Exercise 7.5
1.
a) The fastest most powerful type of computer is a super computer.
b) Any hardware device located outside the CPU is called a peripheral.
c) Another name for a microcomputer is a personal computer.
2
a) A terminal on a network required to do its own processing.
Workstations are smart or intelligent terminal capable of processing data
b) A type of hub that will not broadcast signals to all computers on a network.
Bridges will direct the hub to transfer signals to a specific route on a network rather than signalling it to all computers on a network.
c) A central computer to handle use of an application shared between clients on a network. Centralised system
d) A device able to analyse data received from terminals and transmit data along the best available channels.
Routers
e) A computer able to order and organise the use of printers on a network
Print servers
3.
Antivirus: software used to protect data from viruses.
Backup: Copy of data used to protect against loss or damage
Decryption: the process of decoding code into meaningful data
Encryption: method of encoding data
Firewall: security used to funnel all incoming data through a network protection barrier
Magnetic tape: Common media for data backups
Password: String of case sensitive characters to allow network access
Proxy server: computer handling traffic coming from outside a network
RAID: redundant array of inexpensive drives
4.
a) What are requirements for a server on a network?
Servers allow
