Multiple BUS Organisation MCQ’s

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This set of Computer Architecture Multiple Choice Questions & Answers (MCQs) focuses on “Multiple BUS Organisation”.

1. In ______ technology, the implementation of the register file is by using an array of memory locations.
a) VLSI
b) ANSI
c) ISA
d) ASCI

2. In a three BUS architecture, how many input and output ports are there?
a) 2 output and 2 input
b) 1 output and 2 input
c) 2 output and 1 input
d) 1 output and 1 input

3. The general purpose registers are combined into a block called as ______
a) Register bank
b) Register Case
c) Register file
d) None of the mentioned

4. For a 3 BUS architecture, is the below code correct for adding three numbers?

PCout, R = B, Marin, READ, Inc PC
WMFC
MDRout, R = B, IRin
R4outa, R5outb, Select A, ADD, R6in, End

a) True
b) False

5. CISC stands for _________
a) Complete Instruction Sequential Compilation
b) Computer Integrated Sequential Compiler
c) Complex Instruction Set Computer
d) Complex Instruction Sequential Compilation

6. In multiple BUS organisation __________ is used to select any of the BUSes for input into ALU.
a) MUX
b) DE-MUX
c) En-CDS
d) None of the mentioned

7. The main advantage of multiple bus organisation over a single bus is __________
a) Reduction in the number of cycles for execution
b) Increase in size of the registers
c) Better Connectivity
d) None of the mentioned

8. If the instruction Add R1, R2, R3 is executed in a system which is pipelined, then the value of S is (Where S is term of the Basic performance equation).
a) 3
b) ~2
c) ~1
d) 6

9. There exists a separate block consisting of various units to decode an instruction.
a) True
b) False

10. There exists a separate block to increment the PC in multiple BUS organisation.
a) True
b) False

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