Mass Storage Technologies

Question 1

What are the 3 main types of storage technology for PC’s

Answer 1

Optical as in CD,

Magnetic as in Hard Disk Drives.

Solid State Drives as in Flash drives.

Question 2

What is LBA?

Answer 2

Logical Block Addressing.

Used as an interface between OS and the drive to define location and organisation of data on a drive. Similar to a driver.

Question 3

Put these in order:

Peta,

Giga,

Tera,

Exa,

Mega,

Kilo

Answer 3

1. Kilo
2. Mega
3. Giga
4. Tera
5. Peta
6. Exa

Question 4

Physical size of optical media?

Answer 4

5.25”

Question 5

Physical size of Desktop HDD?

Answer 5

3.5”

Question 6

Physical size of Latptop HDD?

Answer 6

2.5”

Question 7

Physcial size of SSD?

Answer 7

2.5”

Question 8

CD, DVD and Bluray are what type of storeage?

Answer 8

Optical Media.

Question 9

Hard Disk Drives are what type off storeage?

Answer 9

Magnetic.

Question 10

M.2 is what type of storage?

Answer 10

Solid State Drive.

Question 11

What size drive is now almost obsolete and extremely rare and what is replacing it dominantly?

Answer 11

1.8” being replaced by M.2 SSD.

Question 12

What storage media is 5.25”

Answer 12

Optical media?

Question 13

What storage media is 3.5”

Answer 13

Desktop HDD

Question 14

What storage media is 2.5”

Answer 14

SSS and Latptop HDD

Question 15

What does ATA stand for?

Answer 15

Advanced Technology Aattachment.

Question 16

What does PATA stand for?

Answer 16

Parrallel Adavanced Technology Attatchement.

Question 17

What does SATA stand for?

Answer 17

Serial Advanced Technology Attachment.

Question 18

what is eSATA

Answer 18

External SATA, Serial Advanced Technology Attachement.

Question 19

Where on a PC can you find eSATA

Answer 19

Motherboard I/O and expansion cards.

Question 20

Available sizes for HDD?

Answer 20

3.5”, 2.5”, 1.8”

Question 21

What is NVMe?

Answer 21

Non-Volatile Memory Express.

A protocol that has increased performance instead of SATA.

Question 22

The difference between HDD and SSD?

Answer 22

HDDs have moving parts storing data on platters using magnatism.

SSDs have no moving parts and stores data on flash chips.

SSD is faster.

Question 23

How is data stored on devices in their smallest size?

Answer 23

Blocks and pages.

Question 24

what are the 2 most common SSD formats?

Answer 24

2.5” and M.2

Question 25

What type of cable and connectors do PATA use?

Answer 25

Ribbon.

Question 26

What is SCSI?

Answer 26

Small Computer System Interface.

prenounced “scuzy”

A no longer used protocol and connector that allowed storage similar to SATA.

Question 27

What is SAS?

Answer 27

Serial Attached SCSI (“scuzy”)

Successor of SCSI.

Question 28

What is iSCSI?

Answer 28

Internet enabled SCSI protocol and standards for servers.

Question 29

Which are the 2 SCSI standards still used today?

Answer 29

SAS and iSCSI

Question 30

What media/drives can be booted from?

Answer 30

HDD, SSD, M.2, optical or thumb drives.

Question 31

Where is boot order set?

Answer 31

Within the BIOS/UEFI in System Setup.