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What is the key feature of the decentralized channel allocation method?
(A) Optimize network traffic by reducing packet overhead
(B) Time is divided into discrete intervals for transmission
(C) Each machine decides for itself whether to transmit
(D) Enable communication between networks with different protocols

What is the maximum number of slave devices that can be supported in a Bluetooth
network?

(A) 15 (8) 10
(൭ Unlimited ¢) 7

Which category of Ethernet cable is suitable only for voice communication?
(A) CAT6 (B) CAT 5e
(0) CAT2 ൬) CAT1

What is the role of TCP in the client-server model of communication?
(^) Reliable data delivery (B) Fragmentation and reassembly
(C) Packet forwarding (D) Path determination

What is the purpose of a jam signal in the CSMA/CD protocol?
(A) Terminates the Transmission
(B) Synchronize adapter clock signals
(C) Make other adapters aware of collision
(D) Indicates successful transmission

Which encoding method does Ethernet use to ensure clock synchronization between sending
and receiving hosts?

‎Phase-shift keying (B) Manchester‏ (ھ)
‎(C) Bipolar ൯) Amplitude modulation‏

‎Which of the following is the one-way communication system where information is
transmitted from one device to another, but the receiving device cannot send information
back to the transmitting device?

‎(^) Half Duplex (B) Simplex
(C) Full Duplex (D) All of the above

‎Which modulation scheme uses different tones or frequencies to represent symbols?
(A) Binary Phase Shift Keying (BPSK)
(B) Quadrature Phase Shift Keying (QPSK)
(C) Frequency Shift Keying (FSK)
(D) Amplitude Shift Keying (ASK)

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‎9 194/2023
[P.T.0.]