Microprocessors and Microcontrollers MCQs | Page - 1

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Q. Address line for TRAP is?

(A) 0023H

(B) 0024H

(D) 0099H

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Q. Access time is faster for .

(A) ROM

(B) SRAM

(D) ERAM

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Q. The First Microprocessor was .

(A) Intel 4004

(B) 8080

(D) 4008

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Q. Status register is also called as .

(A) accumulator

(B) stack

(D) flags

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Q. Which of the following is not a basic element within the microprocessor?

(A) Microcontroller

(B) Arithmetic logic unit (ALU)

(D) Control unit

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Q. Which method bypasses the CPU for certain types of data transfer?

(A) Software interrupts

(B) Interrupt-driven I/O

(D) Direct memory access (DMA)

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Q. Which bus is bidirectional?

(A) Address bus

(B) Control bus

(D) None of the above

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Q. The first microprocessor had a(n) .

(A) 1 – bit data bus

(B) 2 – bit data bus

(D) 8 – bit data bus

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Q. Which microprocessor has multiplexed data and address lines?

(A) 8086

(B) 80286

(D) Pentium

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Q. Which is not an operand?

(A) Variable

(B) Register

(D) Assembler

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