Data Communication MCQs with Answers
Practice important Data Communication MCQs with answers and explanations.
Chapter: 195
Q2981:
Fill in the blank: Cable TV networks initially started by using microwave connections to access _______ stations.
A. TV
B. broadcasting
C. radio
D. online
Correct Answer:
A
Chapter: 195
Q2982:
What does HFC in Hybrid Fiber-Coaxial network stand for?
A. Hybrid Fiber-Coaxial
B. High Fiber Cable
C. High Frequency Channel
D. Hybrid Frequency Cable
Correct Answer:
A
Chapter: 195
Q2983:
Which generation of cable TV network is the Hybrid Fiber-Coaxial (HFC) network?
A. Second generation
B. First generation
C. Third generation
D. Fourth generation
Correct Answer:
A
Chapter: 195
Q2984:
Fill in the blank: The Hybrid Fiber-Coaxial (HFC) network offers a combination of _______ and _______ cables.
A. fiber optic, coaxial
B. coaxial, satellite
C. fiber optic, satellite
D. analog, digital
Correct Answer:
A
Chapter: 195
Q2985:
Which technology allows the transmission of both internet and video signals over the same network in an HFC network?
A. Fiber optic cables
B. Coaxial cables
C. Satellite technology
D. Wi-Fi technology
Correct Answer:
A
Chapter: 196
Q2986:
What type of customers are cable companies now competing with telephone companies for?
A. Residential customers seeking high-speed data transfer
B. Business customers seeking low-cost data transfer
C. Residential customers seeking voice communication
D. Business customers seeking internet access
Correct Answer:
A
Chapter: 196
Q2987:
Which of the following technologies provides high-data-rate connections for residential subscribers over the local loop?
A. DSL Technology
B. Fiber Optic Technology
C. Wi-Fi Technology
D. Coaxial Cable Technology
Correct Answer:
A
Chapter: 196
Q2988:
What is a limitation of UTP (Unshielded Twisted Pair) in DSL technology?
A. It is susceptible to interference
B. It provides low-data-rate connections
C. It cannot be used for residential customers
D. It supports wireless data transfer
Correct Answer:
A
Chapter: 196
Q2989:
Fill in the blank: Cable TV networks can provide high-speed data transfer by using _______.
A. Coaxial cable
B. modem technology
C. DSL technology
D. satellite connections
Correct Answer:
A
Chapter: 196
Q2990:
What is the primary challenge when using UTP in DSL technology for data transfer?
A. Interference
B. Latency
C. Power consumption
D. Signal loss
Correct Answer:
A
Chapter: 196
Q2991:
What is a solution to the limitation of UTP in DSL technology for higher data rates?
A. Use of the cable TV network
B. Increase signal strength
C. Use fiber optic cables
D. Reduce data rate
Correct Answer:
B
Chapter: 196
Q2992:
Fill in the blank: Cable TV networks use _______ to divide the coaxial cable bandwidth for efficient data transmission.
A. Division of Coaxial Cable Band
B. Signal modulation
C. Fiber optic cables
D. DSL technology
Correct Answer:
A
Chapter: 196
Q2993:
Which technology is used by cable TV networks to provide data transfer?
A. Cable Modem Transmission System
B. DSL Technology
C. Wi-Fi Modem Systems
D. 4G LTE Technology
Correct Answer:
A
Chapter: 196
Q2994:
What does DSL technology primarily use for high-speed data transfer?
A. UTP cables
B. Fiber optic cables
C. Coaxial cables
D. Wireless signals
Correct Answer:
A
Chapter: 196
Q2995:
Which of the following is true about the use of coaxial cable in cable TV for data transfer?
A. It is used to divide the bandwidth for different types of data transfer
B. Coaxial cables are no longer used in data transmission
C. Coaxial cables only support video transmission
D. Coaxial cables are used to provide wireless internet
Correct Answer:
A
Chapter: 196
Q2996:
What type of interference is UTP susceptible to in DSL technology?
A. External electromagnetic interference
B. Internal hardware interference
C. Wi-Fi interference
D. Signal degradation
Correct Answer:
A
Chapter: 196
Q2997:
What does the cable modem transmission system in cable TV networks help to achieve?
A. Provides data transfer using coaxial cables
B. Offers high-speed data over long distances
C. Uses fiber optic cables for data transfer
D. Provides wireless internet services
Correct Answer:
A
Chapter: 196
Q2998:
Fill in the blank: The use of cable TV networks for data transfer is a solution to the _______ of DSL technology.
A. Limitations
B. Strengths
C. Capabilities
D. Advantages
Correct Answer:
A
Chapter: 196
Q2999:
What kind of technology do cable companies use to compete with telephone companies for high-speed data transfer?
A. Cable modem technology
B. Wi-Fi technology
C. 5G technology
D. DSL technology
Correct Answer:
A
Chapter: 196
Q3000:
Which of the following is a major advantage of cable TV networks over DSL for data transfer?
A. Ability to support higher data rates over longer distances
B. Lower cost of installation
C. Availability of wireless connections
D. Use of fiber optic cables
Correct Answer:
A