Top 150+ Solved 8085 Microprocessor MCQ Questions Answer
Q. Which is responsible for all the outside world communication by the microprocessor:
a. biu
b. piu
c. tiu
d. liu
Q. INTR: it implies the__________ signal:
a. intrrupt request
b. intrrupt right
c. intrrupt rongh
d. intrrupt reset
Q. Which of the following are the two main components of the CPU?
a. control unit and registers
b. registers and main memory
c. control unit and alu
d. alu and bus
Q. 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
Q. Which of the following is used as a primary storage device?
a. magnetic drum
b. prom
c. floppy disk
d. all of these
Q. 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
Q. 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
Q. 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
Q. The first microprocessor built by the Intel Corporation was called
a. 8008
b. 8080
c. 4004
d. 8800
Q. 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
Q. Most important advantage of an IC is its
a. easy replacement in case of circuit failure
b. extremely high reliability
c. reduced cost
d. low powers consumption
Q. Which of the following items are examples of storage devices?
a. floppy / hard disks
b. cd-roms
c. tape devices
d. all of the above
Q. Which is the type of memory for information that does not change on your computer?
a. ram
b. rom
c. eram
d. rw / ram
Q. Before a disk can be used to store data. It must be…….
a. formatted
b. reformatted
c. addressed
d. none of the above