ECE Computer Fundamentals and Microprocessors Pdf - 1

Question: 1

The correct instruction execution sequence is

(A) Fetch, Decode and Execute

(B) Execute, Fetch and Decode

(C) Fetch, Execute and Decode

(D) Execute, Decode and Fetch

Question: 2

Which one of the following interrupts is both level and edge sensitivity?

(A) INTR

(B) RST 5.5

(C) RST 7.5

(D) TRAP

Question: 3

The principle of locality of reference justifies the use of

(A) Cache memory

(B) Virtual memory

(C) DMA

(D) Interrupts

Question: 4

The use of cache in a computer system increases the

(A) Addressing range of CPU

(B) Average speed of memory access

(C) Available memory space for data

(D) Available memory space for the program

Question: 5

A program structure that permits repeated operation of a particular sequence of instructions is known as

(A) Micro programming

(B) Module

(C) Loop

(D) Subroutine