Networks Revision
Use this test to revise for the Networks outcome.
- 1.
For successful communication you need which of the following:
- A.
A sending device
- B.
A receiving device
- C.
A communications channel
- D.
A modem
Correct Answer(s)
A. A sending device
B. A receiving device
C. A communications channel -
- 2.
What sort of signal do computers use?
- A.
Digital signal
- B.
Analogue signal
- C.
Continuous electrical wave
- D.
Broadcast Radio
Correct Answer
A. Digital signal -
- 3.
Which of the following are true for a peer to peer network:
- A.
A peer to peer network is usually suited to less than 10 computers
- B.
A peer to peer network does not require a server
- C.
A peer to peer network can only be a LAN
- D.
In a peer to peer network all data is stored on a central computer
Correct Answer(s)
A. A peer to peer network is usually suited to less than 10 computers
B. A peer to peer network does not require a server -
- 4.
Another name for a server is:
- A.
Client
- B.
Desktop
- C.
Network computer
- D.
Host computer
Correct Answer
D. Host computer -
- 5.
Which of the following networks rely on a single network backbone cable?
- A.
Mesh
- B.
Star
- C.
Hub
- D.
Bus
Correct Answer
D. Bus -
- 6.
Which of the following devices is best suited as the central point on a star network?
- A.
Hub
- B.
Switch
- C.
Router
- D.
Server
Correct Answer
B. Switch -
- 7.
In a star network, if the central hub fails the network will:
- A.
Work unaffected
- B.
Fail
- C.
Work with limited connectivity
- D.
Work at a slower speed
Correct Answer
B. Fail -
- 8.
One advantage of a ring network compared to a bus is that:
- A.
The ring network is faster
- B.
The ring network can span a larger area than a bus
- C.
The ring network will continue to work if a device fails
- D.
A ring network is capable of storing more data
Correct Answer
B. The ring network can span a larger area than a bus -
- 9.
Ethernet standard works best with which topology/ topologies?
- A.
Bus
- B.
Star
- C.
Ring
- D.
Mesh
Correct Answer(s)
A. Bus
B. Star -
- 10.
Ethernet standard uses what what medium to transmit data?
- A.
Wireless
- B.
CAT 5 only
- C.
Cable
- D.
802.11
Correct Answer
C. Cable -
- 11.
In a token ring network, which device can transmit the data?
- A.
The device without the token
- B.
The device with the token
- C.
The device which had the token last
- D.
The device which hasn't had the token before
Correct Answer
B. The device with the token -
- 12.
TCP/ IP is used for what type of network?
- A.
Bus
- B.
Star
- C.
Ring
- D.
Internet
Correct Answer
D. Internet -
- 13.
The process of breaking a message into individual packets and sending them along the best route, is known as:
- A.
Email
- B.
The Internet
- C.
Packet Switching
- D.
Packet Sending
Correct Answer
C. Packet Switching -
- 14.
When is 802.11 used?
- A.
To send data over the Internet
- B.
To transmit data over a wireless network
- C.
To transmit data over a bus network
- D.
When other network standards fail
Correct Answer
B. To transmit data over a wireless network -
- 15.
Hardware/ software which restricts access to data and information on a network, is known as a:
- A.
Proxy server
- B.
Firewall
- C.
Internet filter
- D.
Anti-virus software
Correct Answer
B. Firewall -
- 16.
In a large organisations network with an Internet connection, which of the following pieces of hardware would be required?
- A.
Firewall
- B.
Modem
- C.
Router
- D.
Switch
Correct Answer(s)
A. Firewall
B. Modem
C. Router -
- 17.
Which network hardware device is best suited to connecting multiple networks together?
- A.
Modem
- B.
Hub
- C.
Switch
- D.
Router
Correct Answer
D. Router -
- 18.
In a star network, which of the following pieces of network hardware would be most effective as the central point?
- A.
Modem
- B.
Hub
- C.
Switch
- D.
Router
Correct Answer
C. Switch -
- 19.
In most modern computers, which of the following pieces of hardware is commonly inbuilt?
- A.
Modem
- B.
Network Interface Card
- C.
Wireless access point
- D.
Hub
Correct Answer
B. Network Interface Card -
- 20.
The amount of data which a communications channel can transmit at any one time is referred to as the:
- A.
Channel size
- B.
Bandwidth
- C.
Baseband
- D.
Broadband size
Correct Answer
B. Bandwidth -
- 21.
Which of the following types of physical transmission media is the fastest?
- A.
Twisted-pair cable
- B.
Coaxial cable
- C.
Fibre-optic cable
- D.
Infra-red
Correct Answer
C. Fibre-optic cable -
- 22.
Which of the following types of physical transmission media is the most expensive?
- A.
Twisted-pair cable
- B.
Coaxial cable
- C.
Fibre-optic cable
- D.
Coaxial
Correct Answer
C. Fibre-optic cable -
- 23.
Which of the following types of physical transmission media can also be referred to as 'ethernet cable'?
- A.
Twisted-pair cable
- B.
Coaxial cable
- C.
Fibre-optic cable
- D.
Infra-red
Correct Answer
A. Twisted-pair cable -
- 24.
Which of the following wireless transmission media is the fastest?
- A.
Broadcast radio
- B.
Microwave radio
- C.
Communications satellite
- D.
Cellular Radio
- E.
Infra-red
Correct Answer
C. Communications satellite -
- 25.
Bluetooth is an example of which of the following wireless transmission media?
- A.
Broadcast Radio
- B.
Microwave radio
- C.
Communications satellite
- D.
Cellular radio
- E.
Infra-red
Correct Answer
A. Broadcast Radio -
- 26.
Wi-Fi is an example of which of the following wireless transmission media?
- A.
Broadcast radio
- B.
Microwave radio
- C.
Communications satellite
- D.
Cellular radio
- E.
Infra-red
Correct Answer
A. Broadcast radio -
- 27.
When accessing the Internet through a mobile phone you are most likely to be using which of the following transmission media?
- A.
Broadcast radio
- B.
Microwave radio
- C.
Communications satellite
- D.
Cellular radio
- E.
Infra-red
Correct Answer
D. Cellular radio -
- 28.
Microwave radio has the following characteristics: (more than one answer)
- A.
High speed
- B.
Expensive to set up
- C.
Maximum distance of 100m
- D.
Requires line of sight for transmission
Correct Answer(s)
A. High speed
B. Expensive to set up
D. Requires line of sight for transmission -
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Current Version
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Jan 17, 2013Quiz Edited by
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Sep 09, 2010Quiz Created by
Agray
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