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All MCQs for Competitive Exams

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All MCQs for Competitive Exams

Practice with answers, explanations, and exam-focused revision notes.

229 MCQs Page 23

Topic Notes: Competitive Exams

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Practice MCQs for CSS, PMS, FPSC, PPSC, NTS and Pakistan competitive exam preparation. Use topic-wise questions, answers, and explanations to revise quickly and improve exam accuracy.

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221
Which among the following is not a transmission medium?
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222
Which type of modem does not require any cable as a transmission channel to transmit signals?
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223
In fiber-optic cables, how does the light signal travel along the core?
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224
What affects the quality of satellite transmission?
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225
Which one is not unguided media?
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226
A device that merges signals from many I/O devices onto one line is a:
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227
In a synchronous modem, to which unit does the digital-to-analog converter pass the signal?
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228
Which device links various inputs to various outputs?
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229
Which is an example of an analog communication method?
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