Networking Multiple choice questions part 1

Networking Multiple choice questions part 1

Q.1. The layer of the TCP/IP model which lies below the transport layer is

  • Physical Layer
  • Network Layer
  • Session Layer
  • Application Layer

Network Layer

Q.2. A packet in the data-link layer is called

  • Frame
  • Datagram
  • Segment
  • header


Q.3. OSI stands for

  • Open Systems Internet
  • Open Systems Interchange
  • Open Systems Interconnect
  • Open Systems Interface

Open Systems Interconnect

Q.4. TCP stands for

  • Transmission Control Protocol
  • Transition Control Protocol
  • Transport Control Protocol
  • Transfer Control Protocol

Transmission Control Protocol

Q.5. Which of the following layers is present in the OSI model but not in the TCP/IP model

  • Data link layer
  • Network Layer
  • Transport Layer
  • Session Layer

Session Layer

Q.6. The bandwidth of an analog signal is measured in

  • Hertz
  • Bits per second
  • Bytes per second
  • Megabytes or Gigabytes


Q.7. Which of the following problems can be addressed by the use of an amplifier

  • Attenuation
  • Distortion
  • Noise
  • All of the above


Q.8. When different packets encounter different amounts of delay and arrive at uneven intervals of time, it is termed

  • Latency
  • Noise
  • Jitter
  • Bandwidth Delay Product


Q.9. Baud rate refers to number of

  • bits sent per second
  • signals elements per second
  • bandwidth per second
  • None of these

signals elements per second

Q.10. A line encoding scheme that uses three voltage levels, positive, zero and negative is called

  • Unipolar encoding
  • Polar encoding
  • Bipolar encoding
  • Multilevel encoding

Bipolar encoding

Q.11. Which of the following is not a part of Pulse Code Modulation

  • Sampling
  • Scrambling
  • Encoding
  • Quantizing


Q.12. According to the Nyquist theorem, the sampling rate must be

  • twice the bandwidth
  • twice the SNR
  • twice the lowest frequency
  • twice the highest frequency

twice the highest frequency

Q.13. A type of serial transmission in which start and stop bits are used is called

  • asynchronous transmission
  • synchronous transmission
  • isochronous transmission
  • all of the above

asynchronous transmission

Q.14. In which of the following digital to analog modulation techniques do we vary the frequency to represent data

  • Quadrature Amplitude Modulation
  • Phase Shift Keying
  • Amplitude Shift Keying
  • None of these

Quadrature Amplitude Modulation

Q.15. The total number of ports in TCP/IP is

  • 1024
  • 4096
  • 8192
  • 65536


Q.1. The connector used for twisted pair cables is called

  • BNC
  • RJ-11
  • RJ-45
  • Cat-5


Q.2. Which of the following are omni-directional

  • Radio waves
  • Microwaves
  • infrared waves
  • All of these

Radio waves

Q.3. When the individual packet from a source host to a destination host can travel through different routes through the network, it is a

  • Circuit Switched Network
  • Datagram Network
  • Virtual Circuit Network
  • Message Switching Network

Datagram Network

Q.4. MAC addresses are used at the

  • Physical Layer
  • Data Link Layer
  • Network Layer
  • Transport Layer

Data Link Layer

Q.5. The length of an IP address (IPv4) is

  • 48 bits
  • 16 bits
  • 64 bits
  • 32 bits

32 bits

Q.6. Which one of the following is used for error detection

  • Virtual Circuit
  • Port
  • Parity Bit
  • Packet

Parity Bit

Q.7. Which one of the following is an error correction code

  • ARP
  • Cyclic Redundancy Check
  • TCP
  • Parity

Cyclic Redundancy Check

Q.8. When the packet travelling in one direction also carries an acknowledgement of packets sent in the other direction, it is called

  • Bit stuffing
  • Framing
  • Piggybacking
  • Encapsulation


Q.9. When more than one station on a shared link is transmitting frames, it can lead to a situation called

  • Buffer Overflow
  • Scrambling
  • Collision
  • Multiplexing


Q.10. CSMA is a

  • Point to Point Protocol
  • Collision detection protocol
  • Transport Layer protocol
  • Encoding Technique

Collision detection protocol

Q.11. ARP stands for

  • Address Request Protocol
  • Address Resolution Protocol
  • Autonegotiation Request Protocol
  • Autonegotiation Release Protocol

Address Resolution Protocol

Q.12. The maximum speed of the Ethernet protocol is

  • 100 Mbps
  • 1 Gbps
  • 10 Gbps
  • Limited by the switch or router

10 Gbps

Q.13. The ping command is used

  • To find out if a host on a network is alive and responding
  • To find out if we can log in to a server
  • To establish an IP connection to a host
  • All of the above

To find out if a host on a network is alive and responding

Q.14. The Ethernet protocol is

  • Connectionless
  • Unreliable
  • Both connectionless and unreliable
  • Neither Connectionless nor Unreliable

Both connectionless and unreliable

Q.15. The minimum length of an Ethernet frame is

  • 1048 bytes
  • 64 bytes
  • 128 bytes
  • 512 bytes

64 bytes

Networking Multiple choice questions part 2

Networking Multiple choice questions part 3

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