641Software EngineeringMedium
A distributed system must defend itself against________?
AModification
BFabrication
CAll of the mentioned
DInterruption
Correct answer
C. All of the mentioned
Explanation
The correct answer is All of the mentioned.
MCQs
Read every question, see the correct answer, and understand the explanation at your own pace. Study mode has no timer and no negative marking.
Correct answer
C. All of the mentioned
Explanation
The correct answer is All of the mentioned.
Correct answer
A. four
Explanation
Explanation: Adaptive, corrective, perfective and preventive are the four types of software maintenance.
Correct answer
A. Both E and D
Explanation
Explanation: DRE = E / (E + d).
Correct answer
C. grep sales empl.lst
Explanation
The correct answer is grep sales empl.lst.
Correct answer
A. Both RAD & Iterative Enhancement
Explanation
The correct answer is Both RAD & Iterative Enhancement.
Correct answer
B. End-users
Explanation
Explanation: A product is always built to satisfy an end-user.
Correct answer
A. False
Explanation
Explanation: Security engineering is concerned with maintenance as well as development of such systems.
Correct answer
D. Fault avoidance
Explanation
Explanation: In Fault avoidance the system is developed in such a way that human error is avoided and thus system faults are minimised.
Correct answer
C. beta testing
Explanation
Explanation: Beta testing is the last stage of testing, and normally can involve sending the product to beta test sites outside the company for real-world exposure or offering the product for a free trial download over the Internet.
Correct answer
D. .class file
Explanation
The correct answer is .class file.