wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

ECE522 QUIZ 2

Total questions: 20

Worksheet time: 18mins

Name
Class
Date
1.

Following is the key characteristics of Computer Memory Systems EXCEPT

a)

Location

b)

Capacity

c)

Unit of Transfer

d)

Power Requirement

2.

This statement is describing which access method?


"Individual addresses identify locations exactly and access time is independent of previous access"

a)

Associative

b)

Random

c)

Sequential

d)

Direct

3.

This statement is describing which access method?


"Individual block has unique address and access is jumping to vicinity plus a sequential search"

a)

Associative

b)

Direct

c)

Random

d)

Sequential

4.

What happen when we go up the memory hierarchy?

a)

Decreasing cost per bit

b)

Increasing frequency of access

c)

Decreasing access time

d)

Increasing capacity

5.

The diagram shows which type of cache mapping method?

a)

Direct

b)

Fully Associative

c)

Set Associative

6.

Which write policy is described in this statement?


"All writes go through main memory as well as cache"

a)

Write through

b)

Write back

c)

Write coherence

7.

What is the advantage of multiple zone recording used in magnetic disk?

a)

Increase durability

b)

Decrease cost

c)

Increase speed

d)

Increase capacity

8.

What is one of the objective of OS?

a)

Covenience

b)

Precision

c)

Accuracy

d)

Management

9.

The following are OS services, EXCEPT

a)

Program execution

b)

Memory Management

c)

Program creation

d)

Access to I/O devices

10.

This statement is describing which OS type?


"User/programmer interacts directly with the computer to request the execution of a job or to perform a transaction"

a)

Batch

b)

Single program

c)

Interactive

d)

Multi-programming

11.

This figure is about

a)

Uni-programming

b)

Multi-programming

c)

Multi-programming with 3 programs

d)

Time-sharing

12.

Which type of scheduling is given here:


"Determines which programs are submitted for processing"

a)

Medium term

b)

Short term

c)

Long term

d)

Immediate term

13.

If none of the processes in memory are ready (i.e. all I/O blocked), the OS should:

a)

Delete the blocked process

b)

Add new process from intermediate queue

c)

Swap out a blocked process to intermediate queue

d)

Stop all process

14.

Short-term scheduling makes fine-grain decisions of which job to execute next

a)

True

b)

False

15.

Choose ALL elements of an instruction

a)

Opcode

b)

Result Operand

c)

Operand

d)

Previous Instruction Reference

16.

Which of the following is symbolic representation of machine code?

a)

0001011011100011

b)

X = X + Y

c)

ADD X, Y

d)

X <- X+Y

17.

Which of the following add the value contained in location Y to the contents of register R

a)

ADD Y, R

b)

ADD R+Y

c)

ADD R, Y

d)

ADD R and Y

18.

Which of the following needs very long words to hold everything

a)

3 - address instructions

b)

2 - address instructions

c)

1 - address instructions

d)

0 - address instructions

19.

Which addressing mode requires no additional calculations to work out effective address?

a)

Direct Addressing

b)

Indirect Addressing

c)

Register Indirect Addressing

d)

Stack Addressing

20.

Choose ALL addressing modes that have fewer memory access than Indirect Addressing

a)

Register Indirect Addressing

b)

Direct Addressing

c)

Stack Addressing

d)

Immediate Addressing