Networking Basics Questions Answers Online Quiz Test
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1. Routing is done on which layer
- Datalink Layer
- Network Layer
- Session
- Presentation
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2. Which performs modulation and demodulation
- Modem
- Fiber optic
- satellite
- coaxial cable
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3. Routing is done on which layer
- Datalink Layer
- Session Layer
- Network layer
- Transport Layer
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4. Dialogue control and token management are responsibilities of
- Network layer
- Session Layer
- Transport Layer
- None of above
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5. X.25 standard specifies
- technique for start-stop data
- technique for dial access
- DTE/DCE interface
- data bit rate
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6. First network which was made available
- IBMm Token Ring 1985
- Novell Netware
- IBM PC Network 1984
- DECNet 1980
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7. Most commonly used transmission speeds in BPS is
- 2400
- 9600
- 1200
- 4800
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8. A central computer surrounded by one or more computers is called
- ring network
- bus network
- star network
- all of above
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9. Which among following is correct
- Protocol converters are the same as multiplexers
- Protocol converters are the same as TDMs
- Protocol converters are usually not operated in pairs
- None of above
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10. A network which need human intervention for routing signal is
- Bus network
- ring network
- star network
- T switched network
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11. Videotax is combination of
- communication
- television
- computer technology
- all of above
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12. Name of the topology in which there are bidirectional links between each possible nodes
- Ring
- Mesh
- Star
- Tree
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13. Communication mode which supports data in both directions at the same time is called
- simplex
- Full duplex
- Half duplex
- multiplex
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14. Frequency range 300 kHz to 3 MHz is used for
- AM radio transmission
- FM radio transmission
- TV radio transmission
- None of above
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15. Sink means
- sending unit
- receiving unit
- broadcasting
- none of above
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16. At data link layer error detection is achieved by
- Cyclic Redundancy Code
- Hamming codes
- Bit stuffing
- Equalization
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17. Loss in signal power as light travels down the fiber is called
- Interruption
- Propagation
- Scattering
- Attenuation
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18. During networking, the process of processor asking each host that if it want to send message is called
- querying
- sharing
- communicating
- polling
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19. In data transmission the bit coding scheme used to represent a byte is typically
- EBCDIC
- SNA
- ASCII
- Hexadecimal
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20. A communication network which is used over regional, national or global area is
- LAN
- WAN
- MAN
- VAN