Data Communication MCQs with Answers
Practice important Data Communication MCQs with answers and explanations.
Chapter: 176
Q2621:
What does TOKEN management include?
A. Token destruction only
B. Token sharing rules only
C. Token timeout, monitoring, and priority
D. Token encoding only
Correct Answer:
C
Chapter: 176
Q2622:
Fill in the blank: TOKEN passing uses a ______ ring to manage access.
A. Physical
B. Logical
C. Virtual
D. Wireless
Correct Answer:
B
Chapter: 176
Q2623:
Which of the following is managed in TOKEN Management?
A. Priority assignment
B. Device memory
C. IP addressing
D. Wireless link
Correct Answer:
A
Chapter: 176
Q2624:
The ring topology used in token passing is ______.
A. Always physical
B. Always logical
C. Star-based
D. Mesh-like
Correct Answer:
B
Chapter: 176
Q2625:
In token passing, if a station does not have the TOKEN, it must ______.
A. Transmit immediately
B. Request again
C. Wait for the TOKEN
D. Retry later
Correct Answer:
C
Chapter: 176
Q2626:
Fill in the blank: In token passing, only the station that holds the ______ can transmit data.
A. Key
B. TOKEN
C. Address
D. Monitor
Correct Answer:
B
Chapter: 176
Q2627:
Which of the following best describes a logical ring in token passing?
A. Stations arranged randomly
B. Stations share a bus
C. Stations have defined order
D. Stations use tokens for IP
Correct Answer:
C
Chapter: 176
Q2628:
What is the main benefit of token passing?
A. High-speed data
B. Massive coverage
C. Controlled access and reduced collision
D. Encrypted access
Correct Answer:
C
Chapter: 176
Q2629:
Which topology is logically represented in token passing?
A. Mesh
B. Star
C. Ring
D. Bus
Correct Answer:
C
Chapter: 176
Q2630:
In a token ring, which device gets to transmit data?
A. One with strongest signal
B. One connected first
C. One holding the TOKEN
D. One closest to switch
Correct Answer:
C
Chapter: 176
Q2631:
Which function is not part of TOKEN management?
A. Token timeout
B. Token monitoring
C. Priority assignment
D. Network encryption
Correct Answer:
D
Chapter: 177
Q2632:
Which of the following access methods divides bandwidth by frequency?
A. CDMA
B. TDMA
C. FDMA
D. CSMA
Correct Answer:
C
Chapter: 177
Q2633:
What does FDMA stand for?
A. Frequency Detection Multiple Access
B. Frequency Division Multiple Allocation
C. Frequency Division Multiple Access
D. Frequency Delay Multiple Access
Correct Answer:
C
Chapter: 177
Q2634:
In FDMA, the available bandwidth is divided into ______.
A. Time slots
B. Frequency bands
C. Code bits
D. Signal paths
Correct Answer:
B
Chapter: 177
Q2635:
Fill in the blank: FDMA assigns each station a ______ that is always reserved for it.
A. Time slot
B. Code
C. Frequency band
D. Channel
Correct Answer:
C
Chapter: 177
Q2636:
What kind of filter is used by each station in FDMA to confine transmission?
A. High-pass filter
B. Low-pass filter
C. Bandpass filter
D. Stop-band filter
Correct Answer:
C
Chapter: 177
Q2637:
Which multiple access protocol assigns channels based on time slots?
A. FDMA
B. CDMA
C. TDMA
D. CSMA/C
Correct Answer:
D
Chapter: 177
Q2638:
In TDMA, the bandwidth is divided based on ______.
A. Frequency
B. Power
C. Time
D. Code
Correct Answer:
C
Chapter: 177
Q2639:
Fill in the blank: In TDMA, each station is allocated a specific ______ to send data.
A. Code
B. Carrier
C. Time slot
D. Frequency
Correct Answer:
C
Chapter: 177
Q2640:
Which multiple access method assigns codes to stations instead of time or frequency?
A. FDMA
B. TDMA
C. CDMA
D. CSMA/C
Correct Answer:
C