Computer Knowledge

Computer Networks

2,095 Questions

Computer networks form the backbone of digital communication, connecting multiple devices to share data and resources. This area covers network architectures, transmission media, modems, and topologies like LAN. These concepts are crucial for computer knowledge sections in banking and government exams.

Network topologiesModulation and demodulationNetwork addressingFiber optic cablesWireless infrastructure

Computer Networks Questions

Multiple choice

Which technology enables high-speed internet access over telephone lines?

  1. Dial-up modem

  2. DSL

  3. Cable modem

  4. Fiber optic modem
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

DSL (Digital Subscriber Line) technology enables high-speed internet access over telephone lines.

Multiple choice

What is the term for the global network of interconnected computer networks?

  1. Internet

  2. World Wide Web

  3. Intranet

  4. Extranet
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The Internet is the term used to describe the global network of interconnected computer networks.

Multiple choice

Which technology enables wireless communication over short distances?

  1. Bluetooth

  2. Wi-Fi

  3. Cellular networks

  4. Satellite communication
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Bluetooth technology enables wireless communication over short distances.

Multiple choice

Which technology enables the transmission of data over long distances using light signals?

  1. Fiber optics

  2. Microwave links

  3. Satellite communication

  4. Cellular networks
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Fiber optics technology enables the transmission of data over long distances using light signals.

Multiple choice

What is the term for the technology that allows computers to communicate with each other over a network?

  1. Networking

  2. Internetworking

  3. Intranets

  4. Extranets
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Networking is the technology that allows computers to communicate with each other over a network.

Multiple choice

What is the term for the technology that allows computers to share resources and information?

  1. Networking

  2. Internetworking

  3. Intranets

  4. Extranets
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Intranets are private networks that allow computers to share resources and information within an organization.

Multiple choice

Which of the following is NOT a type of social network?

  1. Family network

  2. Friend network

  3. Professional network

  4. Virtual network
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Virtual networks are not typically considered a type of social network in the context of sociology.

Multiple choice

What type of communication technology is commonly used in AMI systems?

  1. Power line communication (PLC)

  2. Radio frequency (RF)

  3. Cellular

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

AMI systems can utilize various communication technologies, including power line communication (PLC), radio frequency (RF), and cellular. The choice of communication technology depends on factors such as the geographic location, infrastructure availability, and cost.

Multiple choice

Which of the following is a common type of telecommunications network?

  1. Local Area Network (LAN)

  2. Wide Area Network (WAN)

  3. Metropolitan Area Network (MAN)

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Local Area Network (LAN), Wide Area Network (WAN), and Metropolitan Area Network (MAN) are all common types of telecommunications networks.

Multiple choice

Which of the following is an example of a communication network?

  1. Internet

  2. Telephone network

  3. Postal service

  4. Radio network

  5. All of the above
Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

All of the options listed are examples of communication networks, as they enable the exchange of information between individuals or groups.

Multiple choice

Which technology is commonly used for data transmission in RPM systems?

  1. Bluetooth

  2. Wi-Fi

  3. Cellular networks

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

RPM systems utilize various technologies for data transmission, including Bluetooth for short-range communication, Wi-Fi for local area networks, and cellular networks for wider coverage.

Multiple choice

Which of the following is NOT a common type of internet connection provided in Bed and Breakfasts?

  1. Wi-Fi

  2. Ethernet

  3. Dial-up

  4. Satellite
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Dial-up internet is an outdated technology that is no longer commonly used in Bed and Breakfasts or other establishments.

Multiple choice

What is the minimum internet speed recommended for a comfortable online experience in a Bed and Breakfast?

  1. 1 Mbps

  2. 5 Mbps

  3. 10 Mbps

  4. 25 Mbps
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

A minimum internet speed of 10 Mbps is generally recommended for a comfortable online experience, including streaming videos, browsing the web, and checking emails.

Multiple choice

Which of the following is NOT a common technology used to extend Wi-Fi coverage in a Bed and Breakfast?

  1. Wi-Fi extenders

  2. Powerline adapters

  3. Mesh Wi-Fi systems

  4. Satellite internet
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Satellite internet is not commonly used to extend Wi-Fi coverage, as it is typically used in remote areas where wired internet is not available.

Multiple choice

Which of the following is NOT a common feature of free Wi-Fi hotspots?

  1. Password protection

  2. Data usage limits

  3. Connection speed limits

  4. Unlimited access
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Unlimited access is not a common feature of free Wi-Fi hotspots, as they often have data usage limits or connection speed limits.