1. Queuing theory is used for job-shop scheduling inventory problems traffic congestion studies all of these ✅ The correct answer is option D.
2. The factors to be considered for production scheduling are component design route sheet time standards all of these ✅ The correct answer is option D.
3. When slack of an activity is positive it represents a situation where extra resources are available and the completion of project is not delayed it represents that a programme falls behind schedule and additional resources are required to complete the project in time the activity is critical and any delay in its performance will delay the completion of whole project any one of the above ✅ The correct answer is option A.
4. In a thermal power plant, coal from the coal handling plant is moved to the boiler bunker through a belt conveyor bucket conveyor fork lift truck overhead crane ✅ The correct answer is option A.
5. CPM requires single time estimate double time estimate triple time estimate none of these ✅ The correct answer is option A.
6. Acceptance sampling is used in job production batch production mass production all of these ✅ The correct answer is option C.
7. Process layout is employed where low volume of production is required where similar jobs are manufactured on similar machines where machines are arranged on functional basis all of the above ✅ The correct answer is option D.
8. When slack of an activity is zero, the activity is critical and any delay in its performance will delay the completion of the whole project. Yes No ✅ The correct answer is option A.
9. The correct sequence of phases in value engineering is creative phase, information phase, investigation phase, evaluation phase information phase, creative phase, investigation phase, evaluation phase investigation phase, information phase, creative phase, evaluation phase creative phase, invest ✅ The correct answer is option A.
10. Slack represents the difference between the earliest completion time and latest allowable time latest allowable time and earliest completion time earliest completion time and normal expected time latest allowable time ✅ The correct answer is option A.