1751. Classes and interfaces are a part of____________________?

A. Structural things
B. Behavioral things
C. Grouping things
D. Annotational things
✅ The correct answer is option A.
Explanation: Structural things are mostly static parts of a model, representing elements that are either conceptual or physical.

1755. According to a statistical report: “over 30% of all software projects are cancelled before completion and over 70% of the remainder fail to deliver expected features”. What must be the reason for such a situation ?

A. Poor change management
B. Poor requirements management
C. Poor quality control
D. All of the mentioned
✅ The correct answer is option B.
Explanation: Fundamental to the problem mentioned in the statistical report is poor requirements management. Option a and c are its sub parts.

1756. Which of the following is not a part of process change ?

A. Introducing new practices, methods or processes
B. Introducing new team members to existing project
C. Introducing or removing deliverable
D. Introducing new roles or responsibilities
✅ The correct answer is option B.
Explanation: Adding more developers aid to process completion rather than changing it.

1760. Which of the following commands is used to absolutely assign all permissions to the owner, read and write permissions to the group and only executable permission to the others of the file note ?

A. chmod 761 note
B. chmod 671 note
C. chmod 167 note
D. chmod 4=rwx, g=rw note
✅ The correct answer is option A.