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Digital Information Technology Questions
and Correct Answers/ Latest Update /
Already Graded
Ad Hoc Network
Ans: A network created when two wireless devices connect to
each other directly.
Open Wi-Fi network
Ans: Non-password protected router. Sometime you may need
to register and some shared Wifi networks require a network
key.
Where would you find an open wifi network?
Ans: Public places such as hotels, restaurants, buses, cafes,
train stations, etc.
Tethering
Ans: Enables a device with an internet connection to share its
connectivity with a device that does not have internet
connection.
All rights reserved © 2025/ 2026 |
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Personal Hotspot
Ans: You can set up a personal hotspot using tethering
facilities. Several devices can be tethered to a per sonal hotspot
either wirelessly or using a USB cable.
Benefits of Ad hoc networks
Ans: - Provide access to the internet in most locations.
- Simple to set up an internet connection.
- Allow users ti work in places other than their workplace.
- Open wifi saves users from using their data allowance.
- Personal hotspots allow multiple devices to have internet
connection.
Ad hoc network - security issues
Ans: - Open wifi usually doesn't have encryption, so the data
you send and receive while using it is not secure and can be
read by others.
- If they are encrypted, they aren't very secure, an can be easily
hacked.
Ad hoc network - performance issues
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Ans: - When using tethering or personal hotspot, the amount
of devices using that one devices internet connection can affect
the performance. Data transfer may be slow.
- Public Wifi can be slow if a lot of people are using it.
- Any device using Ad hoc networks need to be fairly close to
the wifi transmitter.
Network availability issues - blackspot
Ans: Any geographical features or man made features that
affect mobile connection. It can make it slow or non existent.
Network availability issues - cities vs rural
Ans: Because of the high cost of installing equipment, they
tend not to put mobile network coverage in rural areas because
of the low population.
Network availability issues - developed vs developing
Ans: Developed countries have advanced mobile networks,
however developing countries lack money to invest in it.
Network availability issues - available infrastructure
All rights reserved © 2025/ 2026 |
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Ans: Increase in people using the internet for activities require
a large amount of data to be sent continuously over the
network. Places a strain on network infrastructure.
Network availability issues - mobile network coverage
Ans: Many locations don't have mobile coverage as the signal
does not reach. Some service providers have better c overage
than others too.
Cloud storage
Ans: Internet service that provides storage to computer users
remotely.
Cloud storage - access rights
Ans: The user who creates the file can control the access rights
to people editing, reading, etc.
Cloud storage - availability
Ans: - Can be accessed 24/7 at any location, provided there is
internet connection.
- Some providers synchronise copies of their files so that data is
available even when the user hasn't got internet connection.
All rights reserved © 2025/ 2026 |
Digital Information Technology Questions
and Correct Answers/ Latest Update /
Already Graded
Ad Hoc Network
Ans: A network created when two wireless devices connect to
each other directly.
Open Wi-Fi network
Ans: Non-password protected router. Sometime you may need
to register and some shared Wifi networks require a network
key.
Where would you find an open wifi network?
Ans: Public places such as hotels, restaurants, buses, cafes,
train stations, etc.
Tethering
Ans: Enables a device with an internet connection to share its
connectivity with a device that does not have internet
connection.
All rights reserved © 2025/ 2026 |
, Page |2
Personal Hotspot
Ans: You can set up a personal hotspot using tethering
facilities. Several devices can be tethered to a per sonal hotspot
either wirelessly or using a USB cable.
Benefits of Ad hoc networks
Ans: - Provide access to the internet in most locations.
- Simple to set up an internet connection.
- Allow users ti work in places other than their workplace.
- Open wifi saves users from using their data allowance.
- Personal hotspots allow multiple devices to have internet
connection.
Ad hoc network - security issues
Ans: - Open wifi usually doesn't have encryption, so the data
you send and receive while using it is not secure and can be
read by others.
- If they are encrypted, they aren't very secure, an can be easily
hacked.
Ad hoc network - performance issues
All rights reserved © 2025/ 2026 |
, Page |3
Ans: - When using tethering or personal hotspot, the amount
of devices using that one devices internet connection can affect
the performance. Data transfer may be slow.
- Public Wifi can be slow if a lot of people are using it.
- Any device using Ad hoc networks need to be fairly close to
the wifi transmitter.
Network availability issues - blackspot
Ans: Any geographical features or man made features that
affect mobile connection. It can make it slow or non existent.
Network availability issues - cities vs rural
Ans: Because of the high cost of installing equipment, they
tend not to put mobile network coverage in rural areas because
of the low population.
Network availability issues - developed vs developing
Ans: Developed countries have advanced mobile networks,
however developing countries lack money to invest in it.
Network availability issues - available infrastructure
All rights reserved © 2025/ 2026 |
, Page |4
Ans: Increase in people using the internet for activities require
a large amount of data to be sent continuously over the
network. Places a strain on network infrastructure.
Network availability issues - mobile network coverage
Ans: Many locations don't have mobile coverage as the signal
does not reach. Some service providers have better c overage
than others too.
Cloud storage
Ans: Internet service that provides storage to computer users
remotely.
Cloud storage - access rights
Ans: The user who creates the file can control the access rights
to people editing, reading, etc.
Cloud storage - availability
Ans: - Can be accessed 24/7 at any location, provided there is
internet connection.
- Some providers synchronise copies of their files so that data is
available even when the user hasn't got internet connection.
All rights reserved © 2025/ 2026 |
