Software Engineering MCQs Archives

701. Which model in system modelling depicts the dynamic behaviour of the system ?

A. Context Model

B. Behavioral Model

C. Data Model

D. Object Model

✅ The correct answer is option B.
Explanation: Behavioral models are used to describe the dynamic behavior of an executing system. This can be modeled from the perspective of the data processed by the system or by the events that stimulate responses from a system.

702. What script is run for setting bash global defaults for all users ?

A. /etc/.profile

B. /etc/.bashrc

C. /etc/.log

D. /etc/profile

✅ The correct answer is option D.

703. The ________________ contains a state transition diagram that is a sequential specification of behavior?

A. data flow diagram

B. state transition diagram

C. control specification

D. workflow diagram

✅ The correct answer is option C.
Explanation: The control specification(CSPEC. describes the behavior of the system, but it gives us no information about the inner working of the processes that are activated as a result of this behavior

704. Which of the following denote the property in every validation control ?

A. ControlToValidate property

B. Text property

C. Both A and B

D. None of these

✅ The correct answer is option C.

705. You can append to a file instead of overwriting by using the________________?

A. > symbols

B. >> symbols

C. < symbols

D. << symbols

✅ The correct answer is option B.

706. Which part of a computer helps to store information ?

A. Disk drive

B. Keyboard

C. Monitor

D. Printer

✅ The correct answer is option A.

707. How is CORE different from IBIS ?

A. Iterative in nature

B. Redundancies are removed

C. It is simple and an easier method to use

D. Consistency problems are addressed in CORE

✅ The correct answer is option D.
Explanation: Preliminary data collection is done in CORE to get some broad level data on each view point to structure the view point and to check consistency from within and outside the viewpoints.

708. You can append to a file instead of overwriting by using the_______________?

A. > symbols

B. >> symbols

C. < symbols

D. << symbols

✅ The correct answer is option B.

709. What command is used to set user and group quotas ?

A. /sbin/usrquota

B. /sbin/edquota

C. /sbin/quotaon

D. /sbin/quota

✅ The correct answer is option B.

710. If you were a lead developer of a software company and you are asked to submit a project/product within a stipulated time-frame with no cost barriers, which model would you select ?

A. Waterfall

B. Spiral

C. RAD

D. Incremental

✅ The correct answer is option C.
Explanation: RAD model is inapplicable to develop cheaper products/software/projects as the cost of modeling, hiring highly skilled developers/designers and automated code generation is very high.But here the cost is not an issue, so one can select this model as it reduces development time.