1.3 Access & Storage Devices

Question 1

Handheld devices

Answer 1

Small, light and have the potential to be worn on the human body (smartwatch)

Portable devices and can be taken anywhere

Due to their small size they require Space for a powerful processor or high memory capacity

Question 2

Handheld devices (Pros and cons)

Answer 2

Light and portable, they can be easily carried

Freedom of movement, runs on battery power so it doesn’t require a power source

Relies on battery power

Can get lost or stolen

Small memory and low versatility

No cooling system

Low processing power due to small size

Question 3

Portable devices (Different form handheld devices)

Answer 3

Larger and more powerful, they tend to be carried in a bag

E.g Laptops and Large tablets

Question 4

Portable devices (Pros and Cons)

Answer 4

Light and portable they can easily be transported in a bag

Works without a power outlet as its battery powered so it can be used anywhere e.g a train or cafe

More powerful and versatile than handheld

Reliant on battery power

Lower processing power compared to a PC

Smaller memory compared to a PC

Question 5

Fixed devices

(Smart TV, Desktop, game consoles)

Answer 5

Requires a constant power connection e.g a desktop computer (PC) which has higher processing speeds and storage capacity than handheld or portable.

Question 6

Fixed devices (pros and cons)

Answer 6

Desktops have high processing speeds

Contain sufficient cooling systems

Large storage capacities in general and can be upgraded

Desktops are very versatile, powerful enough to be used for 1000 purposes

Reliant on a power outlet

Heavy and difficult to move

May require additional components e.g a monitor for a desktop

More expensive than portable and handheld

Question 7

Shared devices

Answer 7

Allows multiple users to access data at the same time e.g cloud storage

Cloud storage used by:

Schools

Businesses

Individuals

A data centre:

Dedicated building that contains computer systems

Database server:

Can be accessed from multiple connected computers and users can manipulate the data

Question 8

Shared devices (Pros and Cons)

Answer 8

Accessible by multiple users at the same time

Cloud storage frees up physical space as users use a third party service

Cloud storage allow authorised users to work and access information remotely

Data centres allow online services to run all hours of the day and year

Requires technical knowledge to set up

Reliant on stable network connections

If connection lost, access to the device will be affected