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OCR Computing > Computer Communications and Networking B > Flashcards

Computer Communications and Networking B Flashcards

1
Q

A worldwide collection of computer networks

A

Internet

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2
Q

Internet

A

A worldwide collection of computer networks

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3
Q

A device for connecting multiple network devices in one segment

A

Hub

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4
Q

Hub

A

A device for connecting multiple network devices in one segment

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5
Q

A unique number permanently assigned to every physical interface on a computer network

A

MAC Address

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6
Q

MAC Address

A

A unique number permanently assigned to every physical interface on a computer network

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7
Q

Circuit board installed into a computer to allow it to connect to networks

A

Network Interface Card

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8
Q

Network Interface Card

A

Circuit board installed into a computer to allow it to connect to networks

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9
Q

Device that connects multiple network devices and multiple segments

A

Switch

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10
Q

Switch

A

Device that connects multiple network devices and multiple segments

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11
Q

Device that forwards data packets to the appropriate parts of a computer network

A

Router

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12
Q

Router

A

Device that forwards data packets to the appropriate parts of a computer network

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13
Q

Device which converts between digital and analogue signals, e.g. telephone line to computer

A

Modem

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14
Q

Modem

A

Device which converts between digital and analogue signals, e.g. telephone line to computer

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15
Q

Family of file standards used to store compressed video

A

MPEG

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16
Q

MPEG

A

Family of file standards used to store compressed video

17
Q

Formatted unit of data sent across networks

A

Packet

18
Q

Packet

A

Formatted unit of data sent across networks

19
Q

File format designed for cross-platform document creation and distribution

A

PDF

20
Q

PDF

A

File format designed for cross-platform document creation and distribution

21
Q

Software that provides services to a client, or the hardware that is running it

A

Server

22
Q

Server

A

Software that provides services to a client, or the hardware that is running it

23
Q

The term given to standards that control the communication of network devices

A

Protocol

24
Q

Protocol

A

The term given to standards that control the communication of network devices

25
Q

Topology in which messages travel in one direction through a chain of computers

A

Ring

26
Q

Ring

A

Topology in which messages travel in one direction through a chain of computers

27
Q

Topology that features a central connection point called a ‘hub’

A

Star

28
Q

Star

A

Topology that features a central connection point called a ‘hub’

29
Q

Unique number assigned to every computer or device connected to the Internet

A

IP Address

30
Q

IP Address

A

Unique number assigned to every computer or device connected to the Internet

OCR Computing (11 decks)

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