ICT unit 2 global information
What information does the government hold? - correct answer-How much we earn, the tax
we have paid, info about other countries.
What information does the electoral roll hold? - correct answer-Where people live
What information do healthcare services hold? - correct answer-medical records, e.g
treatments and appointment details
What information do charities hold? - correct answer-bank account details of donors, contact
details
What is a limitation of internet connections in a rural area? - correct answer-slower
broadband speeds, poorer internet access
Advantages of paper as a storage media - correct answer-information can be changed if
written in pencil, doesn't require a computer to access info.
Disadvantages of paper as a storage media - correct answer-Easily damaged when handled,
costs a lot to transport, hard to keep secure, lots of storage space required.
What is optical media and how are they written and read?? - correct answer-CD's, DVDs.
written and read by laser
Advantages of optical media - correct answer-relatively cheap, copies can be made
Disadvantages of optical media - correct answer-disk can be unreadable if scratched
What is magnetic media? - correct answer-E.g hard drives. uses magnetic patterns to store
data
Advanatges of magnetic media - correct answer-very fast access to data
Disadvantages of magnetic media - correct answer-poor durability - data can be erased if a
magnet is placed near it
What is solid state media? - correct answer-E.g ssd card. circuitry rather than magnetised
disks or tapes.
Advantages of solid state media - correct answer-good for portable devices, as there are no
moving parts, does not require cooling, runs silently
Disadvanatges of solid state media - correct answer-Higher cost and smaller capacity than
magnetic media
, What is mutability? - correct answer-the ability to change the content of something
What is robustness? - correct answer-how strong someting is/ how easily broken
What does access to data mean? - correct answer-How fast it is to find a certain piece of
data, what is needed to access it (eg a computer)
What is storage capacity? - correct answer-the amount of data that can be stored on that
medium
What is a handheld device? - correct answer-smaller portable device thatcan either be held
or worn, e.g smarphone, smart watches
Advantage of handheld device - correct answer-very portable and convenient
Disadvantage of handheld device - correct answer-easily brke, lost, stolen, harder t work on
due to smaller screens.
What is a fixed device - correct answer-not designed to be portbale, such as desktop
computers.
Advantages of fixed devices - correct answer-higher storage capacities, can have many
diferent functions
disadvantage of fixed devices - correct answer-can be very expensive, impractical to move
about
What is a shared device - correct answer-can be accessed by more than one user at a time
Advantages of shared devices - correct answer-data is easy to back up, can have very large
storage capacities
disadvantages of shared devices - correct answer-could be hacked in to
What does versatility mean? - correct answer-THe ability of a device to complete different
tasks
What is the internet? - correct answer-a network of inteconnected networks spanning the
world
What is the internet connection 'dial-up'? - correct answer-connections require users to link
ther phone to a computer to access the internet
What is the internet connection 'broadband'? - correct answer-can be accessed at any time,
high bandwith connection.
What is the internet connection 'satellite'? - correct answer-internet access provided through
communicaions satellites
What information does the government hold? - correct answer-How much we earn, the tax
we have paid, info about other countries.
What information does the electoral roll hold? - correct answer-Where people live
What information do healthcare services hold? - correct answer-medical records, e.g
treatments and appointment details
What information do charities hold? - correct answer-bank account details of donors, contact
details
What is a limitation of internet connections in a rural area? - correct answer-slower
broadband speeds, poorer internet access
Advantages of paper as a storage media - correct answer-information can be changed if
written in pencil, doesn't require a computer to access info.
Disadvantages of paper as a storage media - correct answer-Easily damaged when handled,
costs a lot to transport, hard to keep secure, lots of storage space required.
What is optical media and how are they written and read?? - correct answer-CD's, DVDs.
written and read by laser
Advantages of optical media - correct answer-relatively cheap, copies can be made
Disadvantages of optical media - correct answer-disk can be unreadable if scratched
What is magnetic media? - correct answer-E.g hard drives. uses magnetic patterns to store
data
Advanatges of magnetic media - correct answer-very fast access to data
Disadvantages of magnetic media - correct answer-poor durability - data can be erased if a
magnet is placed near it
What is solid state media? - correct answer-E.g ssd card. circuitry rather than magnetised
disks or tapes.
Advantages of solid state media - correct answer-good for portable devices, as there are no
moving parts, does not require cooling, runs silently
Disadvanatges of solid state media - correct answer-Higher cost and smaller capacity than
magnetic media
, What is mutability? - correct answer-the ability to change the content of something
What is robustness? - correct answer-how strong someting is/ how easily broken
What does access to data mean? - correct answer-How fast it is to find a certain piece of
data, what is needed to access it (eg a computer)
What is storage capacity? - correct answer-the amount of data that can be stored on that
medium
What is a handheld device? - correct answer-smaller portable device thatcan either be held
or worn, e.g smarphone, smart watches
Advantage of handheld device - correct answer-very portable and convenient
Disadvantage of handheld device - correct answer-easily brke, lost, stolen, harder t work on
due to smaller screens.
What is a fixed device - correct answer-not designed to be portbale, such as desktop
computers.
Advantages of fixed devices - correct answer-higher storage capacities, can have many
diferent functions
disadvantage of fixed devices - correct answer-can be very expensive, impractical to move
about
What is a shared device - correct answer-can be accessed by more than one user at a time
Advantages of shared devices - correct answer-data is easy to back up, can have very large
storage capacities
disadvantages of shared devices - correct answer-could be hacked in to
What does versatility mean? - correct answer-THe ability of a device to complete different
tasks
What is the internet? - correct answer-a network of inteconnected networks spanning the
world
What is the internet connection 'dial-up'? - correct answer-connections require users to link
ther phone to a computer to access the internet
What is the internet connection 'broadband'? - correct answer-can be accessed at any time,
high bandwith connection.
What is the internet connection 'satellite'? - correct answer-internet access provided through
communicaions satellites
