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

To manage and control the sessions between applications

To encrypt data for secure transmission

To route data packets across networks

To format data for presentation

What is the primary function of the transport layer in the OSI model?

To provide error correction and reliable data transfer

To manage sessions between applications

To present data in a readable format

Which of the following statements about TCP is true?

TCP stands for Transmission Control Protocol.

TCP is used primarily for streaming media.

TCP is known for its speed over reliability.

TCP is connectionless and unreliable.

Which of the following best describes the transport layer's role in data transmission?

It ensures reliable delivery of data packets.

It manages the establishment and termination of sessions.

It routes data packets to their destination.

It formats data for presentation.

Which of the following is a characteristic of UDP?

It is suitable for applications that require speed over reliability.

It guarantees delivery of packets.

It uses a three-way handshake for connection.

What is the primary purpose of the data link layer?

To handle physical addressing and framing

To present data in a user-friendly format

What happens to the headers and footers added by the sending computer when data is received?

They are stripped off by the receiving computer.

They are modified by the receiving computer.

They are ignored by the receiving computer.

They are stored for future reference.

What is the primary purpose of encapsulation in the OSI model?

To allow communication between layers on different computers

To compress data for faster transmission

To encrypt data for secure transmission

To manage user sessions effectively

What does encapsulation refer to in the context of the OSI model?

The method of adding headers and footers to data packets

The management of user sessions

The process of compressing data for transmission

The encryption of data before sending

What is one of the main purposes of a computer network?

To connect devices for the purpose of communication.

To increase the cost of operations.

To restrict access to information.

Which of the following statements accurately describes networking?

It is a method of connecting devices for communication.

It involves only one computer sharing data.

It limits information sharing to local devices.

It requires physical transportation of files.

What does redundancy in technology refer to?

Having more than one of something.

Having a single device for all tasks.

Eliminating all unnecessary devices.

Using multiple networks for communication.

What is the primary advantage of computer networking in terms of resource sharing?

It allows multiple users to share a single printer.

It limits communication to one device at a time.

It necessitates physical file transfers.

It requires more devices for operation.

Which of the following statements accurately describes a terminal in a network?

Terminals are often referred to as 'dumb terminals.'

Terminals have their own processing capabilities.

Terminals can operate independently of a host.

Terminals are designed to manage network resources.

What is the primary characteristic of a peer-to-peer network?

Clients share resources equally without centralized control.

It requires a dedicated server for each client.

All nodes are managed by a central server.

Data flows in a linear manner from one node to another.

What does the term 'logical topology' refer to in networking?

The way data flows through the network.

The type of cables used in the network.

The physical layout of the network devices.

The geographic distribution of network nodes.

What is a defining feature of cloud-based computing?

It can be described as a form of centralized computing.

It operates solely on local servers.

It requires physical hardware to be located on-site.

It is exclusively used for peer-to-peer networks.

What is a key characteristic of peer-to-peer networks?

All clients are equal in resource sharing and do not have centralized control.

They rely on a central server for resource management.

They are designed to provide services to other devices.

They require users to have different usernames on each computer.

Which of the following statements is true about the roles of servers in a network?

Servers provide services to other devices and usually have redundant hardware components.

Servers are only used in peer-to-peer networks.

Servers do not require any form of maintenance or updates.

Servers are typically designed to operate independently of other devices.

Which of the following best describes the function of media in signal transmission?

It refers to the physical medium on which signals are transmitted

It processes data before transmission

Which of the following best describes a Local Area Network (LAN)?

A self-contained network that exists in a small area.

A network that connects multiple Wide Area Networks.

A network that requires an Internet Service Provider to function.

A network that spans multiple countries and continents.

What is a key characteristic of LANs compared to other network types?

They exist in small areas like a single building or room.

They require complex routing protocols to function.

They can not operate with an Internet Service Provider.

They have slower speeds due to their larger size.

Which statement is true regarding the functionality of LANs?

LANs can function independently without an ISP.

LANs require complex hardware setups to maintain.

LANs are primarily used for long-distance communication.

LANs need outside technology to operate effectively.

Why do LANs typically have faster speeds than WANs?

They are smaller in size and have fewer nodes.

They are connected to the Internet directly.

They use fiber optic cables exclusively.

They utilize wireless technology exclusively.

What role does a router play in network communication?

It connects two or more different networks.

It manages the speed of data transmission.

It provides wireless access to a LAN.

It connects devices within a single LAN.

How do LANs and WANs differ in terms of their geographical coverage?

LANs are designed for local use, while WANs span larger distances.

WANs are faster than LANs due to their size.

LANs require more hardware than WANs.

LANs cover large areas, while WANs are limited to small spaces.

What is a Wide Area Network (WAN) primarily used for?

Connecting multiple LANs and other networks.

Providing local internet access.

Operating within a single building.

Managing network security for small businesses.

Which of the following statements about WANs is accurate?

The Internet is an example of a public WAN.

WANs are limited to a single geographic location.

WANs operate at slower speeds than LANs.

WANs do not require routers for communication.

What distinguishes WAN Administrators from LAN Administrators?

WAN Administrators address more complex technical issues.

LAN Administrators work with long-distance communication.

LAN Administrators manage multiple networks.

WAN Administrators typically handle simpler tasks.

What is the primary purpose of converting data into signals?

To enable transmission across network media

Which of the following best describes the nature of signals in data transmission?

Signals can be represented as light, electrical pulses, or radio waves

Signals do not require any medium for transmission

Signals are only used in wireless communication

Signals are always electrical and cannot be converted

Which of the following statements about signals is true?

Signals can be converted multiple times before reaching their destination

Signals do not require a medium

Signals are always transmitted as light

Which of the following describes wireless signals?

Transmitted using infrared, microwave, or radio waves

Transmitted through fiber-optic cables

Transmitted as electrical pulses

Transmitted through copper wires

What does bandwidth measure in the context of network communication?

The capacity of a medium to carry data

The number of devices connected

What is throughput a measure of?

The transfer of bits across media over time

The number of users on a network

The amount of data stored on a server

The speed of the internet connection

PRELIM EXAM WITH ANSWER - PRACTICE TEST

Authored by Ken Sentorias

Computers

University

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MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following best describes the role of a medium in networking?

It is a type of software that manages network traffic.

It is a hardware component that stores data.

It is necessary to carry data between devices.

It is a protocol that defines communication rules.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What do protocols in networking primarily define?

The physical layout of the network.

The rules for how devices will communicate.

The types of hardware used in the network.

The speed of data transmission.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In networking, what is meant by the term 'nodes' or 'hosts'?

They are anything connected to the network.

They are the physical cables connecting devices.

They are the protocols that govern data transfer.

They refer to the software applications used for communication.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary function of endpoints in a network?

To provide security for the data being transmitted.

To act as sources or destinations for data.

To store data temporarily during transmission.

To manage the network traffic.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the best definition of networking?

Sharing information and resources.

The process of connecting computers to the internet.

The act of communicating with others online.

A method of transferring files physically.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary function of the application layer in the OSI model?

To manage sessions

To provide user interfaces

To handle error correction

To determine if data needs to be sent across the network

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is NOT a protocol associated with the application layer?

HTTP

DNS

TCP

SMTP

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PRELIM EXAM WITH ANSWER - PRACTICE TEST

Which of the following best describes the role of a medium in networking?

What do protocols in networking primarily define?

In networking, what is meant by the term 'nodes' or 'hosts'?

What is the primary function of endpoints in a network?

What is the best definition of networking?

What is the primary function of the application layer in the OSI model?

Which of the following is NOT a protocol associated with the application layer?

Which layer of the OSI model is responsible for making data presentable?

Which layer is responsible for compression and encryption of data?

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

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