This set of Instrumentation Transducers Multiple Choice Questions & Answers (MCQs) focuses on “Microprocessors”.
1. Which of the following is correct for microprocessor Intel 8085?
a) 8 bit microprocessor
b) 16 bit microprocessor
c) 4 bit microprocessor
d) 32 bit microprocessor
View Answer
Explanation: Microprocessor Intel 8085 is an 8 bit microprocessor.
2. MOS stands for ____________________
a) Material Operating Semiconductor
b) Metal Oxide Semiconductor
c) Metal Operating Segment
d) None of the mentioned
View Answer
Explanation: MOS or Metal Oxide Semiconductor is an IC technology.
3. Microprocessor contains large on-chip memory.
a) True
b) False
View Answer
Explanation: Microprocessor is a small version of the processor which lack on-chip memory.
4. Which of the following part of the microprocessor is close related to register?
a) Processor
b) CPU
c) ALU
d) Memory
View Answer
Explanation: Registers are basically memory segments used for storing the address of locations.
5. Which of the following is not a special function register?
a) Program counter
b) Instruction pointer
c) Accumulator
d) Stack pointer
View Answer
Explanation: Accumulator is a general function register, which can be used for multiple functions.
6. SP stands for ________________
a) Stack pointer
b) Segment pointer
c) Status pointer
d) State pointer
View Answer
Explanation: SP is the short form of stack pointer which store address of stack top.
7. Which of the following is not a valid instruction type?
a) Zero operant
b) Single operand
c) Two operand
d) None of the mentioned
View Answer
Explanation: Instructions are divided into different types according to the number of operands.
8. How many flags does 8085 have?
a) 4
b) 5
c) 8
d) 9
View Answer
Explanation: 8085 contains 5 flags such as sign flag, zero flag, parity flag, auxiliary carry flag, and carry flag.
9. Which of the following is used for storing flag registers?
a) Status register
b) Control register
c) Buffer register
d) None of the mentioned
View Answer
Explanation: Status registers are used for storing flag registers.
10. Which of the following function relate to stack?
a) Push and pop
b) Call and return
c) Both push pop and call return
d) None of the mentioned
View Answer
Explanation: Push function is used for inserting value to stack and pop is used for retrieving data from the stack.
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