1. Where is Paging implemented?
(A) Software
(B) Operating System
(C) Hardware
(D) B and C
2. Which one of the following is not true about the Kernel?
(A) The kernel is made of various modules which cannot be loaded in the running operating system
(B) Kernel remains in the memory during the entire computer session
(C) The kernel is the program that constitutes the central core of the operating system
(D) The kernel is the first part of the operating system to load into memory during booting
3. A page fault is:
(A) Error in a specific page
(B) Reference to a page belonging to another program
(C) Access to a page not currently in memory
(D) When a program is not currently in memory
4. Which one of the following does not allow the approach to deadlock handling?
(A) Detect & Recover
(B) Virtual Memory
(C) Deadlock Prevention
(D) Deadlock Avoidance
5. What do you mean by “Operating System”?
(A) Link to interface the hardware and application programs
(B) System service provider to the application programs
(C) Collection of programs that manages hardware resources
(D) C and D
6. What is the initial value of the semaphore that allows only one of the many processes to enter their critical sections?
(A) 0
(B) 16
(C) 1
(D) 8
7. In which of the following does the memory allocation policy allocate the largest hole to the process?
(A) Worst-Fit
(B) First-Fit
(C) Best-Fit
(D) C and D
8. What is the main function of the command interpreter?
(A) To handle the files in the operating system
(B) To provide the interface between the API and application program
(C) To get and execute the next user-specified command
(D) A and D
9. How can we describe an algorithm?
(A) A step-by-step procedure for solving a problem
(B) A branch of mathematics
(C) A computer language
(D) C and A
10. Which of the following is also known as chunks of memory?
(A) Page
(B) Frame
(C) Sector
(D) Offset
11. Which of the following is not a real-time operating system?
(A) Palm OS
(B) Windows CE
(C) VxWorks
(D) RTLinux
12. Which one of the following is a block device?
(A) Disk
(B) Terminals
(C) Printer
(D) Mouse
