Top 150+ Solved Advanced Operating System MCQ Questions Answer
Q. What is operating system?
a. collection of programs that manages hardware resources
b. system service provider to the application programs
c. link to interface the hardware and application programs
d. all of the mentioned
Q. To access the services of operating system, the interface is provided by the
a. system calls
b. api
c. library
d. assembly instructions
Q. Which one of the following is not true?
a. kernel is the program that constitutes the central core of the operating system
b. kernel is the first part of operating system to load into memory during booting
c. kernel is made of various modules which can not be loaded in running operating system
d. kernel remains in the memory during the entire computer session
Q. Which one of the following error will be handle by the operating system?
a. power failure
b. lack of paper in printer
c. connection failure in the network
d. all of the mentioned
Q. The scheme used in the above question is known as _______ or ________.
a. sector sparing
b. forwarding
c. backwarding
d. sector utilization
Q. By operating system, the resource management can be done via
a. time division multiplexing
b. space division multiplexing
c. both (a) and (b)
d. none of the mentioned
Q. . If a process fails, most operating system write the error information to a
a. log file
b. another running process
c. new file
d. none of the mentioned
Q. Which facility dynamically adds probes to a running system, both in user processes and in the kernel?
a. dtrace
b. dlocate
c. dmap
d. dadd
Q. Which one of the following is not a real time operating system?
a. vxworks
b. windows ce
c. rtlinux
d. palm os
Q. The OS X has
a. monolithic kernel
b. hybrid kernel
c. microkernel
d. monolithic kernel with modules
Q. The systems which allows only one process execution at a time, are called
a. uniprogramming systems
b. uniprocessing systems
c. unitasking systems
d. none of the mentioned
Q. In operating system, each process has its own
a. address space and global variables
b. open files
c. pending alarms, signals and signal handlers
d. all of the mentioned
Q. In Unix, Which system call creates the new process?
a. fork
b. create
c. new
d. none of the mentioned
Q. A process can be terminated due to
a. normal exit
b. fatal error
c. killed by another process
d. all of the mentioned
Q. What is the ready state of a process?
a. when process is scheduled to run after some execution
b. when process is unable to run until some task has been completed
c. when process is using the cpu
d. none of the mentioned