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Free download in PDF Microprocessor 8085 Multiple Choice Questions and Answers for competitive exams. These short objective type questions with answers are very important for Board exams as well as competitive exams like UPSC, NDA, SSC etc. These short solved questions or quizzes are provided by Gkseries./p>
(1)
Which type of RAM needs regular referred:
[A]
Dynamic RAM
[B]
Static RAM
[C]
Permanent RAM
[D]
SD RAM
(2)
Which RAM is created using MOS transistors:
[A]
Dynamic RAM
[B]
Static RAM
[C]
Permanent RAM
[D]
SD RAM
(3)
A microprocessor retries instructions from :
[A]
Control memory
[B]
Cache memory
[C]
Main memory
[D]
Virtual memory
(4)
The lower red curvy arrow show that CPU places the address extracted from the
memory location on the_____:
[A]
Address bus
[B]
System bus
[C]
Control bus
[D]
Data bus
(5)
The CPU sends out a ____ signal to indicate that valid data is available on the data bus:
[A]
Read
[B]
Write
[C]
Both A and B
[D]
None of these
(6)
The CPU removes the ___ signal to complete the memory write operation:
[A]
Read
[B]
Write
[C]
Both A and B
[D]
None of these
(7)
BIU STAND FOR:
[A]
Bus interface unit
[B]
Bess interface unit
[C]
A and B
[D]
None of these
Answer: Bus interface unit
(8)
EU STAND FOR:
[A]
Execution unit
[B]
Execute unit
[C]
Exchange unit
[D]
None of these
(9)
Which are the four categories of registers:
[A]
General- purpose register
[B]
Pointer or index registers
[C]
Segment registers
[D]
Other register
E
All of these
(10)
Eight of the register are known as:
[A]
General- purpose register
[B]
Pointer or index registers
[C]
Segment registers
[D]
Other register
Answer: General- purpose register
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