1. Which of the following is not the responsibility of the operating system?
(A) Resource management
(B) Control the program execution
(C) Creation of a user-friendly environment
(D) Network management
(E) Compiler design
Answer :- e
2. Choose the incorrect option.
(A) System programs are associated with the operating system
(B) System programs are not necessarily part of the kernel
(C) System programs interact with the kernel to manage hardware resources
(D) System programs help user to manage the files
(E) System programs degrade the performance of the computer system
Answer :- e
3. Which of the following is not an example of a system program?
(A) Disk cleanup tool
(B) Antivirus program
(C) Text editor
(D) Web browser
(E) GRUB (Grand Unified Bootloader) loader
Answer :- d
4. What is the function of the command interpreter?
(A) Translating program in a high-level language into machine code
(B) Memory management
(C) Execute the user-specified command
(D) Controlling input/output operations
(E) Managing file system operations
Answer :- c
5. Which of the following is not part of a device controller?
(A) Data Register
(B) RAM
(C) Control Register
(D) Status register
(E) DMA controller
Answer :- b
6. Direct Memory Access (DMA) technique is used for
(A) Managing CPU clock speeds
(B) Transferring data between peripheral devices and memory without CPU intervention
(C) Managing hardware resources
(D) Managing the interrupts
(E) Executing the programs
Answer :- b
7. Which of the following components is closest to the CPU?
(A) RAM
(B) L1 cache
(C) L2 cache
(D) L3 cache
(E) Secondary storage
Answer :- b
8. Which of the following is incorrect for an interactive Operating System (OS)?
(A) It is designed for batch processing
(B) It is designed to achieve a response time as low as possible
(C) It is designed to respond promptly to user inputs
(D) It is suitable for multi-programming environment
(E) It is suitable for multi-user system
Answer :- a
9. Which of the following components do not need a device driver?
(A) Monitor
(B) RAM
(C) Printer
(D) Mouse
(E) Keyboard
Answer :- b
10. An interrupt may not occur when
(A) a hardware component encounters an error or failure
(B) a data transfer between a peripheral device and memory is completed
(C) a user program requests to execute a system call
(D) a disk operation is completed
(E) the computer system intentionally turns off the interrupts
Answer :- e