Data Communication MCQs with Answers
Practice important Data Communication MCQs with answers and explanations.
Multiple Choice Questions
Q2961: What is the maximum typical range of ADSL for effective service?
- A: 1-5 kilometers
- B: 5-10 kilometers
- C: 10-15 kilometers
- D: 15-20 kilometers
View Answer
A
Q2962: Fill in the blank: Digital Subscriber Line (DSL) is a ____________ technology that allows high-speed data transmission.
- A: circuit-switched
- B: packet-switched
- C: analog
- D: television
View Answer
D
Q2963: Which of the following is a key advantage of using DSL over traditional dial-up connections?
- A: Faster speeds
- B: Lower cost
- C: Better security
- D: Improved sound quality
View Answer
A
Q2964: Which of the following DSL technologies is best suited for businesses needing symmetric data rates for both upload and download?
- A: SDSL
- B: ADSL
- C: VDSL
- D: HDSL
View Answer
A
Q2965: What is one significant difference between ADSL and VDSL?
- A: ADSL supports higher download speeds
- B: VDSL supports higher download and upload speeds
- C: ADSL operates on fiber-optic cables
- D: VDSL operates over shorter distances
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B
Q2966: Fill in the blank: DSL technology is particularly useful for Internet access over _______ networks.
- A: analog
- B: manual
- C: cable
- D: telephone
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D
Q2967: What is the major benefit of using DSL over traditional dial-up modems?
- A: Faster data transmission rates
- B: Lower setup costs
- C: No need for physical cables
- D: Better voice quality
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A
Q2968: Which of the following is NOT a common type of DSL?
- A: ADSL
- B: VDSL
- C: HDSL
- D: FTTH
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D
Q2969: Which of the following is a primary use of cable TV networks?
- A: Providing remote access to TV programs
- B: Distributing radio signals
- C: Providing broadband Internet via satellites
- D: Offering online streaming services
View Answer
A
Q2970: Fill in the blank: Cable TV networks initially used _______ to provide remote subscribers access to TV programs.
- A: microwave connections
- B: satellite dishes
- C: fiber optic cables
- D: telephone lines
View Answer
A