Selected MCQ

Current Question
A set of processes is deadlocked if ____.
  • A. Each process is blocked and will remain so forever
  • B. Each process is terminated
  • C. All processes are trying to kill each other
  • D. None of these
Correct Answer: A
Explanation:
Deadlock occurs when processes are permanently blocked waiting for resources.
Related Question 1
Which of the following does not belong to queries for processes?
  • A. Job queue
  • B. Device queue
  • C. Ready queue
  • D. PCB queue
Correct Answer: D
Explanation:
PCB queue is not a standard process queue type in operating systems (the others are common scheduling queues).
Related Question 2
____ is a silicon chip which carries out a set of instructions and processes the data efficiently and accurately.
  • A. RAM
  • B. Modem
  • C. Processor
  • D. Hard disk
Correct Answer: C
Explanation:
The processor (CPU) is a silicon chip that executes instructions.