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10X/CS - 24-26 > 1.3 Computer networks, connections and protocols > Flashcards

1.3 Computer networks, connections and protocols Flashcards

1
Q

What is the primary connection method used in a PAN (JB)

A

Bluetooth

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2
Q

What is the most commonly used WAN? (DV)

A

Internet

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3
Q

What is the name of the cable you plug in to connect to the internet? (EC)

A

An Ethernet Cable

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4
Q

What are 2 methods to connect to a LAN?(GO)

A

Wired and wireless

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5
Q

(JE) What is a PAN network?

A

PAN is a network communicating up to 10 metres between computing devices such as laptops, mobile phones, tablets, media players, speakers and printers.

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6
Q

(WR) How do you connect devices in your home?

A

Local Area Network (LAN)

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7
Q

which type of network is used to connect a large area of devices? BA

A

WAN

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8
Q

Name the 3 types of networks? (S,F)

A

Personal Area Network (PAN), Local Area Network (LAN) & Wide Area Network (WAN)

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9
Q

What is the biggest WAN known as? (WB)

A

The Internet

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10
Q

(TA) what is this type network: two or more network enabled devices in a close geographical area

A

LAN

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11
Q

(DP) How far can a PAN stretch?

A

Up to 10 meters.

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12
Q

What is used to connect devices in a PAN

A

Bluetooth

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13
Q

what is a Lan used for (AH)

A

a lan is used for small buildings

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14
Q

(GF) What is used to connect LAN networks

A

a WAN

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15
Q

(JE) If your phone is connected to a speaker what network are you using?

A

PAN

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16
Q

What is the best definition of network (TM)?

A

Two or more computers - or other electronic devices - that are connected together for the purpose of communication

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17
Q

What is the type of network you would use to a printer (GO)

A

LAN

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18
Q

What type of network is the internet (GO)

A

WAN

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19
Q

(GF)What is the difference between a LAN and a WAN

A

A LAN connects devices over small areas but a WAN connects multiple LANs

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20
Q

AimeeH)what does a router do

A

a router is used to create a path outside of the network

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21
Q

JE What does a Wireless access point (WAP) do?

A

It wirelessly gives internet to devices that can’t be connected by cable

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22
Q

What is a MAC address written in? (DV)

A

Hexadecimal

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23
Q

(WR)What does WAN stand for?

A

wide area Network

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24
Q

(GF)What does an NIC allow

A

for data to travel in and out of the network between devices

25
Q

What does a switch try to avoid? (S,F)

A

Data collision

26
Q

DP

A
27
Q

TA what network hardware is this: provides access out of the network

A

router

28
Q

(H.P)How is a WAP limited

A
29
Q

(GO) How fast can data be sent through a fibre optic cable

A

10 gbps / 10000 mbps

30
Q

(WB) What does a NIC (Network Interface Card) allow you to do?

A

Connect to a network

31
Q

(ED) What is NIC short for

A

Network interface card

32
Q

(JD) what does a switch do?

A

connects all devices together

33
Q

what does the WAP do?BA

A

connects devices wirelessly

34
Q

(H.P) How long can a fiber optic cable before losing its effectivity?

A
35
Q

(GO)

A
36
Q

what does a NIC do?BA

A

provides a device connection to the network

37
Q

what is the difference between a client and peer to peer server?

A

a client server is controlled by a centeral device where all of the data is stored whereas a peer-peer is an agreement between devices when all data is stored locally to the device it belongs to.

38
Q

(J.E) What is the full name of HTTPS?

A

Hypertext transfer protocol secure

39
Q

which protocol controls how messages a formatted ?BA

A

TCP

40
Q

what are the three protocols that deal with emails?ba

A

POP, SMTP, IMAP

41
Q

(J.E) What is the function of IMAP?

A

A copy or the original email will remain on the server so multiple devices can view it

42
Q

What cable is made out of glass and sometimes plastic?

A

Fibre Optic

43
Q

what does POP stand for?ba

A

post office protocol

44
Q

(J.E) What is bandwidth?

A

The more data packets that can be transmitted at one time

45
Q

what numbering system does IPv4 use?ba

A

Binary

46
Q

what numbering system does IPv6 use?ba

A

hexadecimal

47
Q

(EC) What does IP address stand for?

A

Internet Protocol address

48
Q

what is latency?ba

A

the time it takes for data to reach its destination from its sender

49
Q

what does IMAP stand for?ba

A

internet message access protocol

50
Q

(EC) What does FTP stand for ?

A

File transfer protocol

51
Q

(J.E) What is Caesar cipher?

A

A simple encryption algorithm is the caesar cipher. The key is a number, which represents an offset.
Each character in the plaintext is replaced by the corresponding letter (if the key is -5 J is replaced by E)

52
Q

What is the most secure encryption method we have learnt? (DV)

A

Asymmetric Encryption

53
Q

GO what does smtp stand for

A

simple mail transfer protocol

54
Q

what is error rate?ba

A

the reliablity of the connection, the amount of errors that occur

55
Q

(J.E) What is the difference between a LAN and WAN?

A

Lan is for only a small area and a Wan is for long distances

56
Q

what is a fiber optic cable made out of?ba

A

thin strands of glass

57
Q

(EC) What is encryption used for?

A

Encryption is used for hiding/cloaking your data but can only be undertsood by using a certain key

58
Q

GO what does the s in https stand for

A

secure

10X/CS - 24-26 (1 decks)

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