

McqMate
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]) .
Chapters
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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