Cambridge igsce ict chapter 4

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Computer Information System

10th

4 Terms

1
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Network interface card
A network interface card is needed to allow a device to connect to a network.An NIC turns binary data into an electrical signal board that allows access to a network. The NIC usually intergrated into the motherboard on most modern computers.
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Media access contro(MAC) address
The media access control address is a number which uniquely identifies a device when it is connected to a network.The MAC address is made up of 48 bits which are shown as six groups of hexadecimal digits with the general format.

The first six hex digits identify a device made by Apple and the second hex digits are the unique number of device itself
The media access control address is a number which uniquely identifies a device when it is connected to a network.The MAC address is made up of 48 bits which are shown as six groups of hexadecimal digits with the general format. The first six hex digits identify a device made by Apple and the second hex digits are the unique number of device itself
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Internet protocol(IP) addresses
Whenever a computer connects to the internet it is given an internet protocol address.This is usually assigned to the computer by the internet service provider (ISP).

An IP address essentially identifies the location of a device on a network. There are two versions of IPv4 and IPv6. IPv4 is based of 32 bits and the address is written as four groups of eight bits.
Whenever a computer connects to the internet it is given an internet protocol address.This is usually assigned to the computer by the internet service provider (ISP). An IP address essentially identifies the location of a device on a network. There are two versions of IPv4 and IPv6. IPv4 is based of 32 bits and the address is written as four groups of eight bits.
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Data packets
Data packets