• HOME
  • QUIZ
  • CONTACT US
EXAMIANS
  • COMPUTER
  • CURRENT AFFAIRS
  • ENGINEERING
    • Chemical Engineering
    • Civil Engineering
    • Computer Engineering
    • Electrical Engineering
    • Mechanical Engineering
  • ENGLISH GRAMMAR
  • GK
  • GUJARATI MCQ

Microprocessor

Microprocessor
How many bytes in a zero memory page should be reserved for vectors used by RST instructions?

 128.
 64.
 32.
 16.

ANSWER DOWNLOAD EXAMIANS APP

Microprocessor
In an intel 8085A, which is the first machine cycle of an instruction?

 An I/O read cycle
 A memory write cycle
 An op-code fetch cycle
 A memory read cycle

ANSWER DOWNLOAD EXAMIANS APP

Microprocessor
Identify the communication interfacing device from the following

 8257
 8251
 8255
 8155

ANSWER DOWNLOAD EXAMIANS APP

Microprocessor
In order to complement the lower nibble of accumulator one can use

 ORI 0FH
 ANI 0FH
 XRI 0FH
 CMA

ANSWER DOWNLOAD EXAMIANS APP

Microprocessor
Let the content of register C be 00000000 before the instruction DCR C is executed. The content of register C after the after the execution of this instruction will be

 00000001
 None
 11111111
 00000000

ANSWER DOWNLOAD EXAMIANS APP

Microprocessor
Identify the programmable DMA controller from the following

 8257
 8253
 8279
 8251

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Microprocessor

DOWNLOAD APP

  • APPLE
    from app store
  • ANDROID
    from play store

SEARCH

LOGIN HERE


  • GOOGLE

FIND US

  • 1.70K
    FOLLOW US
  • EXAMIANSSTUDY FOR YOUR DREAMS.
  • SUPPORT :SUPPORT EMAIL ACCOUNT : examians@yahoo.com

OTHER WEBSITES

  • GUJARATI MCQ
  • ACCOUNTIANS

QUICK LINKS

  • HOME
  • QUIZ
  • PRIVACY POLICY
  • DISCLAIMER
  • TERMS & CONDITIONS
  • CONTACT US
↑