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IT > unit 2: Global Information > Flashcards

unit 2: Global Information Flashcards

1
Q

Who are the holders of information?

A

individuals
government
business organisations
government and healthcare services
charities
community organisations

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2
Q

What is digital divide?

A

the difference in access to digital re sources in different areas of the world

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3
Q

What is the global divide?

A

access to internet is not even and it is affecting on global divide

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4
Q

Difference between developing and developed countries?

A

developing countries tend to have a less developed industrial base than developed countries.

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5
Q

What are the types of information storage media?

A

paper
optical media
magnetic media
solid state media

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6
Q

What is mean by Mutability?

A

Quality of being changeable

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7
Q

What is mean by robustness?

A

Quality or condition being good or strong in something

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8
Q

What is access in data?

A

Users will be able to access data and location through an authenticated manner from an organisation

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9
Q

What is mean by costs?

A

value of good and services purchased by the customer

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10
Q

What is storage capacity?

A

storage capacity is amount of disk space provided by one or more devices

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11
Q

What are the characteristics of paper?

A

Flexible
light weight
printerbility

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12
Q

Advantages of paper?

A

versatile
low cost material
easy to consume

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13
Q

Disadvantages of paper?

A

Highly inflammable
Take up lots of space
Not durable

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14
Q

What is mean by holders of information?

A

Third party that protects intangible information of a person or an organisation

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15
Q

What is optical media?

A

Optical media utilizes laser light to read and write data on a disk

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16
Q

what are the characteristics of optical media storage?

A

Hold large amount of data
Distributing content
Portable

17
Q

What are the advantages of optical media?

A

Low cost per bite storage
Long media life
High data stability

18
Q

What are the disadvantages of storage ?

A

slower access time
compatibility issues
mechanical components

19
Q

What is magnetic media?

A

Any format where digital information is recorded

20
Q

What are the charateristics of magnetic media?

A

non volatile
crucial in long term storage of data
ensure data preservation

21
Q

What are the advantages of magnetic media?

A

long life and reliable
high capacity
inexpensive
data security

22
Q

What are the disadvantages of magnetic media?

A

Slower access speed
Size and weight
Sensitivity to physical damage
Power consumption
Noise

23
Q

What is solid state media?

A

Type of computer storage media that stores data electronically and has no moving parts.

24
Q

What are the characteristics of solid state media?

A

Speed
No noise
Capacity
Reliability
High pricy

25
Q

What are the advantages of solid state media?

A

Faster read and write
Durability
Quieter

26
Q

What are the disadvantages of solid state media?

A

expensive
performance
life expectancy is low

27
Q

What is meant by purpose and characteristics of storage media?

A

how much data can be stored in particularly device and the speed of storing and accessing the data that is stored on the device

28
Q

What are the types of information access and storage devices

A

Handheld devices
Portable devices
Fixed devices
Shared devices

29
Q

What is processing power?

A

The amount of calculations completed within a fixed period of time

30
Q

What is versatility ?

A

the ability of a device to complete different tasks

31
Q

What is mean by storage capacity?

A

The amount of data that can be stored in a device

32
Q

What are known as handheld devices?

A

They allow users to sun wide variety of software applications

33
Q

What are the characteristics of handheld devices?

A

Touchscreen
Buildup with WiFi and cellular data
GPS

34
Q

What is a portable device?

A

the devices that allows you to take them to places

35
Q

What is known as fixed devices?

A

Devices that stores data and cannot be moved

36
Q

What are shared devices?

A

Devices that enables organisations to configure iOS and Android

37
Q

What are the characteristics and advantages of portable devices?

A

Small and light weight devices
Easy to take anywhere
convinience

38
Q

What are the characteristics and advantages of fixed devices?

A
39
Q
A

IT (2 decks)

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