Thursday, July 24, 2014

Which of the following storage is Volatile ?

Which of the following storage is Volatile ?
A) Floppy disk
B) Bubble memory
C) Core Memory
D) Semiconductor Memory
Answer is : A) Floppy disk

Tuesday, July 15, 2014

8085 instruction will not affect the carry flag

Which of the following 8085 instruction will not affect the carry flag ?


A.     ADC

B.     CNC

C.     CMC

D.     STC


Answer :  CNC



Thursday, July 10, 2014

Disadvantage of the associative memory - Computer Gk

Which of the following is a disadvantage of the associative memory ?


A.     Low speed

B.     High speed

C.     No flexibility in programming

D.     Cannot be manufacture in large scale


Answer :  B )  High speed

Sunday, July 6, 2014

Trap - Computer general knowledge questions and answers

Which of the following is also called a trap ?


A ) external interrupt


B ) high priority interrupt


C ) internal interrupt


D ) software interrupt


Answer is  C ) internal interrupt


Tags : General knowledge , Computer general knowledge questions , TNPSC Computer Gk Questions


Stack pointer Instruction - Computer general knowledge question

Which of the following types of instructions, will affect the stack pointer ?


 I.  call subroutine, II. return , III. Conditional branch .


A ) I and II only


B ) I and III only


C ) II and III only


D ) I , II and  III


Answer :  A ) I and II only


Please comment if any correction


Tags : Computer general knowledge question , TNPSC computer gk , Computer aptitude question




Saturday, July 5, 2014

Mapping processor with cache memory

Question :


Which of the following is not mapping processor associated with cache memory ?


A ) direct mapping


B ) indirect mapping


C ) associative mapping


D ) set associative mapping


If anybody know the answer tell in comment


Otherwise Answer is  B ) indirect mapping


Tags : Computer General aptitude questions , Computer general knowledge Questions , Computer GK , Cache memory  

Friday, July 4, 2014

Where is the position of Cache memory ?

Cache Memory is logically positioned


A ) between CPU and main memory


B ) between main memory and secondary memory


C ) inside the CPU


D ) inside the I/O processor



  If know anybody tell in  comment


  For unknown person


  Answer is    A ) between CPU and main memory



Interrupting - Computer general knowledge question

Question : The method in which the interrupting source itself supplies branch information regarding the service routine is


A ) Vectored interrupt


B ) Software interrupt


C ) Priority interrupt


D ) Masked interrupt



Please tell the answer in comment


Answer :