Explore topic-wise MCQs in Computer Science.

This section includes 258 Mcqs, each offering curated multiple-choice questions to sharpen your Computer Science knowledge and support exam preparation. Choose a topic below to get started.

251.

Elapsed time, between initiating a query and receiving a response is called

A. response time
B. waiting time
C. processing time
D. Turnaround time
Answer» E.
Discussion
252.

In Prototyping

A. BASIC is used
B. COBOL is used
C. 4GLs are used
D. system is documented
Answer» D. system is documented
Discussion
253.

An example of a hierarchical data structure is

A. array
B. Link list
C. tree
D. ring
Answer» D. ring
Discussion
254.

The primary tool used in structured design is a:

A. structure chart
B. data-flow diagram
C. program flowchart
D. module
Answer» B. data-flow diagram
Discussion
255.

The approach used in top-down analysis and design is

A. to identify the top level functions by combining many smaller components into a single entity
B. to prepare flow charts after programming has been completed
C. to identify a top level function an d then create a hierarchy of lower-level modules and components.
D. All of the above
Answer» D. All of the above
Discussion
256.

The longest method of conversion is

A. direct
B. parallel
C. phased
D. pilot
Answer» B. parallel
Discussion
257.

A decision table facilitates conditions to be related to

A. actions
B. programs
C. tables
D. operation
Answer» B. programs
Discussion
258.

System Study involves

A. study of an existing system
B. documenting the existing system.
C. identifying current deficiencies and establishing new goals
D. All of the above
Answer» E.
Discussion