1.3 - Types of INFO ACCESS + STORAGE DEVICES.

Question 1

list the storage devices

Answer 1

• handheld devices
• portable devices
• fixed devices
• shared devices

Question 2

handheld devices purpose

Answer 2

operated by one hand

Question 3

hand held devices examples

Answer 3

small tablet

smart phne

wearable devices

ebook reader

Question 4

hand held devices characteristics

Answer 4

• Portable: for a range of scenarios such as sitting, standing and walkin
• small touch screen
• long battery life

Question 5

hand held devices advantages

Answer 5

small and light - its easy to carry around

no need to be plugged in

its quiet - it does not have a fan

Question 6

hand held devices disadvantages

Answer 6

short battery life

less powerful than large devices

easy to lose
get stolen as they are small

Question 7

portable devices purpose

Answer 7

requires two hands to be moved around.

Question 8

portable devices examples

Answer 8

laptop

large tablet

Question 9

portable devices characteristics

Answer 9

battery powered

portable storage devices e.g usb can be moved around between the computers

easy to remove but can be vulnerable to corruption if not ejected (safely removed) properly

Question 10

portable devices advantages

Answer 10

• small and light, - easy to carry around
• can be upgraded often as they are bigger (such as adding more RAM) to perform

Question 11

portable devices disadv

Answer 11

• short battery life

-less powerful than large devices

• easy to have stolen

Question 12

fixed devices

purpose

examples

Answer 12

designed to stay in one place

examples: desktop computer, smart tv, games consoles.

Question 13

fixed devices characteristics

Answer 13

• usually plugged in to work
• usually have no battery

Question 14

fixed devices advantages

Answer 14

• often the devices are powerful
• upgraded easily
• cools itself through fans which makes it more powerful

Question 15

fixed devices disadvantages

Answer 15

• requires constant power source
• large - difficulties when transporting it
• requires peripherals: monitor, keyboard, mouse

Question 16

shared devices

purpose

examples

Answer 16

provide services such as cloud storage where multiple users can access their files remotely

examples -
database server

daa centre

cloud storage devices

Question 17

shared devices characteristics

Answer 17

• accessed by multiple users at the same time

Question 18

shared devices adv

Answer 18

• it is often the most powerful devices

accessed by many users at once making it efficient

available 24/7

Question 19

shared devices disadvantages

Answer 19

• requires network connection to use them
• expensive: difficult to setup
• requires significant power and cooling which can add to the cost as well