Advanced Software Engineering MCQs Archives

21. Which of the following is a key principle of software design and implementation ?

A. Separation of concerns

B. Writing aspects

C. Finding code complexity

D. None of the mentioned

✅ The correct answer is option A.
Explanation: The separation of concerns is a key principle of software design and implementation. It means that you should organize your software so that each element in the program (class, method, procedure, etc.) does one thing and one thing only.

22. Which of the following term is best defined by the statement:”When one object invokes another independent object, a message is passed between the two objects.” ?

A. Control couple

B. Application object

C. Data couple

D. Database object

✅ The correct answer is option C.

23. How is SOA different from OO Architecture ?

A. Strong coupling among objects

B. Communications are prescriptive rather than being descriptive

C. Data is separated from a service or behavior

D. Data and methods are integrated into a single object

✅ The correct answer is option C.
Explanation: A service-oriented architecture is essentially a collection of services which communicate with each other.

24. In Java,______________________ are comparable with, though not identical to, RPCs?

A. Remote Method Invocations

B. Operating System

C. Client–server computing

D. None of the mentioned

✅ The correct answer is option A.
Explanation: The RMI framework handles the invocation of remote methods in a Java program.

25. Which of the following term is best defined by the statement “In a distributed system, several processes may operate at the same time on separate computers on the network.”?

A. Concurrency

B. Openness

C. Resource sharing

D. Fault tolerance

✅ The correct answer is option A.

26. The transition functions that are implied by the state box are defined in__________________?

A. Yellow box

B. Clear box

C. White box

D. Black box

✅ The correct answer is option B.
Explanation: Stated simply, a clear box contains the procedural design for the state box.

27. Which architecture is used when there is a high volume of transactions to be processed by the server ?

A. Multi-tier client–server architecture

B. Master-slave architecture

C. Distributed component architecture

D. Peer-to-peer architecture

✅ The correct answer is option A.
Explanation: Multi-tier systems may be used when applications need to access and use data from different databases.

28. The _______________ of a formal specification language is often based on a syntax that is derived from standard set theory notation and predicate calculus ?

A. semantic domain

B. syntactic domain

C. sequence

D. set

✅ The correct answer is option B.

29. What defines the circumstances in which a particular operation is valid ?

A. Contradictions

B. Post-condition

C. Vagueness

D. None of the mentioned

✅ The correct answer is option D.
Explanation: A precondition defines the circumstances in which a particular operation is valid.

30. Service Oriented Architecture (SOA) is__________________?

A. Strongly Coupled

B. Loosely Coupled

C. Strongly Cohesive

D. Loosely Cohesive

✅ The correct answer is option B.
Explanation: SOA is the architectural style that supports loosely coupled services to enable business flexibility.