) ii,iii,iv are correct and i is incorrect b) iii , i , iv is correct and ii is incorrect c) i , iii , iv , ii is in correct d) ii is correct

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Last Answer : a) ii,iii,iv are correct and i is incorrect

Which of the following is a part of Test Closure Activities? i. Checking which planned deliverables have been delivered ii. Defect report analysis. iii. Finalizing and archiving testware. iv. Analyzing lessons. a) i , ii , iv are true and iii is false b) i , ii , iii are true and iv is false c) i , iii , iv are true and ii is false d) All of above are true

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The structure of an incident report is covered in the Standard for Software Test Documentation IEEE 829 and is called as : - a) Anomaly Report b) Defect Report c) Test Defect Report d) Test Incident Report

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Suggest an alternative for requirement traceability matrix A. Test Coverage matrix B. Average defect aging C. Test Effectiveness D. Error discovery rate

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Testing Process comprised of A. Test Plan and Test Cases B. Test log and Test Status C. Defect Tracking D. All of the above

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UAT is different from other testing types normally because of A. Data B. Cycles C. Defects D. None of the above

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Last Answer : A. Data

In preparation for developing the acceptance criteria, the user should A. Know the defects in the application B. Acquire the basic knowledge of the application for which the system is intended C. Understand the risks and benefits of the development methodology that is to be used in correcting the software system D. Know new enhancement and basic understanding of how the application is implemented in users organization

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Defects discovered by static analysis tools include: i. Variables that are never used. ii. Security vulnerabilities. iii. Programming Standard Violations iv. Uncalled functions and procedures a) i , ii,iii,iv is correct b) iii ,is correct I,ii,iv are incorrect. c) i ,ii, iii and iv are incorrect d) iv, ii is correct

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‘Be bugging’ is known as A. Preventing the defects by inspection B. Fixing the defects by debugging C. Adding known defects by seeding D. A process of fixing the defects by tester

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The purpose of software testing is to A. Demonstrate that the application works properly B. Detect the defects C. Validate the logical design

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Defects are least costly to correct at what stage of the development cycle? A. Requirements B. Analysis & Design C. Construction D. Implementation

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Acceptance testing means A. Testing performed on a single stand – alone module or unit of code B. Testing after changes have been made to ensure that no unwanted changes were introduced C. Testing to ensure that the system meets the needs of the organization and end user. D. Users test the application in the developers environment

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Evaluating testability of the requirements and system are a part of which phase:- a) Test Analysis and Design b) Test Planning and control c) Test Implementation and execution d) Evaluating exit criteria and reporting Q4. One of the fields on a form contains a text box which accepts alphabets in lower or upper case. Identify the invalid Equivalence class value.

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System test can begin when? I. The test team competes a three day smoke test and reports on the results to the system test phase entry meeting II. The development team provides software to the test team 3 business days prior to starting of the system testing III. All components are under formal, automated configuration and release management control A. I and II only B. II and III only C. I and III only D. I, II and III

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In practice, which Life Cycle model may have more, fewer or different levels of development and testing, depending on the project and the software product. For example, there may be component integration testing after component testing, andsystem integration testing after system testing. A. Water Fall Model B.V-Model C. Spiral Model D. RAD Model

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Which of the following is not phase of the Fundamental Test Process? a) Test Planning and Control b) Test implementation and Execution c) Requirement Analysis d) Evaluating Exit criteria and reporting

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Which of the following is not decided in the test-planning phase? A. Schedules and deliverables B. Hardware and software C. Entry and exit criteria D. Types of test cases

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Deliverables of test design phase include all the following except A. Test data B. Test data plan C. Test summary report D. Test procedure plan

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In practice, which Life Cycle model may have more, fewer or different levels of development and testing, depending on the project and the software product. For example, there may be component integration testing after component testing, and

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Which of the following uses Impact Analysis most? a) Component testing b) Non-functional system testing c) User acceptance testing d) Maintenance testing

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A type of integration testing in which software elements, hardware elements, or both are combined all at once into a component or an overall system, rather than in stages. A. System Testing B. Big-Bang Testing C. Integration Testing D. Unit Testing

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A type of integration testing in which software elements, hardware elements, or both are combined all at once into a component or an overall system, rather than in stages. A. System Testing B. Big-Bang Testing C. Integration Testing D. Unit Testing

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A type of integration testing in which software elements, hardware elements, or both are combined all at once into a component or an overall system, rather than in stages. A. System Testing B. Big-Bang Testing C. Integration Testing D. Unit Testing

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Integration testing where no incremental testing takes place prior to all the system’s components being combined to form the system. A. System testing B. Component Testing C. Incremental Testing D. Big bang testing

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In a system designed to work out the tax to be paid: An employee has £4000 of salary tax free. The next £1500 is taxed at 10%. The next £28000 after that is taxed at 22%. Any further amount is taxed at 40%. To the nearest whole pound, which of these is a valid Boundary Value Analysis test case? A. £28000. B. £33501. C. £32001. D. £1500

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“This life cycle model is basically driven by schedule and budget risks” This statement is best suited for A. Water fall model B. Spiral model C. Incremental model D. V-Model Q33. The bug tracking system will need to capture these phases for each bug. I. Phase injected II. Phase detected III. Phase fixed IV. Phase removed

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Last Answer : B. I, II and IV

Test planning should begin A. At the same time that requirement definitions begins B. When building starts C. When code build is complete D. After shipping the first version

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Last Answer : A. At the same time that requirement definitions begins

Sources of regression test cases are A. Boundary tests and other pre planned tests. B. Tests that reveal bugs in the program C. Customer reported bugs D. All of the above

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A project manager has been transferred to a major software development project that is in the implementation phase. The highest priority for this project

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Last Answer : B. Learn the project objectives and the existing project plan

_________ test is conducted at the developer’s site by a customer. A. Beta B. System C. Alpha D. None of the above

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The size of the graph matrix is A. Number of edges in the flow graph B. V Number of nodes in the flow graph C. Number of paths in the flow graph D. Number of independent paths.

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Last Answer : B. V Number of nodes in the flow graph

A wholesaler sells printer cartridges. The minimum order quantity is 5. There is a 20% discount for orders of 100 or more printer cartridges. You have been asked to prepare test cases using various values for the number of printer cartridges ordered. Which of the following groups contain three test inputs that would be generated using Boundary Value Analysis? A. 5, 6, 20 B. 4, 5, 80C. 4, 5, 99 D. 1, 20, 100

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Last Answer : C. 0, 1,10,11, 50, 51, 75, 76,100,101

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Last Answer : D. All numbers between 1 and 99

Deciding how much testing is enough should take into account:- i. Level of Risk including Technical and Business product and project risk ii. Project constraints such as time and budget iii. Size of Testing Team iv. Size of the Development Team a) i, ii, iii are true and iv is false b) i, iv are true and ii is false c) i, ii are true and iii, iv are false d) ii, iii, iv are true and i is false

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Last Answer : c) i, ii are true and iii, iv are false

In case of Large Systems :- a) Only few tests should be run b) Testing should be on the basis of Risk c) Only Good Test Cases should be executed. d) Test Cases written by good test engineers should be executed.

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Drivers are also known as: i. Spade ii. Test harness iii. Scaffolding a) i , ii are true and iii is false b) i , iii are true and ii is false

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Last Answer : c) ii , iii are true and i is false

Which of the following is the task of a Test Lead / Leader: i. Interaction with the Test Tool Vendor to identify best ways to leverage test tool on the project. ii. Write Test Summary Reports based on the information gathered during testing iii. Decide what should be automated , to what degree and how. iv. Create the Test Specifications a) i, ii, iii is true and iv is false b) ii,iii,iv is true and i is false c) i is true and ii,iii,iv are false d) iii and iv is correct and i and ii are incorrect

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Last Answer : a) i, ii, iii is true and iv is false

Minimum Test Required for Statement Coverage :- Disc = 0 Order-qty = 0 Read Order-qty If Order-qty >=20 then Disc = 0.05 If Order-qty >=100 then Disc =0.1 End if End if a) Statement coverage is 4 b) Statement coverage is 1

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Last Answer : b) Statement coverage is 1

Test Conditions are derived from :- a) Specifications b) Test Cases c) Test Data d) Test Design

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Last Answer : a) Specifications