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Computer Networks Practice Test 73

Internet: DNS Quiz Questions PDF - 73

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Computer Networks Quiz: Internet: DNS MCQs PDF Download - 73

MCQ: Domain Name System (DNS), is a protocol that can be used in different

A) layers
B) categories
C) platform
D) stages

MCQ: Digital signal service is created by Time-division Multiplexing (TDM) through a hierarchy of digital signals and is implemented by

A) radio stations
B) telephone companies
C) television broadcasting companies
D) internet

MCQ: The most common compression technique that is used to create CD-quality audio is based on the perceptual encoding technique is called

A) predictive encoding
B) perceptual encoding
C) MPEG
D) JPEG

MCQ: The parity bit of the sequence number protection field of the header in System Activity Report (SAR) sublayer is used to detect the errors over

A) 8 bits
B) 7 bits
C) 6 bits
D) 5 bits

MCQ: There are two sub-layers in

A) PVC
B) ATM
C) AAL
D) SVC

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