Computer Organization and Architecture Mock Test 1

10%

Question 1 of 10

1. The ______ format is usually used to store data.

Decimal

Octal

BCD

Hexadecimal

Question 1 of 10

Question 2 of 10

2. ______ are numbers and encoded characters, generally used as operands.

Input

Information

Stored Values

Data

Question 2 of 10

Question 3 of 10

3. The instruction -> Add LOCA, R0 does _______

Adds the value of LOCA with a value in accumulator and stores it in R0

Adds the value of LOCA to R0 and stores in the temp register

Adds the values of both LOCA and R0 and stores it in R0

Adds the value of R0 to the address of LOCA

Question 3 of 10

Question 4 of 10

4. ISP stands for _________

Information Standard Processing

Interchange Standard Protocol

Interrupt Service Procedure

Instruction Set Processor

Question 4 of 10

Question 5 of 10

5. The addressing mode/s, which uses the PC instead of a general purpose register is ______

Both Indexed with offset and direct

Indexed with offset

Relative

Direct

Question 5 of 10

Question 6 of 10

6. In the implementation of a Multiplier circuit in the system we make use of _______

Flip flop

Shift register

Counter

Push down stack

Question 6 of 10

Question 7 of 10

7. MFC stands for ___________

Memory Format Caches

Memory Find Command

Mass Format Command

Memory Function Complete

Question 7 of 10

Question 8 of 10

8. The clock rate of the processor can be improved by _________

Improving the IC technology of the logic circuits

All of the mentioned

By using the overclocking method

Reducing the amount of processing done in one step

Question 8 of 10

Question 9 of 10

9. In the following indexed addressing mode instruction, MOV 5(R1), LOC the effective address is ______

EA = 5+R1

EA = R1

EA = 5+[R1]

EA = [R1]

Question 9 of 10

Question 10 of 10

10. When we perform subtraction on -7 and -5 the answer in 2's complement form is ________

11110

1010

1110

0010

Question 10 of 10