1.3 - Networks, connections and protocols

Question 1

What is the purpose of the server in a client-server

Answer 1

Controls access and security to one shared file store, manages access to the Internet, manages printing, provides an email services and backup of data.

Question 2

What can a client do in a client-server

Answer 2

Make requests to the server for data and connections

Question 3

Advantages of a client-server

Answer 3

Easier to manage security files, take backup of data and install software updates to all computers

Question 4

Disadvantages of a client-server

Answer 4

Expensive, requires IT expert, single point of failure

Question 5

What is a peer (peer-peer)

Answer 5

A computer on a network that is equal to all other computers. They serve their own files, are responsible for their own security and backup

Question 6

Advantages of peer-peer

Answer 6

Easy to maintain, no specilaist required, cheap, no dependency on server, no expensive hardware

Question 7

Disadvantages of peer-peer

Answer 7

Less secure, users need to manage own backup, can be difficult to maintain a well ordered file store

Question 8

What is a network interface card

Answer 8

They use a protocol to determine how the connection should work, allow a device to connect to either a wired or wirless network

Question 9

What is a wireless access point

Answer 9

Allows wireless enabled devices to connect to a network - more convenient. Less bandwith than a wired connection, more security concerns. Not always as reliable or strong