software engineering Practice Questions Answers Test with Solutions & More Shortcuts

Question : 11

Lehman’s Fifth Law (Lehman and Belady 1985) is

a) Organizational stability: Over a program’s lifetime, its rate of development is approximately constant and independent of the resources devoted to system development.

b) Conservation of familiarity: Over the lifetime of a system, the incremental change in each release is approximately constant.

c) Large program evolution: Program evolution is a self-regulating process.

d) None of these

Question : 12

A sequential control model where control starts at the top of a subroutine hierarchy and through sub-routine calls, passes to lower levels is referred as

a) Manager control model

b) Call-return control model

c) Object oriented model

d) None of these

Question : 13

Spiral model is

a) Iterative model

b) Non-iterative model

c) Random model

d) None of these

Question : 14

Subject to probability of hazard, arising will not raise cost factors is referred as

a) Abstractness

b) Acceptable risk

c) Acceptance testing

d) None of these

Question : 15

Fault tolerance system are

a) These system runs on a single processor or an integrated group of processors

b) A system where each sub-system can respond to generated events where the events might be generated from other sub-systems or from the environment of the system.

c) A system continues in operation after some system faults have manifested themselves.

d) A system whose operation is incorrect, if results are not produced according to the timing specifications