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Quiz on Chapter 4 - CTFL ISTQB, created by America LH on 06/06/2022.

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Chapter 4 - CTFL ISTQB

Question 1 of 25

1

In "Equivalence partitioning", the partitions are called...

Select one of the following:

  • Equivalence classes

  • Valid equivalence partitions

  • Invalid equivalence partitions

  • Sub partitions

Explanation

Question 2 of 25

1

In "Equivalence partitioning", partitions that contain valid values are called...

Select one of the following:

  • Equivalence classes

  • Valid equivalence parts

  • Invalid equivalence parts

  • Sub partitions

Explanation

Question 3 of 25

1

In "Equivalence partitioning", partitions that contain invalid values are called...

Select one of the following:

  • Equivalence classes

  • Valid equivalence parts

  • Invalid equivalence parts

  • Sub partitions

Explanation

Question 4 of 25

1

If we have the following values to represent the equivalence partitions: 0, 3, 6, 9

Which of the following rules is applicable on the value “9”?

Select one of the following:

  • Any partition may be divided into sub-partitions if required

  • Each value can belong to one or more equivalence partition

  • Each value must belong to one and only one equivalence partition

Explanation

Question 5 of 25

1

The equivalence partitioning coverage is measured as...

Select one of the following:

  • The number of equivalence partitions tested by at least ONE value, divided by the total number of identified equivalence partitions

  • The number of equivalence partitions tested by at least TWO values, divided by the total number of identified equivalence partitions

  • The number of equivalence partitions tested by at least THREE values, divided by the total number of identified equivalence partitions

  • The number of equivalence partitions tested by at least FOUR values, divided by the total number of identified equivalence partitions

Explanation

Question 6 of 25

1

Boundary value analysis is considered as an extension of...

Select one of the following:

  • Decision table testing

  • Equivalence partitioning

  • State transition testing

  • Use cases testing

Explanation

Question 7 of 25

1

Boundary value analysis can be applied on which of the following test levels?

Select one of the following:

  • Unit testing, integration testing, system testing and acceptance testing

  • Unit testing, integration testing and system testing

  • Unit testing and integration testing

  • Unit testing only

Explanation

Question 8 of 25

1

The coverage of the Boundary value analysis is measured as...

Select one of the following:

  • The number of boundary values tested, divided by the total number of identified equivalence partitions

  • The number of tested equivalence partitions, divided by the total number of identified boundary test values

  • The number of boundary values tested, divided by the total number of identified equivalence boundary test values

  • None of above

Explanation

Question 9 of 25

1

In decision table testing, each column corresponds to a...

Select one of the following:

  • Decision partition

  • Decision coverage

  • Decision rule

Explanation

Question 10 of 25

1

The values of the conditions and actions in decision table testing are usually shown as... and for each table these values may have...

Select one of the following:

  • Boolean or discrete values / different types

  • Discrete values only / different types

  • Discrete value only / same types

  • Boolean or discrete values / same types

Explanation

Question 11 of 25

1

The common minimum coverage standard for decision table testing is...

Select one of the following:

  • To have at least two test cases per decision rule in the table

  • To have at least one test case per decision rule in the table

  • To have at least four test cases per decision rule in the table

  • To have at least three test cases per decision rule in the table

Explanation

Question 12 of 25

1

Coverage in decision table testing is measured as...

Select one of the following:

  • The number of decision rules tested by at least two test cases, divided by the total number of decision rules

  • The number of decision rules tested by at least three test cases, divided by the total number of decision rules

  • The number of decision rules tested by at least one test cases, divided by the total number of decision rules

Explanation

Question 13 of 25

1

Which of the following statements is correct about “State transition diagrams”?

Select one of the following:

  • A state transition diagram shows only the possible software states

  • A state transition diagram shows only the impossible software states

  • A state transition diagram shows only the possible and the impossible software states

Explanation

Question 14 of 25

1

State transition coverage is measured as...

Select one of the following:

  • The number of states or transitions tested, divided by the total number of states or transitions in the test object

  • The number of invalid events, divided by the total number of states or transitions in the test object

  • The number of valid events, divided by the total number of states or transitions in the test object

Explanation

Question 15 of 25

1

A “State transition table’’ shows...

Select one of the following:

  • Valid transitions only

  • Invalid transitions only

  • Valid and Invalid transitions only

Explanation

Question 16 of 25

1

Use cases specify some behaviors that a subject can perform with...

Select one of the following:

  • Only one actor

  • One or more actors

  • Only two actors

Explanation

Question 17 of 25

1

Which of the following statements is true and which is false about “use cases testing’’ ?

1. A use case can be described as interactions, activities and preconditions
2. Use cases can include possible variations as error handling
3. Code is designed to exercise the defined behaviours

Select one of the following:

  • 1, 2, 3 are true

  • 1 is true / 2, 3 are false

  • 1, 2, 3 are false

  • 1, 2 are true / 3 is false

Explanation

Question 18 of 25

1

What is the meaning of achieving 100% statement coverage?

Select one of the following:

  • Test cases are designed to pass through all the statements of inputs

  • Test cases are designed to pass through all the executable statements of executable code

  • Test cases are designed to pass through all the statements of requirements

Explanation

Question 19 of 25

1

How to measure statement testing coverage?

Select one of the following:

  • Number of statements covered by tests, divided by the total number of statements

  • Number of statements, divided by number of statements covered by tests

  • Number of decisions covered by tests, divided by the total number of decisions

Explanation

Question 20 of 25

1

How to measure decision testing coverage ?

Select one of the following:

  • Number of statements covered by tests, divided by the total number of statements

  • Total number of statements, divided by number of statements covered by tests

  • Number of decisions outcomes covered by tests, divided by the total number of decision outcomes

Explanation

Question 21 of 25

1

Which of the following statements best represents the relation between "Statement Coverage" and "decision Coverage" ?

Select one of the following:

  • 100% decision coverage guarantees 100% statement coverage

  • 100% statement coverage guarantees 100% decision coverage

  • 100% decision coverage achieves less than 100% statement coverage

Explanation

Question 22 of 25

1

In experience-based testing, test cases are derived from...

Select one of the following:

  • test conditions and test charters

  • Requirements and user specifications

  • Tester's skills, intuition and experience with similar applications

Explanation

Question 23 of 25

1

In experience-based testing, which of the following techniques is used to anticipate defects and mistakes that the developers tend to make?

Select one of the following:

  • Ad-hoc technique

  • Error guessing technique

  • Exploratory testing technique

Explanation

Question 24 of 25

1

In experience-based testing, which of the following techniques is useful when we have few requirements or time pressure?

Select one of the following:

  • Ad-hoc technique

  • Error guessing technique

  • Exploratory testing technique

Explanation

Question 25 of 25

1

In experience-based testing, which of the following techniques can provide guidelines and a degree of consistency in the absence of detailed test cases?

Select one of the following:

  • Error guessing technique

  • Exploratory testing technique

  • Ad-hoc technique

  • Checklist-based technique

Explanation