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These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: Computer Science Engineering (CSE) , Information Technology Engineering (IT) , Bachelor of Science in Computer Science SY (BSc CS) , Bachelor of Computer Applications (BCA) , Bachelor of Business Administration in Computer Applications (BBA [CA]) .

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601.

Software reliability i

A. The probability of failure free operation of a program for a specified time in a specified environment
B. The probability of failure of a program for a specified time in a specified environment
C. The probability of success of a program for a specified time in any environment
D. None of the above
Answer» A. The probability of failure free operation of a program for a specified time in a specified environment
602.

Fault is

A. Defect in the program
B. Mistake in the program
C. Error in the program
D. All of the above
Answer» D. All of the above
603.

One fault may lead to

A. one failure
B. two failures
C. many failures
D. all of the above
Answer» D. all of the above
604.

Which ‘time’ unit is not used in reliability studies?

A. Execution time
B. Machine time
C. Clock time
D. Calendar time
Answer» B. Machine time
605.

Failure occurrences can be represented as

A. time to failure
B. time interval between failures
C. failures experienced in a time interval
D. All of the above
Answer» D. All of the above
606.

As the reliability increases, failure intensity

A. decreases
B. increases
C. no effect
D. None of the above
Answer» A. decreases
607.

Maximum possible value of reliability is

A. 100
B. 10
C. 1
D. 0
Answer» C. 1
608.

Minimum possible value of reliability is

A. 100
B. 10
C. 1
D. 0
Answer» D. 0
609.

Software Quality is

A. Conformance to requirements
B. Fitness for the purpose
C. Level of satisfaction
D. All of the above
Answer» D. All of the above
610.

Defect rate is

A. Number of defects per million lines of source code
B. Number of defects per function point
C. Number of defects per unit of size of software
D. All of the above
Answer» D. All of the above
611.

How many product quality factors have been proposed in McCall quality model?

A. 2
B. 3
C. 11
D. 6
Answer» D. 6
612.

Which one is not a product quality factor of McCall quality model?

A. Product revision
B. Product operation
C. Product specification
D. Product transition
Answer» C. Product specification
613.

The second level of quality attributes in McCall quality model are termed as

A. quality criteria
B. quality factors
C. quality guidelines
D. quality specifications
Answer» A. quality criteria
614.

Which one is not a level in Boehm software quality model?

A. Primary uses
B. Intermediate constructs
C. Primitive constructs
D. Final constructs
Answer» D. Final constructs
615.

Which one is not a software quality model?

A. McCall model
B. Boehm model
C. ISO 9000
D. ISO 9126
Answer» C. ISO 9000
616.

Basic execution time model was developed by

A. Bev.Littlewood
B. J.D.Musa
C. R.Pressman
D. Victor Baisili
Answer» D. Victor Baisili
617.

NHPP stands for

A. Non Homogeneous Poisson Process
B. Non Heterogeneous Poisson Process
C. Non Homogeneous Poisson Product
D. Non Heterogeneous Poisson Product
Answer» A. Non Homogeneous Poisson Process
618.

In Basic execution time model, failure intensity is given by

A. λ(µ)=λ0(1-µ2 / V0)
B. λ(µ)=λ0(1-µ / V0)
C. λ(µ)=λ0(1-V0/ µ2)
D. λ(µ)=λ0(1- V0/ µ)
Answer» B. λ(µ)=λ0(1-µ / V0)
619.

In Basic execution time model, additional number of failures required to achieve a failure intensity objective is expressed as

A. 0/λ0(λP - λF)
B. ) 0/λ0(λF – λP)
C. λ0 0(λF – λP)
D. λ0/ 0 (λP - λF)
Answer» A. 0/λ0(λP - λF)
620.

In Logarithmic Poisson execution model, ‘θ’ is known as

A. Failure intensity function parameter
B. Failure intensity decay parameter
C. Failure intensity measurement
D. Failure intensity increment parameter
Answer» B. Failure intensity decay parameter
621.

Failure intensity function of Logarithmic Poisson execution model is given as

A. λ(µ)= λ0LN(-θµ)
B. λ(µ)= λ0exp(θµ)
C. λ(µ)= λ0exp(-θµ)
D. λ(µ)= λ0log(-θµ
Answer» C. λ(µ)= λ0exp(-θµ)
622.

CMM level 1 has

A. 6 KPAs
B. 2 KPAs
C. 0 KPAs
D. None of the above
Answer» C. 0 KPAs
623.

MTBF stands for

A. Mean time between failure
B. Maximum time between failures
C. Minimum time between failures
D. Many time between failures
Answer» A. Mean time between failure
624.

CMM model is a technique to

A. Improve the software process
B. Automatically develop the software
C. Test the software
D. All of the above
Answer» A. Improve the software process
625.

Total numbers of maturing levels in CMM are

A. 1
B. 3
C. 5
D. 7
Answer» C. 5
626.

Reliability of software is dependent on number of errors

A. removed
B. remaining
C. both (a) & (b)
D. None of the above
Answer» B. remaining
627.

Reliability of software is usually estimated at

A. Analysis phase
B. Design phase
C. Coding phase
D. Testing phase
Answer» D. Testing phase
628.

CMM stands for

A. Capacity maturity model
B. Capability maturity model
C. Cost management model
D. Comprehensive maintenance model
Answer» B. Capability maturity model
629.

Which level of CMM is for basic project management?

A. Initial
B. Repeatable
C. Defined
D. Managed
Answer» B. Repeatable
630.

Which level of CMM is for process management?

A. Initial
B. Repeatable
C. Defined
D. Optimizing
Answer» D. Optimizing
631.

CMM was developed at

A. Harvard University
B. Cambridge University
C. Carnegie Mellon University
D. Maryland University
Answer» C. Carnegie Mellon University
632.

The number of clauses used in ISO 9001 are

A. 15
B. 25
C. 20
D. 10
Answer» C. 20
633.

In reliability models, our emphasis is on

A. errors
B. fault
C. failures
D. bugs
Answer» C. failures
634.

McCall has developed a

A. Quality model
B. Process improvement model
C. Requirement model
D. Design model
Answer» A. Quality model
635.

The model to measure the software process improvement is called

A. ISO 9000
B. ISO 9126
C. CMM
D. Spiral model
Answer» C. CMM
636.

In ISO 9126, each characteristic is related to

A. one attributes
B. two attributes
C. three attributes
D. four attributes
Answer» A. one attributes
637.

Each maturity model is CMM has

A. One KPA
B. Equal KPAs
C. Several KPAs
D. no KPA
Answer» C. Several KPAs
638.

ISO 9126 contains definitions of

A. quality characteristics
B. quality factors
C. quality attributes
D. All of the above
Answer» D. All of the above
639.

Which is not a software reliability model ?

A. The Jelinski-Moranda Model
B. Basic execution time model
C. Spiral model
D. None of the above
Answer» C. Spiral model
640.

In McCall quality model; product revision quality factor consist of

A. Maintainability
B. Flexibility
C. Testability
D. None of the above
Answer» D. None of the above
641.

In reliability models, our emphasis is on

A. errors
B. faults
C. failures
D. bugs
Answer» C. failures
642.

MTTF stands for

A. Mean time to failure
B. Maximum time to failure
C. Minimum time to failure
D. None of the above
Answer» A. Mean time to failure
643.

Software does not break or wear out like hardware. What is your opinion?

A. True
B. False
C. Cannot say
D. not fixed
Answer» A. True
644.

Software reliability is defined with respect to

A. time
B. speed
C. quality
D. None of the above
Answer» A. time
645.

KPA in CMM stands for

A. Key Process Area
B. Key Product Area
C. Key Principal Area
D. Key Performance Area
Answer» A. Key Process Area
646.

For a function of n variables, boundary value analysis yields:

A. 4n+3 test cases
B. 4n+1 test cases
C. n+4 test cases
D. None of the above
Answer» B. 4n+1 test cases
647.

For a function of two variables, how many cases will be generated by robustness testing?

A. 9
B. 13
C. 25
D. 42
Answer» B. 13
648.

For a function of n variables robustness testing of boundary value analysis yields:

A. 4n+1
B. 4n+3
C. 6n+1
D. None of the above
Answer» C. 6n+1
649.

A node with indegree=0 and outdegree ≠ 0 is called

A. Source node
B. Destination node
C. Transfer node
D. None of the above
Answer» A. Source node
650.

A node with indegree ≠ 0 and out degree=0 is called

A. Source node
B. Predicate node
C. Destination node
D. None of the above
Answer» C. Destination node

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