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Computer Networking Midterms

Total questions: 69

Worksheet time: 35mins

Name
Class
Date
1.

Raw, unorganized facts (e.g., numbers, text, symbols).

a)

Data

b)

Information

c)

Communication

2.

Data that has been processed, organized, and given context and meaning.

a)

Data

b)

Information

c)

Communication

3.

The process of sharing data, information, thoughts, or feelings between a transmitter and a recipient.

a)

Data

b)

Information

c)

Communication

4.

The device that sends the data (e.g., computer).

a)

Transmitter

b)

Sink

c)

Message

d)

Medium

e)

Protocol

5.

The device that receives the data (e.g., computer, printer, fax machine).

a)

Transmitter

b)

Sink

c)

Message

d)

Medium

e)

Protocol

6.

The data or information being sent.

a)

Transmitter

b)

Sink

c)

Message

d)

Medium

e)

Protocol

7.

The physical or logical path through which data is transmitted (cable, air).

a)

Transmitter

b)

Sink

c)

Message

d)

Medium

e)

Protocol

8.

A set of rules that governs data communications. Without it, devices are connected but not communicating.

a)

Transmitter

b)

Sink

c)

Message

d)

Medium

e)

Protocol

9.

Physical links like cables.

a)

Guided

b)

Unguided

10.

Logical links using waves through the atmosphere or space.

a)

Guided

b)

Unguided

11.

One sender to one specific receiver

a)

Point-to-Point

b)

Point-to-Multipoint

c)

Multiplex System

12.

One sender to many receivers

a)

Point-to-Point

b)

Point-to-Multipoint

c)

Multiplex System

13.

Multiple transmitters and multiple receivers sharing the same physical channel

a)

Point-to-Point

b)

Point-to-Multipoint

c)

Multiplex System

14.

Telephone call, Fax, Telegraph

a)

Point-to-Point

b)

Point-to-Multipoint

c)

Multiplex System

15.

Radio broadcast, Television, Teletype

a)

Point-to-Point

b)

Point-to-Multipoint

c)

Multiplex System

16.

Video conferencing, Teleconferencing

a)

Point-to-Point

b)

Point-to-Multipoint

c)

Multiplex System

17.

Small (building, campus)

a)

LAN (Local Area Network)

b)

MAN (Metropolitan Area Network)

c)

WAN (Wide Area Network)

18.

High Speed, Coaxial Cable

a)

LAN (Local Area Network)

b)

MAN (Metropolitan Area Network)

c)

WAN (Wide Area Network)

19.

Moderate (City)

a)

LAN (Local Area Network)

b)

MAN (Metropolitan Area Network)

c)

WAN (Wide Area Network)

20.

Moderate Speed (Fiber, Copper, Wireless Cable)

a)

LAN (Local Area Network)

b)

MAN (Metropolitan Area Network)

c)

WAN (Wide Area Network)

21.

Very Large (country, globe)

a)

LAN (Local Area Network)

b)

MAN (Metropolitan Area Network)

c)

WAN (Wide Area Network)

22.

Low Speed (PSTN, Satellite Links)

a)

LAN (Local Area Network)

b)

MAN (Metropolitan Area Network)

c)

WAN (Wide Area Network)

23.

A decentralized network where each computer (peer) can act as both a client and a server. There is no central server.

a)

Peer-to-Peer (P2P) Network

b)

Client-Server Network

24.

A centralized network where specific computers (servers) provide services and resources to other computers (clients).

a)

Peer-to-Peer (P2P) Network

b)

Client-Server Network

25.

Very secure, reliable, better performance, centralized backup.

a)

Peer-to-Peer (P2P) Network

b)

Client-Server Network

26.

Low cost, easy administration, no need for a dedicated server (NOS)

a)

Peer-to-Peer (P2P) Network

b)

Client-Server Network

27.

Not secure, no centralized storage, hard to maintain, poor performance under load.

a)

Peer-to-Peer (P2P) Network

b)

Client-Server Network

28.

High cost, requires professional administration, expensive hardware and software.

a)

Peer-to-Peer (P2P) Network

b)

Client-Server Network

29.

Computers that hold shared files and programs.

a)

Servers

b)

Clients

c)

Transmission Media

d)

Shared Data & Printers

e)

NIC (Network Interface Card)

30.

Computers that access and use network resources.

a)

Servers

b)

Clients

c)

Transmission Media

d)

Shared Data & Printers

e)

NIC (Network Interface Card)

31.

Cables or waves used to connect devices.

a)

Servers

b)

Clients

c)

Transmission Media

d)

Shared Data & Printers

e)

NIC (Network Interface Card)

32.

Resources provided by servers to clients.

a)

Servers

b)

Clients

c)

Transmission Media

d)

Shared Data & Printers

e)

NIC (Network Interface Card)

33.

An expansion card in each computer that prepares, sends, and receives data.

a)

Servers

b)

Clients

c)

Transmission Media

d)

Shared Data & Printers

e)

NIC (Network Interface Card)

34.

The operating system that allows computers to communicate over a network.

a)

Network OS

b)

Hub

c)

Switch

d)

Router

e)

Modem

35.

A basic device that connects multiple computers on a LAN (broadcasts data to all ports)

a)

Network OS

b)

Hub

c)

Switch

d)

Router

e)

Modem

36.

An intelligent hub that directs data to the specific destination device using MAC addresses.

a)

Network OS

b)

Hub

c)

Switch

d)

Router

e)

Modem

37.

Connects different networks (e.g., your LAN to the Internet).

a)

Network OS

b)

Hub

c)

Switch

d)

Router

e)

Modem

38.

Modulates and demodulates signals for communication over telephone lines or cables.

a)

Network OS

b)

Hub

c)

Switch

d)

Router

e)

Modem

39.

is a conceptual framework that describes how different network components and processes work together to enable communication.

a)

Reference Model

b)

Conceptual Model

c)

Logical Model

d)

Growth Model

40.

Hides complex details, showing only necessary functions (like driving a car without knowing engine mechanics).

a)

Abstraction

b)

Standardization

c)

Modular Design

d)

Troubleshooting

e)

Education

41.

Creates common rules so all devices can work together (like a universal plug).

a)

Abstraction

b)

Standardization

c)

Modular Design

d)

Troubleshooting

e)

Education

42.

Breaks the network into layers so each part can be developed or fixed independently

a)

Abstraction

b)

Standardization

c)

Modular Design

d)

Troubleshooting

e)

Education

43.

Makes it easier to isolate and fix problems within a specific layer.

a)

Abstraction

b)

Standardization

c)

Modular Design

d)

Troubleshooting

e)

Education

44.

Provides a common language and structure for learning networking concepts.

a)

Abstraction

b)

Standardization

c)

Modular Design

d)

Troubleshooting

e)

Education

45.

User interaction with applications.

a)

Application: (HTTP, FTP, SMTP, DNS)

b)

Transport: (TCP, UDP)

c)

Internet: (IP, ICMP)

d)

Network Access/Link: (Ethernet, Wi-Fi)

46.

End-to-end connections, reliability, and flow control.

a)

Application: (HTTP, FTP, SMTP, DNS)

b)

Transport: (TCP, UDP)

c)

Internet: (IP, ICMP)

d)

Network Access/Link: (Ethernet, Wi-Fi)

47.

Logical addressing and routing.

a)

Application: (HTTP, FTP, SMTP, DNS)

b)

Transport: (TCP, UDP)

c)

Internet: (IP, ICMP)

d)

Network Access/Link: (Ethernet, Wi-Fi)

48.

Physical addressing (MAC addresses) and transmission of raw bits.

a)

Application: (HTTP, FTP, SMTP, DNS)

b)

Transport: (TCP, UDP)

c)

Internet: (IP, ICMP)

d)

Network Access/Link: (Ethernet, Wi-Fi)

49.

Connection-oriented, reliable, ensures delivery (like a registered letter).

a)

TCP (Transmission Control Protocol)

b)

UDP (User Datagram Protocol)

c)

IP (Internet Protocol)

50.

Connectionless, fast, low overhead (like a standard letter).

a)

TCP (Transmission Control Protocol)

b)

UDP (User Datagram Protocol)

c)

IP (Internet Protocol)

51.

Handles addressing and routing of packets.

a)

TCP (Transmission Control Protocol)

b)

UDP (User Datagram Protocol)

c)

IP (Internet Protocol)

52.

Transfers web pages

a)

HTTP/HTTPS (Hypertext Transfer Protocol)

b)

FTP (File Transfer Protocol)

c)

SMTP (Simple Mail Transfer Protocol)

d)

POP3/IMAP (Internet Message Access Protocol)

e)

TCP (Transmission Control Protocol)

53.

Transfers files between systems.

a)

HTTP/HTTPS (Hypertext Transfer Protocol)

b)

FTP (File Transfer Protocol)

c)

SMTP (Simple Mail Transfer Protocol)

d)

POP3/IMAP (Internet Message Access Protocol)

e)

TCP (Transmission Control Protocol)

54.

Sends outgoing email.

a)

HTTP/HTTPS (Hypertext Transfer Protocol)

b)

FTP (File Transfer Protocol)

c)

SMTP (Simple Mail Transfer Protocol)

d)

POP3/IMAP (Internet Message Access Protocol)

e)

TCP (Transmission Control Protocol)

55.

Retrieves incoming email

a)

HTTP/HTTPS (Hypertext Transfer Protocol)

b)

FTP (File Transfer Protocol)

c)

SMTP (Simple Mail Transfer Protocol)

d)

POP3/IMAP (Internet Message Access Protocol)

e)

TCP (Transmission Control Protocol)

56.

Establishes reliable, connection-oriented sessions

a)

HTTP/HTTPS (Hypertext Transfer Protocol)

b)

FTP (File Transfer Protocol)

c)

SMTP (Simple Mail Transfer Protocol)

d)

POP3/IMAP (Internet Message Access Protocol)

e)

TCP (Transmission Control Protocol)

57.

Provides fast, connectionless delivery

a)

UDP (User Datagram Protocol)

b)

IP (Internet Protocol)

c)

ARP (Address Resolution Protocol)

d)

DHCP (Dynamic Host Configuration Protocol)

e)

DNS (Domain Name System)

58.

Handles addressing and routing.

a)

UDP (User Datagram Protocol)

b)

IP (Internet Protocol)

c)

ARP (Address Resolution Protocol)

d)

DHCP (Dynamic Host Configuration Protocol)

e)

DNS (Domain Name System)

59.

Finds the MAC address of a device given its IP address.

a)

UDP (User Datagram Protocol)

b)

IP (Internet Protocol)

c)

ARP (Address Resolution Protocol)

d)

DHCP (Dynamic Host Configuration Protocol)

e)

DNS (Domain Name System)

60.

Automatically assigns IP addresses to devices on a network.

a)

UDP (User Datagram Protocol)

b)

IP (Internet Protocol)

c)

ARP (Address Resolution Protocol)

d)

DHCP (Dynamic Host Configuration Protocol)

e)

DNS (Domain Name System)

61.

Translates domain names

a)

UDP (User Datagram Protocol)

b)

IP (Internet Protocol)

c)

ARP (Address Resolution Protocol)

d)

DHCP (Dynamic Host Configuration Protocol)

e)

DNS (Domain Name System)

62.

User interface (e.g., browsers, email clients).

a)

Application

b)

Presentation

c)

Session

d)

Transport

63.

Data translation, encryption, compression.

a)

Application

b)

Presentation

c)

Session

d)

Transport

64.

Establishes, manages, and terminates connections between applications.

a)

Network

b)

Presentation

c)

Session

d)

Transport

65.

End-to-end connections, segmentation (TCP/UDP).

a)

Network

b)

Presentation

c)

Session

d)

Transport

66.

Logical addressing (IP) and routing

a)

Network

b)

Physical

c)

Data Link

d)

Transport

67.

Physical addressing (MAC), framing, error detection.

a)

Network

b)

Physical

c)

Data Link

d)

Transport

68.

Transmits raw bit stream over physical medium (cables, hubs).

a)

Network

b)

Physical

c)

Data Link

d)

Transport

69.

Sir j.Co

a)

sir jco

b)

Sir JCO

c)

sir J.Co

d)

SIR JCO

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