Software Testing Methodologies Questions and Answers | STM | MCQ
In this Software Testing Methodologies online test, we will cover topics related to Software Testing Methodologies, agile software testing methodologies, methodologies of testing, test methodologies, test methodology, testing methodologies, testing methodology, testing programs, testing method, software testing methodologies, test methods, method of testing, methods of software testing, testing software methods, testing strategies, testing testing, method testing, software testing techniques, software testing, qa methodology, systems testing, testing in development and so on.
SET 1
Question 1
Software Test Stubs are
Select one:
a. Used to connect a software with a driver
b. Programs which simulate the behaviors of software components that are the dependent modules of a under test module
c. None of the options
d. Programs which simulate the behaviors of software components that are the control modules of a under test module
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The answer is: Programs which simulate the behaviors of software components that are the dependent modules of a under test module
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Question 2
Role of inheritance complicates the choice of classes as units, a technique followed to simplify the testing of these units
Select one:
a. Minimize use of such inheritance
b. Avoid using inheritance
c. flattening of classes
d. relook at the design
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The answer is: flattening of classes
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Question 3
A Message is
Select one:
a. A communication between two Nodes
b. A mechanism to move data across Nodes
c. A programming language mechanism by which one unit transfers control to another unit
d. A communication between two Modules
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The answer is: A programming language mechanism by which one unit transfers control to another unit
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Question 4
Operation error in a fault model is:
Select one:
a. Corrupt input
b. In input function
c. Error generated upon transition like in output function
d. Output values are garbled
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The answer is: Error generated upon transition like in output function
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Question 5
In Research indicate that
Select one:
a. None of the option
b. The time taken to test object oriented system is not high
c. OO systems require less testing time due to reusable techniques employed in them In
d. Object oriented systems require significantly higher testing time over traditional procedural application
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The answer is: Object oriented systems require significantly higher testing time over traditional procedural application
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Question 6
Which of the statement are not true
Select one:
a. Module Execution Path (MEP):A sequence of statements that begins with a source node and ends with a sink node, with no intervening sink nodes
b. Source node:A statement fragment at which program execution begins or resumes
c. MM path: An action that is observable at the system level in terms of port input and output events
d. Sink node:A statement fragment at which program execution terminates
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The answer is: MM path: An action that is observable at the system level in terms of port input and output events
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Question 7
if (v>0) then print (v) represents:
Select one:
a. USE of v
b. P-use of v
c. C-use of v
d. Define of v
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The answer is: P-use of v
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Question 8
Both drivers and Stubs will be used in which approach of integration?
Select one:
a. Sandwich
b. Top-down
c. Big bang
d. Bottom-up
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The answer is: Sandwich
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Question 9
Useful formalism to express concurrency and timing – this is true for which model?
Select one:
a. FSM
b. Petri Nets
c. StateCharts
d. None
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The answer is: Petri Nets
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Question 10
Call Graph (CG) based approach is
Select one:
a. Only Neighborhood integration
b. Neither Pair-wise integration nor Neighborhood integration
c. Only Pair-wise integration
d. Both Pair-wise and Neighborhood integration
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The answer is: Both Pair-wise and Neighborhood integration
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Question 11
In data flow testing, objective is to find
Select one:
a. All dc-paths that are not du-paths
b. All du-paths that are not dc-paths
c. All dc-paths
d. All du-paths
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The answer is: All du-paths
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Question 12
When will be the interface erros will get detected in case Biga Bang appraoch?
Select one:
a. None
b. Never
c. Early
d. Late
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The answer is: Late
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Question 13
In Model Based Testing, behavioral models are often used for test generation. Which one of the followings is a behavioral model?
Select one:
a. A deployment diagram.
b. A state transition diagram.
c. A package diagram.
d. A class diagram.
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The answer is: A state transition diagram.
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Question 14
In data flow testing, objective is to find
Select one:
a. All du-paths
b. All du-paths that are not dc-paths
c. All dc-paths that are not du-paths
d. All dc-paths
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The answer is: All du-paths
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Question 15
Path testing in FSM means
Select one:
a. every state is traversed
b. state and transition coverage
c. the testing of the model such that every path in the model is traversed atleast once
d. every transition is covered
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The answer is: the testing of the model such that every path in the model is traversed atleast once
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Question 16
Sandwich integration strategies
Select one:
a. use equal number of stubs and drivers
b. use less stubs and more drivers
c. use more stubs and less drivers
d. use both stubs and drivers
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The answer is: use both stubs and drivers
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Question 17
In
techniques of data flow testing include
Select one:
a. Design a set of test cases such that each data flow (definition-use pair) is “executed” at least once
b. Design a set of test cases such that all data flow (definition-clear pair) is “executed” In
c. All P-use and C-use is tested
d. ALL
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The answer is: ALL
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Question 18
Which of the following is black-box oriented and can be accomplished by applying the same black-box methods discussed for conventional software?
Select one:
a. OO system validation testing
b. Both Conventional testing and OO system validation testing
c. Test case design
d. Conventional testing
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The answer is: Both Conventional testing and OO system validation testing
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Question 19
In Data Flow Testing, an Use is a statement that __________ a value of variable
Select one:
a. references
b. validates
c. All options
d. Manipulates
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The answer is: references
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Question 20
In
Extended FSM Diagram extends State Transition Diagrams through introduction of:
Select one:
a. Events and Actions
b. Events In
c. None of the options
d. Conditions
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The answer is: Conditions
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Question 21
A usage node USE(v, n) is a predicate use (denoted as P-use)
Select one:
a. iff the statement n is a predicate statement
b. iff the statement n is an input statement
c. iff the statement n is procedure call
d. iff the statement n is an output statement
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The answer is: iff the statement n is a predicate statement
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Question 22
Which of the following determines state diagram?
Select one:
a. The UML notation for specifying finite automata is the state diagram
b. All of the mentioned
c. None of the mentioned
d. In state diagrams, states are represented by rounded rectangles
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The answer is: All of the mentioned
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Question 23
What is the main problem with static view of a class while treating class as a unit?
Select one:
a. Methods of the class are ignored
b. Functions of the class are ignored
c. Data of the class are ignored
d. Inheritances are ignored
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The answer is: Inheritances are ignored
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Question 24
Which one is not a State amongst these?
Select one:
a. Barking
b. Age
c. Colour
d. Name
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The answer is: Barking
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Question 25
Which of the statements about “trigger” is true:
Select one:
a. trigger acts on a state
b. trigger takes operation from one state to another
c. A trigger is an outcome of action
d. A trigger is an event that initiates a transition from one state to another
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The answer is: A trigger is an event that initiates a transition from one state to another
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Question 26
Which View of class testing is used Abstract classes?
Select one:
a. Compile Time View
b. Execution View
c. Static View
d. None
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The answer is: Execution View
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Question 27
Software Test Drivers are
Select one:
a. None of the options
b. Used to connect a software with a driver
c. Programs which simulate the behaviors of software components that are the dependent modules of a under test module
d. Programs which simulate the behaviors of software components that are the control modules of a under test module
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The answer is: Programs which simulate the behaviors of software components that are the control modules of a under test module
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Question 28
which statement is not True in case of Neighbourhood?
Select one:
a. Interior nodes = nodes – (source nodes + sink nodes)
b. Neighbourhoods = nodes – sink nodes
c. Neighbourhoods = sink nodes + nodes
d. Neibhourhoods = interior nodes + source nodes
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The answer is: Neighbourhoods = sink nodes + nodes
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Question 29
Which of the testing processes is the process of verifying the interaction between software components?
Select one:
a. Unit Testing
b. Object-Oriented Testing
c. System Testing
d. Integration Testing
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The answer is: Integration Testing
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Question 30
In
In Top-Down integration testing, which one of the followings that you may need to develop?
Select one:
a. Connectors In
b. Stubs
c. Drivers
d. Interfaces
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The answer is: Stubs
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SET 2
1. In Bottom-Up integration testing, which one of the followings that you may need to develop?
Select one:
a. Interfaces
b. Stubs
c. Connectors
d. Drivers Correct
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The correct answer is: Drivers[/bg_collapse]
2.A rich extention of FSM
Select one:
a. None
b. State Charts
c. Petri nets Incorrect
d. Path testing
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The correct answer is: State Charts[/bg_collapse]
3.A Message is
Select one:
a. A communication between two Modules
b. A mechanism to move data across Nodes
c. A communication between two Nodes Incorrect
d. A programming language mechanism by which one unit transfers control to another unit
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The correct answer is: A programming language mechanism by which one unit transfers control to another unit[/bg_collapse]
4.statement w=v+n+1 use of v
Select one:
a. is a use of v and n
b. is a use of v only Incorrect
c. ALL
d. is a use of n only
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The correct answer is: is a use of v and n[/bg_collapse]
5.Which View of class testing is used for Inheritence?
Select one:
a. Execution View Incorrect
b. Static View
c. None
d. Compile Time View
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The correct answer is: Compile Time View[/bg_collapse]
6.Data Flow Testing refer to
Select one:
a. Point at which the variable receive values and the point at which it is used Correct
b. Inputting Data
c. None of the options
d. Understanding how Data changes to Result
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The correct answer is: Point at which the variable receive values and the point at which it is used[/bg_collapse]
7.The following is not a define-reference anomaly:
Select one:
a. A variable that is defined but never used (referenced) Incorrect
b. None of the option
c. A variable that is defined twice before it is used
d. A variable that is used but never defined
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The correct answer is: None of the option[/bg_collapse]
8.Big Bang integration approach:
Select one:
a. None of the option
b. Suffers with problem of fault isolation
c. Number of integration testing sessions is 2
d. Requires creation of a large number of stubs and drivers Incorrect
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The correct answer is: Suffers with problem of fault isolation[/bg_collapse]
9.Adding Variables and Conditions to FSM is called
Select one:
a. Advanced FSM
b. None
c. Extended FSM Correct
d. FSM++
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The correct answer is: Extended FSM[/bg_collapse]
10.MM-path is
Select one:
a. A path between modules
b. An edge Incorrect
c. An interleaved sequence of MEPs and Messages
d. A path from Source node to Sink node
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The correct answer is: An interleaved sequence of MEPs and Messages[/bg_collapse]
11.Traverse every path in the model under the constraint that any transition in the path is traversed at most N times
Select one:
a. Transition Coverage Testing
b. State Based Testing
c. Basis path Testing Incorrect
d. Constraint Path Testing
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The correct answer is: Constraint Path Testing[/bg_collapse]
12.Call Graph (CG) based approach is
Select one:
a. Only Pair-wise integration
b. Neither Pair-wise integration nor Neighborhood integration Incorrect
c. Only Neighborhood integration
d. Both Pair-wise and Neighborhood integration
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The correct answer is: Both Pair-wise and Neighborhood integration[/bg_collapse]
13.Software Test Drivers are
Select one:
a. Programs which simulate the behaviors of software components that are the control modules of a under test module Correct
b. Programs which simulate the behaviors of software components that are the dependent modules of under test module
c. Used to connect a software with a driver
d. None of the options
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The correct answer is: Programs which simulate the behaviors of software components that are the control modules of a under test module[/bg_collapse]
14.Useful formalism to express concurrency and timing – this is true for which model?
Select one:
a. Petri Nets Correct
b. FSM
c. StateCharts
d. None
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The correct answer is: Petri Nets[/bg_collapse]
15.Data Flow testing refers to forms of structural testing that focus on:
Select one:
a. The point at which variables receive values and the point at which these values are used (or referenced)
b. Serves as a “reality check” on path testing
c. All options Correct
d. An unifying structure of test coverage metrics
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The correct answer is: All options[/bg_collapse]
16.One of the issues with flattened class could be the following:
Select one:
a. A flattened class will not be part of a final system, so no uncertainty remains
b. A flattened class will be part of a final system, so some redundancy of testing remains
c. A flattened class will not be part of a final system, so some uncertainty remains Correct
d. A flattened class will not be part of a final system, so no uncertainty remains
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The correct answer is: A flattened class will not be part of a final system, so some uncertainty remains[/bg_collapse]
17.Destructors are executed when
Select one:
a. object of class is partially destroyed
b. object of class is destroyed
c. object of class is define to destroy
d. object of class is about to destroy Incorrect
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The correct answer is: object of class is destroyed[/bg_collapse]
18.Different strategies used in state model to design test cases are
Select one:
a. Transition Testing, Coverage Testing Incorrect
b. State Testing, Code Testing
c. State Testing, Transition Testing, Path Testing
d. Code Testing, Path Testing
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The correct answer is: State Testing, Transition Testing, Path Testing[/bg_collapse]
19.Characteristics of Path-based Integration
Select one:
a. Interfaces are behavioural
b. Interfaces are behavioural
c. None
d. Co-functioning, Interfaces are structural and interactions are behavioural Correct
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The correct answer is: Co-functioning, Interfaces are structural and interactions are behavioural[/bg_collapse]
20.Fault categories include
Select one:
a. transmission error
b. new state error,fault state error,operation error,transfer error
c. operation error,transfer error,extra state error,missing state error Correct
d. operation error and transfer error
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The correct answer is: operation error,transfer error,extra state error,missing state error[/bg_collapse]
21.Both drivers and Stubs will be used in which approach of integration?
Select one:
a. Big bang
b. Bottom-up Incorrect
c. Sandwich
d. Top-down
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The correct answer is: Sandwich[/bg_collapse]
22.MM path testing is used is
Select one:
a. object oriented testing
b. model based testing
c. state based testing
d. System testing Incorrect
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The correct answer is: object oriented testing[/bg_collapse]
23.Role of inheritance complicates the choice of classes as units, a technique followed to simplify the testing of these units
Select one:
a. Avoid using inheritance
b. flattening of classes
c. Minimize use of such inheritance Incorrect
d. relook at the design
[bg_collapse view=”button-green” color=”#FFF” icon=”arrow” expand_text=”Show Answer” collapse_text=”Hide Answer” ] Feedback
The correct answer is: flattening of classes[/bg_collapse]
24.Flattening of classes is
Select one:
a. Required for testing subclasses
b. Creates classes that are a part of the final product
c. Involves merging methods of a sub-class Incorrect
d. Required to overcome the challenges posed by encapsulation concept of OO systems
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The correct answer is: Required for testing subclasses[/bg_collapse]
25.Software Test Stubs are
Select one:
a. Programs which simulate the behaviors of software components that are the dependent modules of a under test module
b. Used to connect a software with a driver
c. Programs which simulate the behaviors of software components that are the control modules of a under test module Incorrect
d. None of the options
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The correct answer is: Programs which simulate the behaviors of software components that are the dependent modules of a under test module[/bg_collapse]
26.Given an Extended FSM Diagram, one must test the following:
Select one:
a. All states in the EFSM
b. All paths in the EFSM
c. All states, transitions and paths in the EFSM Correct
d. All states and transitions in EFSM
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The correct answer is: All states, transitions and paths in the EFSM[/bg_collapse]
27.Operation error in a fault model is:
Select one:
a. Output values are garbled
b. Error generated upon transition like incorrect output function
c. Corrupt input Incorrect
d. Incorrect input function
[bg_collapse view=”button-green” color=”#FFF” icon=”arrow” expand_text=”Show Answer” collapse_text=”Hide Answer” ] Feedback
The correct answer is: Error generated upon transition like incorrect output function[/bg_collapse]
28.In Data Flow Testing, an Use is a statement that __________ a value of variable
Select one:
a. references
b. Manipulates
c. validates Incorrect
d. All options
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The correct answer is: references[/bg_collapse]
29.Which View of class testing is used Abstract classes?
Select one:
a. Execution View
b. None
c. Static View Incorrect
d. Compile Time View
[bg_collapse view=”button-green” color=”#FFF” icon=”arrow” expand_text=”Show Answer” collapse_text=”Hide Answer” ] Feedback
The correct answer is: Execution View[/bg_collapse]
30.What is the BEST definition of flattened class?
Select one:
a. A flattened class is an original class expanded to include all the attributes and operations it inherits Correct
b. A flattened class is an original class expanded to include all the attributes but not the operations it inherits
c. A flattened class is an original class expanded to include all the attributes of the class itself.
d. A flattened class is an original class expanded to include all the attributes and functions.
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The correct answer is: A flattened class is an original class expanded to include all the attributes and operations it inherits[/bg_collapse]
