Which technology allows high-speed data transmission over existing telephone lines?
A) DSL
B) Fiber optics
C) Satellite
D) Coaxial cable
Answer: A
Which communication network is commonly used for short-range wireless connections between devices like smartphones and laptops?
A) LAN
B) WAN
C) MAN
D) PAN
Answer: D
The term “4G” refers to the fourth generation of which type of communication network?
A) Satellite
B) Cellular
C) Wi-Fi
D) Bluetooth
Answer: B
Which technology uses visible light to transmit data and create wireless communication networks?
A) Infrared
B) Bluetooth
C) Li-Fi
D) RFID
Answer: C
Which type of communication network covers a large geographical area, often spanning cities or even countries?
A) PAN
B) LAN
C) WAN
D) SAN
Answer: C
What does “VoIP” stand for in the context of communication networks?
A) Voice over Internet Protocol
B) Virtual Online Information Portal
C) Video on Integrated Platform
D) Very Old Internet Protocol
Answer: A
Which communication network is used for connecting devices within a small physical area, like a single building or campus?
A) WAN
B) MAN
C) LAN
D) CAN
Answer: C
Which technology allows wireless devices to communicate and exchange data over short distances?
A) GPS
B) Wi-Fi
C) Ethernet
D) Fiber optics
Answer: B
What is the primary purpose of a router in a communication network?
A) Transmit voice signals
B) Transmit TV signals
C) Connect different networks and manage data traffic
D) Connect to satellites
Answer: C
The “Internet of Things” (IoT) refers to:
A) A network of interconnected computers
B) A network of interconnected smartphones
C) A network of interconnected physical objects
D) A network of interconnected satellites
Answer: C
Which communication network is commonly used for connecting computers and devices within a home or office?
A) PAN
B) LAN
C) MAN
D) WAN
Answer: B
Which technology allows mobile devices to connect to the internet using radio waves?
A) GPS
B) NFC
C) Wi-Fi
D) DSL
Answer: C
What does “ISP” stand for in the context of communication networks?
A) Internet System Provider
B) Internet Security Protocol
C) Internet Service Provider
D) Internet Sharing Platform
Answer: C
Which communication network is typically used by businesses to connect multiple locations in different cities?
A) PAN
B) WAN
C) LAN
D) MAN
Answer: B
The process of converting analog signals into digital signals is called:
A) Modulation
B) Demodulation
C) Analog-to-Digital Conversion
D) Digital-to-Analog Conversion
Answer: C
What technology allows users to access the internet wirelessly using radio waves?
A) LAN
B) Bluetooth
C) Wi-Fi
D) WAN
Answer: C
Which type of communication network is designed for use by a specific organization, like a university or business?
A) PAN
B) LAN
C) MAN
D) WAN
Answer: B
The “fiber” in fiber optics refers to:
A) Thin wires
B) Glass or plastic threads that transmit light signals
C) Copper cables
D) Radio waves
Answer: B
Which technology allows data to be transmitted over long distances using radio waves?
A) Ethernet
B) Wi-Fi
C) Satellite
D) Fiber optics
Answer: C
Which communication network is used to connect devices within a larger area, like a city or town?
A) PAN
B) LAN
C) MAN
D) WAN
Answer: C
What is the purpose of a firewall in a communication network?
A) Amplify signals
B) Filter and block unauthorized access
C) Connect different networks
D) Convert analog signals to digital
Answer: B
Which wireless technology is commonly used for short-range data exchange between devices like smartphones and headphones?
A) Wi-Fi
B) NFC
C) GPS
D) LTE
Answer: B
The “last mile” in communication networks refers to:
A) The final segment of the network that connects to individual users
B) The longest segment of the network
C) The segment that connects different cities
D) The segment that connects different countries
Answer: A
Which technology allows wireless devices to communicate using radio waves over short distances, typically within a few meters?
A) Bluetooth
B) Wi-Fi
C) LTE
D) NFC
Answer: A
Which communication network uses satellites to transmit data signals over a wide area?
A) LAN
B) MAN
C) WAN
D) Satellite network
Answer: D
What does “LAN” stand for in the context of communication networks?
A) Local Area Network
B) Large Area Network
C) Longitudinal Access Network
D) Linked Access Node
Answer: A
Which technology allows devices to exchange data wirelessly over short distances using electromagnetic fields?
A) Bluetooth
B) GPS
C) Fiber optics
D) Ethernet
Answer: A
Which communication network is typically used to connect devices within a single room?
A) PAN
B) LAN
C) MAN
D) WAN
Answer: A
Which technology is used to transmit data signals over long distances using electrical signals?
A) Fiber optics
B) GPS
C) Wi-Fi
D) Ethernet
Answer: D
What is the purpose of a modem in a communication network?
A) To amplify signals
B) To convert digital signals into analog signals
C) To filter and block unauthorized access
D) To manage data traffic
Answer: B
Which technology allows data to be transmitted over telephone lines using electrical signals?
A) Fiber optics
B) DSL
C) Bluetooth
D) Wi-Fi
Answer: B
Which communication network connects devices within a limited geographical area, like a campus or a business park?
A) PAN
B) LAN
C) MAN
D) WAN
Answer: C
Which technology allows high-speed data transmission over fiber optic cables?
A) GPS
B) Wi-Fi
C) LTE
D) Optical fiber
Answer: D
What is the purpose of a switch in a communication network?
A) To convert analog signals to digital
B) To amplify signals
C) To connect different networks and manage data traffic
D) To convert digital signals to analog
Answer: C
Which technology allows devices to communicate wirelessly using radio waves over a wide area?
A) Wi-Fi
B) NFC
C) LTE
D) Bluetooth
Answer: C
What is the purpose of a repeater in a communication network?
A) To convert digital signals to analog
B) To amplify signals and extend the range of transmission
C) To manage data traffic
D) To convert analog signals to digital
Answer: B
Which technology uses radio waves to transmit data signals over short distances, typically within a few centimeters?
A) Wi-Fi
B) LTE
C) NFC
D) Bluetooth
Answer: C
Which communication network is used to connect devices within a small area, like a room or a building?
A) PAN
B) LAN
C) MAN
D) WAN
Answer: A
Which technology uses radio waves to transmit data signals over a wide area, typically covering a city or larger region?
A) GPS
B) Wi-Fi
C) NFC
D) LTE
Answer: D
What does “WAN” stand for in the context of communication networks?
A) Wireless Area Network
B) Wide Area Network
C) Wired Area Network
D) Web Area Network
Answer: B
Which technology allows devices to communicate wirelessly over short distances, typically within a few meters?
A) Bluetooth
B) Wi-Fi
C) LTE
D) NFC
Answer: A
The “backbone” in communication networks refers to:
A) The outer layer of cables
B) The main highway that connects different cities or countries
C) The central computer that controls the network
D) The protocol used for data transmission
Answer: B
What technology allows mobile devices to connect to the internet using cellular networks?
A) GPS
B) Wi-Fi
C) LTE
D) Ethernet
Answer: C
Which communication network is designed for use by a specific community, like a neighborhood or apartment complex?
A) PAN
B) LAN
C) CAN
D) WAN
Answer: C
The “cloud” in communication networks refers to:
A) The outer layer of the network cables
B) Data centers that provide online services and storage
C) The protocol used for wireless communication
D) The central computer that controls the network
Answer: B
What does “GPS” stand for in the context of communication networks?
A) Global Positioning System
B) General Protocol Software
C) Global Power Supply
D) General Public Service
Answer: A
Which technology uses electrical signals to transmit data over short distances, typically within a few meters?
A) Bluetooth
B) Wi-Fi
C) Fiber optics
D) LTE
Answer: A
The “protocol” in communication networks refers to:
A) A type of router
B) A set of rules for data transmission
C) The central computer that controls the network
D) The outer layer of the network cables
Answer: B
What is the purpose of a gateway in a communication network?
A) To convert digital signals to analog
B) To amplify signals
C) To connect different types of networks
D) To convert analog signals to digital
Answer: C
Which communication network is typically used for connecting devices within a specific geographical area, like a city?
A) PAN
B) LAN
C) MAN
D) WAN
Answer: C
