Operating System mcq questions With Answer | OS Question | Computer Fundamental

A. absolute mode

B. immediate mode

C. index mode

D. modulus mode

E. None of the above

A. a single program is processed by two or more CPUs

B. two or more programs are stored concurrently in primary storage

C. only the active pages of a program are stored in primary storage

D. interprogram interference may occur

E. None of the above

A. allows the programmer to write base registers and displacements explicitly in the source program.

B. is used to remember which of the general-purpose registers are currently available as base registers, and what base addresses they contain.

C. allows multiple programs to reside in separate areas of core at the same time.

D. is a term that refers to the control programs of an operating system.

E. None of the above

A. should always be fixed

B. should always be variable

C. depends upon the size of the file

D. should be chosen to match the data characteristics

E. none of the above

A. semaphore

B. mutual exclusion

C. multiprogramming

D. multitasking

E. None of the above

A. XENIX

B. UNIX

C. OS/2

D. MS DOS

E. None of the above

A. carelessness by users

B. depending on passwords

C. too much emphasis on preventing physical access

D. insufficient technology used to prevent breaches

E. None of the above

A. contains all constants in the program

B. a permanent table of decision rules in the form of patterns for matching with the uniform symbol table to discover syntactic structure.

C. consists of a full or partial list of the token's as they appear in the program. Created by Lexical analysis and used for syntax analysis and interpretation

D. a permanent table which lists all key words and special symbols of the language in symbolic form.

E. None of the above

A. to improve disk performance

B. to handle interrupts

C. to increase the capacity of main memory

D. to speed up main memory read operation

E. None of the above

A. selling computers alone

B. selling peripheral devices with computer

C. selling software to run on computers

D. giving away software with a computer purchase

E. None of the above