LZT4C_522

LZT4C_522

University

31 Qs

quiz-placeholder

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LZT4C_522

LZT4C_522

Assessment

Quiz

Computers

University

Medium

Created by

Dr Zaini

Used 2+ times

FREE Resource

31 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What material was traditionally used as a substrate in magnetic disks?

Glass

Silicon

Aluminum or aluminum alloy

Copper

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is NOT a benefit of glass substrates in magnetic disks?

Improved magnetic film surface uniformity

Reduced weight compared to aluminum

Better resistance to shock and damage

Support for lower fly heights

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary mechanism used to write data onto a magnetic disk?

Laser beam engraving

Conducting coil (write head) producing a magnetic field

Pressing patterns onto the disk surface

Electrical pulses generating heat

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which type of read head is used in contemporary rigid disk systems?

Single head for both reading and writing

Magnetoresistive (MR) sensor-based read head

Optical read head

Magnetic tape read head

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary advantage of using Constant Angular Velocity (CAV) for disk rotation?

Higher data density on inner tracks

Direct addressing of data blocks by track and sector

Faster data transfer speeds

Increased storage capacity

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of dividing a disk surface into multiple zones in Multiple Zone Recording (MZR)?

To reduce manufacturing costs

To maximize storage capacity by approximating equal bit density per track

To improve rotational speed

To allow for single-sided disk usage

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which sector format improvement is introduced in the Advanced Format standard?

Increased sector size to 4096 bytes

Reduced ECC requirements

Elimination of control data

Increased gap between sectors

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