• 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
Maximum of how many devices can be connected simultaneously to the microprocessor via 8257 in DMA data transfer mode?

 4
 10
 6
 8

ANSWER DOWNLOAD EXAMIANS APP

Microprocessor
DMA is used between

 memory and I/O
 microprocessor and I/O
 none
 microprocessor and memory

ANSWER DOWNLOAD EXAMIANS APP

Microprocessor
The processor status word of 8085 microprocessor has five flags namely:

 S, OV, AC, P, CY
 S, Z, OV, P, CY
 S, Z, AC, P, CY
 S, Z, AC, P, OV

ANSWER DOWNLOAD EXAMIANS APP

Microprocessor
The operations executed by two or more control units are referred as

 Bi control-operations
 Multi-operations
 Macro-operations
 Micro-operations

ANSWER DOWNLOAD EXAMIANS APP

Microprocessor
The operating modes of 8255 A are called

Mode 0, mode 1 and mode 2
Mode 0 and mode 2
Mode 0, mode 2 and mode 3
Mode 0 and mode 1

ANSWER DOWNLOAD EXAMIANS APP

Microprocessor
Assuming LSB is at position 0 and MSB at position 7, which bit positions are not used (Undefined) in flag register of an 8085 microprocessor?

 2, 3, 5
 1, 2, 5
 1, 3, 4
 1, 3, 5

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
↑