is a computer network that connects computer systems that are within a large geographical area.

• WAN

• LAN

• VLAN

• WLAN

links two or more computer systems within a limited geographical area, similar to LAN.

• WAN

• MU-LAN

• VLAN

• WLAN

is a computer network that connects computer systems that are within a limited geographical area such as a room, a home, an office building or a school.

• WAN

• LAN

• VLAN

• WLAN

Extra digit added to numerical data that is used to check data , integrity after input, transmission, storage and processing.

• check digit

• check sum

• data packet

• ISDN

Portion of a message that is transmitted through a network.

Contains data such as check digits and destination address.

• check digit

• check sum

• data packet

• ISDN

The accuracy of data after input, transmission, storage or

processing.

• check digit

• check sum

• data packet

• data integrity

Electronic communication without the need for cables.

• integrated services digital network

• packet switching

• data packet

• microwave transmission

Network communication method that creates and transmits small units of data, called packets, through a network, independently of the overall message.

• integrated services digital network

• packet switching

• data packet

• microwave transmission

International rules that ensure the transfer of data between systems.

• protocol

• packet switching

• networking

• rpacket

Error-detecting procedure that appends a binary digit to a group of binary digits. The sum of all the digits, including the appended binary digit, establishes the accuracy of the data after input, transmission, storage or processing.

• check digit

• check sum

• data packet

• parity bit