Computer Gk In English For All Competitive Exams - 18

Computer Gk For Joa(IT) and Computer Operator Exams 

Operating System Related Computer GK

281. Which of the following operating system is developed by Apple ?

a) Linux

b) Dos

c) Window

d) Mac OS

282. When the memory space available for a process is not contiguous we need to perform:

a) External Fragmentation

b) virtual Fragmentation

c) internal Fragmentation

d) Any of these

283. when a thread waits indefinitely for some resource,but other threads are actually using it is called ?

a) demand paging 

b) starvation

c) segmentation

d) none

284. What should be the extension to execute files ?

a) com

b) bat

c)  exe

d) all of the above

285. A page fault occurs when

a) The paging starts

b) the page is not found in the memory

c) the segmentation starts

d) the page is found in the memory

286. A system program that combines the separately compiled modules of a program into a form suitable for execution 

a) Assembler

b) Linking loader

c) cross compiler

d) None 

287. The operating system manages 

a) processes

b) i/o devices

c) memory

d) all of the above

288. The operating system which reads and reacts in actual time ?

a) Time sharing system

b) Batch processing system

c) real time operating system

d) quick responce system

289. Fork is -

a) The creation of a job card 

b) the dispatching of a task

c) the creation of a new process

d) increasing the priority of a task

290. Which is not the function of the operating system?

a) virus protection

b) disk management

c) memory management

d) application management

291. Which of the following file format supported in window 7 ?

a) BSD

b) EXT

c)  NTFS

d) All of the above

292. Virtual memory is :

a) Extremely large internal memory

b) An illusion of extremely large main memory

c) Extremely large secondary memory

d) none

293. Which of the following memory unit that processor can access more rapidly?

a) ROM

b) Main memory

c) Virtual memory

d) catch memory

294. Bring  a page into memory only when it is needed is called:

a) page fault

b) demand paging

c) page segmentation

d) demand memory

295. If a page number is not found in the TLB, then it is known as a

a)  TLB hit

b) Buffer miss

c)  TLB miss

d) none

296. The bankers algorithm is used 

a) to solve deadlock

b) to detect deadlock

c) to rectify deadlock

d) to prevent deadlock

297. Which of the following are not process states?

a) Running

b) new

c) finished

d) ready

298. In which type of the operating system response time is crucial

a) UNIX operating system

b) network operating system

c) batch operating system

d) real operating system

299. Piece of code that only one thread can execute at a time is called 

a) Critical section

b) Synchronization

c) mutual exclusion

d) none

300. Operating system keeps the information of files in a table called

a) File indexing table

b) directory folder table

c) file allocation table

d) none 

Part - 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19

Read This Too - 

HPSSSB Exam Related Gk All Parts  - Click Here

Hp Patwari related gk All Part  - Click here 

Current affairs All Parts - Click here

Himachal Gk All Part - Click Here

⬆⬆⬆⬆⬆⬆⬆⬆⬆⬆⬆⬆⬆⬆⬆⬆⬆⬆⬆⬆⬆⬆⬆⬆⬆⬆⬆⬆⬆⬆⬆⬆
Aaj aapne Computer Gk In English For Joa (IT) and compter operator exam se related new post padhi , Aapko hamari aaj ki post kaisi lagi please comment krke jrur bataye or agar aapko hamare aaj ki post thodi bhi helpful lagi ho to please meri post ko share krna mat bhule or mere blog ko follow jrur ker de . kyunki hamare blog per aapko latest gk , latest vacancies detail, answer keys, previous year question paper,exam results or bhi bhut kuch milega .to please hamare blog per roj visit kiya kijiye .mere blog per aane ke liye aap GOOGLE pe JSR STUDY likh ke search kre aapko top per hmara blog mil jayega .danyabaad aapka din subh ho .