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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)
Different components n the motherboard of a PC unit are linked together by sets of parallel
electrical conducting lines. What are these lines called?
[A]
Conductors
[B]
Buses
[C]
Connectors
[D]
Consecutives
(2)
The language that the computer can understand and execute is called
[A]
Machine language
[B]
Application software
[C]
System program
[D]
All of the above
(3)
Which of the following is used as a primary storage device?
[A]
Magnetic drum
[B]
PROM
[C]
Floppy disk
[D]
All of these
(4)
Which of the following memories needs refresh?
[A]
SRAM
[B]
DRAM
[C]
ROM
[D]
All of above
(5)
The memory which is programmed at the time it is manufactured
[A]
PROM
[B]
RAM
[C]
PROM
[D]
EPROM
(6)
Which of the following memory medium is not used as main memory system?
[A]
Magnetic core
[B]
Semiconductor
[C]
Magnetic tape
[D]
Both a and b
(7)
Registers, which are partially visible to users and used to hold conditional, are known as
[A]
PC
[B]
Memory address registers
[C]
General purpose register
[D]
Flags
Answer: General purpose register
(8)
One of the main feature that distinguish microprocessors from micro-computers is
[A]
Words are usually larger in microprocessors
[B]
Words are shorter in microprocessors
[C]
Microprocessor does not contain I/O devices
[D]
Exactly the same as the machine cycle time
Answer: Microprocessor does not contain I/O devices
(9)
The first microprocessor built by the Intel Corporation was called
[A]
8008
[B]
8080
[C]
4004
[D]
8800
(10)
An integrated circuit is
[A]
A complicated circuit
[B]
An integrating device
[C]
Much costlier than a single transistor
[D]
Fabricated on a tiny silicon chip
Answer: Fabricated on a tiny silicon chip
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