Which of these technologies is not employed for internet access?

Computer Mcqs for PPSC, FPSC, NTS, and Pakistan government job tests. Select an option below, then read the explanation.

PPSCFPSCNTSPakistan govt jobs
Subject
Computer Mcqscomputer-mcqs
Published
6 Jul 2021
Last updated
28 May 2026

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Explanation

ISDN (Integrated Services Digital Network) is a circuit-switched telephone system designed for transmitting voice and data over digital lines, but it is not commonly used to connect to the internet. In contrast, Modem, UDP, and DSL are directly involved in internet access or data transmission.

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