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MCQs

Total Questions : 34 | Page 2 of 4 pages
Question 11. What is interprocess communication?
  1.    communication within the process
  2.    communication between two process
  3.    communication between two threads of same process
  4.    none of the mentioned
 Discuss Question
Answer: Option B. -> communication between two process


None.


Question 12. The address of the next instruction to be executed by the current process is provided by the:
  1.    CPU registers
  2.    program counter
  3.    process stack
  4.    pipe
 Discuss Question
Answer: Option B. -> program counter


None.


Question 13. Which system call returns the process identifier of a terminated child?
  1.    wait
  2.    exit
  3.    fork
  4.    get
 Discuss Question
Answer: Option A. -> wait


None.


Question 14. A process stack does not contain:
  1.    function parameters
  2.    local variables
  3.    return addresses
  4.    PID of child process
 Discuss Question
Answer: Option D. -> PID of child process


None.


Question 15. A set of processes is deadlock if:
  1.    each process is blocked and will remain so forever
  2.    each process is terminated
  3.    all processes are trying to kill each other 
  4.    none of the mentioned
 Discuss Question
Answer: Option A. -> each process is blocked and will remain so forever


None.


Question 16. A Process Control Block(PCB) does not contain which of the following :
  1.    code
  2.    stack
  3.    Process State
  4.    I/O status information
  5.    bootstrap program
 Discuss Question
Answer: Option E. -> bootstrap program


None.


Question 17. Which of the following is not the state of a process ?
  1.    new
  2.    old
  3.    Waiting
  4.    Running
  5.    Terminated
 Discuss Question
Answer: Option B. -> old


None.


Question 18. The state of a process is defined by :
  1.    the final activity of the process
  2.    the activity just executed by the process
  3.    the activity to next be executed by the process
  4.    the current activity of the process
 Discuss Question
Answer: Option D. -> the current activity of the process


None.


Question 19. The number of processes completed per unit time is known as __________.
  1.    output
  2.    Throughput
  3.    Efficiency
  4.    Capacity
 Discuss Question
Answer: Option B. -> Throughput


None.


Question 20. The Process Control Block is :
  1.    Process type variable
  2.    Data Structure
  3.    a secondary storage section
  4.    a Block in memory
 Discuss Question
Answer: Option B. -> Data Structure


None.


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