[Solved] Lehman’s Third Law (Lehman and Belady 1985) is

Q.	Lehman’s Third Law (Lehman and Belady 1985) is
A.	Continuing change: A program used in real-world environment must change necessarily or become progressively less useful in that environment.
B.	Increase complexity: As an evolving program change, its strictures tend to become more complex. Extra resources must be devoted to preserving and simplifying the structure.
C.	Large program evolution: Program evolution is a self-regulating process.
D.	None of these
Answer» C. Large program evolution: Program evolution is a self-regulating process.

674

Do you find this helpful?

View all MCQs in

Software Engineering

Discussion

No comments yet

Related MCQs

Lehman’s Second Law (Lehman and Belady 1985) is
Lehman’s Fourth Law (Lehman and Belady 1985) is
Lehman’s First Law (Lehman and Belady 1985) is
Lehman’s Fifth Law (Lehman and Belady 1985) is
Parkinson’s Law is
Match the following : A- Maintenance control: B- Maintenance prediction: C- Maintenance process: 1-Cost of planning and scheduling hardware preventive maintenance, and software maintenance and upgrades, managing the hardware and software baselines, and providing response for hardware corrective maintenance. 2- Predicting the number of change requires a system understanding and the relationship between the system and external environment. 3- It is triggered by a set of change requests from system users, management or customers.
Match the following : A- Maintenance control: B-Maintenance measures: C-Maintenance personnel : 1-Cost of planning and scheduling hardware preventive main- tenance, and software maintenance and upgrades, managing the hardware and software baselines, and providing response for hardware corrective maintenance. 2- Measures that address how easily a system can be repaired or changed. 3-Number of personnel needed to maintain all aspects of a computer system, including the support personnel and facilities needed to support that activity.
Match the following: A- Formal mathematical transformation: B- Formal process model: C-Formal Specifications: D-Formal System development: 1- Here the formal mathema- tical representation of the system takes place. 2- It is a starting point for process analysis. It is abstract and only defines the principal process activities and deliverables. 3-Specifications expressed in a language whose vocabulary, syntax and semantics are formally defined. 4-It is more common to waterfall model, but here the development process is based on formal mathematical transformation of a system specification to an exactable program.
------------- are the glue that holds the methods and tools together and they enable rational and timely development of computer software.
Which of the following Choices and standardizes patterns for a problem domain promotes software reuse and, hence, quality and productivity?