MCQOPTIONS
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MCQOPTIONS
This section includes 105 Mcqs, each offering curated multiple-choice questions to sharpen your Computer Network knowledge and support exam preparation. Choose a topic below to get started.
| 101. |
The power dissipation, PD, of a logic gate is the product of the ________. |
| A. | dc supply voltage and the peak current |
| B. | dc supply voltage and the average su |
| C. | ac supply voltage and the peak curren |
| D. | ac supply voltage and the average supply current |
| Answer» C. ac supply voltage and the peak curren | |
| 102. |
Which of the following equations would accurately describe a four-input OR gate when A = 1, B = 1, C = 0, and D = 0? |
| A. | 1 + 1 + 0 + 0 = 01 |
| B. | 1 + 1 + 0 + 0 = 1 |
| C. | 1 + 1 + 0 + 0 = 0 |
| D. | 1 + 1 + 0 + 0 = 00 |
| Answer» C. 1 + 1 + 0 + 0 = 0 | |
| 103. |
What uses a physical star topology ? |
| A. | 10 base 5 |
| B. | 10 base 2 |
| C. | 10 base T |
| D. | None of these |
| Answer» D. None of these | |
| 104. |
In a broad sense, a railway track is an example of |
| A. | simplex |
| B. | half-duplex |
| C. | full-duplex |
| D. | All of these |
| Answer» C. full-duplex | |
| 105. |
Frequency range at which the land coaxial cables are used, is |
| A. | 106 to 108 Hz |
| B. | 1010 to 1011 Hz |
| C. | 103 to 104 Hz |
| D. | None of these |
| Answer» B. 1010 to 1011 Hz | |