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1
Q

What is the primary purpose of a computer network?

A

To facilitate communication and resource sharing between devices.

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2
Q

True or False: A local area network (LAN) covers a small geographic area.

A

True

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3
Q

Fill in the blank: The _____ model describes the layers involved in network communication.

A

OSI

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4
Q

What does IP stand for?

A

Internet Protocol

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5
Q

Which layer of the OSI model is responsible for end-to-end communication?

A

Transport layer

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6
Q

Multiple choice: Which of the following is a network device that forwards data packets between computer networks? A) Switch B) Router C) Hub D) Repeater

A

B) Router

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7
Q

What is the maximum length of a standard Ethernet cable?

A

100 meters

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8
Q

True or False: A switch operates at the network layer of the OSI model.

A

False

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9
Q

Fill in the blank: The _____ protocol is used for secure data transmission over the internet.

A

SSL/TLS

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10
Q

What is a subnet mask used for?

A

To divide an IP address into a network and host portion.

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11
Q

Multiple choice: Which of the following protocols is used for email transmission? A) HTTP B) FTP C) SMTP D) DNS

A

C) SMTP

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12
Q

What is the function of a firewall?

A

To monitor and control incoming and outgoing network traffic based on security rules.

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13
Q

True or False: IPv4 addresses are 128 bits long.

A

False

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14
Q

Fill in the blank: _____ is the protocol used to translate domain names into IP addresses.

A

DNS

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15
Q

What does DHCP stand for?

A

Dynamic Host Configuration Protocol

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16
Q

Multiple choice: Which network topology connects all devices to a central hub? A) Star B) Ring C) Bus D) Mesh

A

A) Star

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17
Q

What is the difference between TCP and UDP?

A

TCP is connection-oriented and reliable, while UDP is connectionless and faster but less reliable.

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18
Q

True or False: A VPN can provide secure access to a private network over the internet.

A

True

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19
Q

Fill in the blank: The _____ protocol is commonly used for transferring files over the internet.

A

FTP

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20
Q

What is the purpose of NAT in networking?

A

To translate private IP addresses to a public IP address.

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21
Q

Multiple choice: Which of the following is NOT a type of network topology? A) Star B) Square C) Bus D) Ring

A

B) Square

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22
Q

What is the role of an access point in a wireless network?

A

To allow wireless devices to connect to a wired network.

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23
Q

True or False: The transport layer of the OSI model ensures data is delivered without errors.

A

True

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24
Q

Fill in the blank: The _____ layer is responsible for data representation and encryption.

A

Presentation

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25
Q

What is an IP address?

A

A unique identifier for a device on a network.

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26
Q

Multiple choice: Which of the following is a Class C IP address? A) 192.168.1.1 B) 172.16.0.1 C) 10.0.0.1 D) 255.255.255.0

A

A) 192.168.1.1

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27
Q

What does the term ‘latency’ refer to in networking?

A

The delay before a transfer of data begins following an instruction.

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28
Q

True or False: A mesh topology provides redundancy and multiple paths for data.

A

True

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29
Q

Fill in the blank: _____ is a protocol used to obtain the MAC address of a device from its IP address.

A

ARP

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30
Q

What is the function of a proxy server?

A

To act as an intermediary for requests from clients seeking resources from other servers.

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31
Q

Multiple choice: Which layer of the OSI model is responsible for routing? A) Application B) Network C) Data Link D) Physical

A

B) Network

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32
Q

What is a broadcast domain?

A

A logical division of a computer network where any device can communicate directly with others in the same domain.

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33
Q

True or False: The HTTP protocol is used for secure communications over the internet.

A

False

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34
Q

Fill in the blank: The _____ protocol is used for remote login to another computer.

A

SSH

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35
Q

What does the term ‘bandwidth’ refer to in networking?

A

The maximum rate of data transfer across a network.

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36
Q

Multiple choice: Which of the following is a common wireless networking standard? A) 802.3 B) 802.11 C) 802.15 D) 802.16

37
Q

What is the purpose of a network topology diagram?

A

To visually represent the arrangement of different elements in a network.

38
Q

True or False: A collision domain refers to a network segment where packet collisions can occur.

39
Q

Fill in the blank: A _____ is a device that connects multiple networks and forwards packets between them.

40
Q

What is the primary function of the data link layer?

A

To provide node-to-node data transfer and handle error correction from the physical layer.

41
Q

Multiple choice: Which of the following is NOT an Internet Protocol? A) IPv4 B) IPv6 C) ICMP D) HTTP

42
Q

What is the significance of the MAC address?

A

It is a unique identifier assigned to network interfaces for communications on the physical network segment.

43
Q

True or False: The application layer is the highest layer in the OSI model.

44
Q

Fill in the blank: The _____ protocol is used for transferring files securely over the internet.

45
Q

What is the role of the network layer in the OSI model?

A

To route packets across different networks.

46
Q

Multiple choice: Which device is used to connect two or more different networks? A) Hub B) Switch C) Router D) Bridge

47
Q

What does the term ‘throughput’ refer to in networking?

A

The actual rate at which data is successfully transmitted over a network.

48
Q

True or False: A VLAN allows for the segmentation of a physical network into multiple logical networks.

49
Q

Fill in the blank: The _____ protocol is used for resolving hostnames to IP addresses.

50
Q

What is the purpose of a network switch?

A

To connect devices within a LAN and filter traffic based on MAC addresses.

51
Q

Multiple choice: Which of the following is a common method for connecting to the internet? A) DSL B) FTP C) SSH D) SNMP

52
Q

What does the acronym VPN stand for?

A

Virtual Private Network

53
Q

True or False: The physical layer of the OSI model deals with the transmission of raw bit streams over a physical medium.

54
Q

Fill in the blank: _____ is a method of controlling access to a network by validating user credentials.

A

Authentication

55
Q

What is the role of the presentation layer in the OSI model?

A

To translate and format data for the application layer.

56
Q

Multiple choice: Which of the following is a characteristic of UDP? A) Reliable B) Connection-oriented C) Faster than TCP D) Guarantees delivery

A

C) Faster than TCP

57
Q

What is the primary advantage of using fiber optic cables over copper cables?

A

Higher bandwidth and longer distance without signal loss.

58
Q

True or False: A server is a computer that provides resources or services to other computers on a network.

59
Q

Fill in the blank: The _____ is a unique identifier for a network interface card (NIC).

A

MAC address

60
Q

What is the function of a repeater in networking?

A

To regenerate and amplify signals in a network to extend the transmission distance.

61
Q

Multiple choice: Which protocol is used for secure web browsing? A) FTP B) HTTP C) HTTPS D) SNMP

62
Q

What does the acronym LAN stand for?

A

Local Area Network

63
Q

True or False: A hub operates at the network layer of the OSI model.

64
Q

Fill in the blank: The _____ is the main component of a network that provides the necessary routing functions.

65
Q

What is the purpose of a load balancer in a network?

A

To distribute network or application traffic across multiple servers.

66
Q

Multiple choice: Which of the following defines the maximum transmission unit (MTU)? A) The largest packet size that can be sent over a network B) The smallest packet size C) The average packet size D) The total number of packets

A

A) The largest packet size that can be sent over a network

67
Q

What is the significance of Quality of Service (QoS) in networking?

A

To manage bandwidth and ensure the performance of critical applications.

68
Q

True or False: The term ‘ping’ is used to test the reachability of a host on an IP network.

69
Q

Fill in the blank: The _____ protocol is used for network management and monitoring.

70
Q

What does the acronym WAN stand for?

A

Wide Area Network

71
Q

Multiple choice: What is the purpose of a DNS server? A) To route traffic B) To resolve domain names to IP addresses C) To manage email D) To provide security

A

B) To resolve domain names to IP addresses

72
Q

What is the role of the application layer in the OSI model?

A

To provide network services to end-user applications.

73
Q

True or False: A proxy server can cache web pages to improve load times.

74
Q

Fill in the blank: A _____ is a network configuration that allows devices to communicate directly with each other.

A

Peer-to-peer network

75
Q

What is the difference between a public IP address and a private IP address?

A

A public IP address is routable on the internet, while a private IP address is used within a local network.

76
Q

Multiple choice: Which of the following best describes a VPN? A) A type of network topology B) A secure connection over the internet C) A hardware device D) A protocol

A

B) A secure connection over the internet

77
Q

What is the purpose of a DHCP server?

A

To assign IP addresses dynamically to devices on a network.

78
Q

True or False: The data link layer is responsible for error detection and correction.

79
Q

Fill in the blank: The _____ is a standard for wireless communication in local area networks.

A

IEEE 802.11

80
Q

What is the primary function of a network interface card (NIC)?

A

To connect a computer to a network.

81
Q

Multiple choice: Which of the following is a common type of network cable? A) HDMI B) USB C) Ethernet D) VGA

A

C) Ethernet

82
Q

What does the acronym SSL stand for?

A

Secure Sockets Layer

83
Q

True or False: A ring topology connects all devices in a closed loop.

84
Q

Fill in the blank: The _____ is the part of a computer that processes data and executes instructions.

85
Q

What is the role of an intrusion detection system (IDS)?

A

To monitor network traffic for suspicious activity and potential threats.

86
Q

Multiple choice: Which protocol is used for sending and receiving instant messages? A) SMTP B) FTP C) XMPP D) SNMP

87
Q

What does the acronym BGP stand for?

A

Border Gateway Protocol

88
Q

True or False: A network bridge connects two or more network segments and filters traffic.

89
Q

Fill in the blank: The _____ is a system that assigns domain names to IP addresses.

A

Domain Name System (DNS)

Computer Networking (2 decks)

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