Q341. Copying a process from memory to disk to allow space for other processes is Called
a) Swapping
b) Deadlock
c) Demand Paging
d) Page Fault
Answer : a
Q342. The necessary conditions needed before deadlock can occur?
a) No Mutual Exclusion, Hold and wait, Preemption, Circular Wait
b) Mutual Exclusion, No Hold and wait, Preemption, Circular Wait
c) Mutual Exclusion, Hold and wait, No Preemption, Circular Wait
d) Mutual Exclusion, Hold and wait, Preemption, No Circular Wait
Answer : c
Q343. Which of the following is NOT a valid deadlock prevention scheme?
a) Release all resources before requesting a new resource
b) Number the resources uniquely and never request a lower numbered resource than the last one requested.
c) Never request a resource after releasing any resource
d) Request and all required resources be allocated before execution.
Answer : c
Q344. A graphics card has on board memory of 1 MB. Which of the following modes can the card not support?
a) 1600 x 400 resolution with 256 colours on a 17 inch monitor
b) 1600 x 400 resolution with 16 million colours on a 14 inch monitor
c) 800 x 400 resolution with 16 million colours on a 17 inch monitor
d) 800 x 800 resolution with 256 colours on a 14 inch monitor
Answer : b
Q345. Consider a virtual memory system with FIFO page replacement policy. For an arbitrary page access pattern, increasing the number of page frames in main memory will Always decrease the number of page faults
a) Always increase the number of page faults
b) Sometimes increase the number of page faults
c) Never affect the number of page faults
Answer : b
Q346) You should save your computer from?
a) Viruses
b) Time bombs
c) Worms
d) All of the above
Answer : d
Q347) World Wide Web is being standard by
a) Worldwide corporation
b) W3C
c) World Wide Consortium
d) World Wide Web Standard
Answer : b
Q348) Which of the following is an example of a real time operating system?
a) Lynx
b) MS DOS
c) Windows XP
d) Process Control
Answer : d
Q349) Which of the following operating system does not implement the multitasking truly?
a) Windows 98
b) Windows NT
c) Windows XP
d) MS DOS
Answer : d
Q350) Which of the following windows version support 64 bit processor?
a) Windows 98
b) Windows 2000
c) Windows XP
d) Windows 95
Answer : c