Multiple Choice Questions for Computer Networks

  • 1 Tree topology is a combination of
    1. Bus and Ring
    2. Bus and Star
    3. Bus and Mesh
    4. All of Above

  • 2 _________ requires more cable than the other LAN topologies
    1. Bus Topology
    2. Star Topology
    3. Ring Topology
    4. Mesh Topology

  • 3 Each computer connects to every other and there is high level of redundancy.
    1. Bus Topology
    2. Ring Topology
    3. Star Topology
    4. Mesh Topology

  • 4 Centralized management helps in monitoring __________ network
    1. Bus Topology
    2. Ring Topology
    3. Star Topology
    4. Mesh

  • 5 One method for passing data on ____________ is token passing
    1. Bus Topology
    2. Star Topology
    3. Ring Topology
    4. Mesh Topology

  • 6 In ____________ each node is connected to the two nearest nodes so the entire network forms a circle
    1. Bus Topology
    2. Star Topology
    3. Ring Topology
    4. Mesh Topology

  • 7 Terminators are important when using
    1. Bus Topology
    2. Star Topology
    3. Ring Topology
    4. Mesh Topology

  • 8 A __________ consists of a single cable (backbone) connecting all nodes on a network without intervening connectivity devices
    1. Bus Topology
    2. Star Topology
    3. Ring Topology
    4. Mesh Topology

  • 9 There are _______ fundamental network topologies
    1. 2
    2. 3
    3. 4
    4. 5

  • 10 Physical layout of nodes on a network is called
    1. Architecture
    2. Media
    3. Topology
    4. None of Above

  • 11 Use of a remote control for a Television set is an example of
    1. Radio Waves
    2. Microwaves
    3. Infrared Waves
    4. All of Above

  • 12 Microwaves are ________
    1. Multi-directional
    2. Unidirectional
    3. Both a & b
    4. None of Above

  • 13 Electronic waves with frequencies between 1 GHz to 300 GHz are normally called
    1. Radio Waves
    2. Microwaves
    3. Infrared Waves
    4. All of Above

  • 14 ______ is a wireless transmission technology that travels at high frequency than radio waves.
    1. Radio Waves
    2. Infrared Waves
    3. Microwaves
    4. All of Above

  • 15 ________ has frequency between 10 KHz to 1 GHz
    1. Radio Waves
    2. Microwaves
    3. Infrared Waves
    4. None of Above

  • 16 __________ are multi-directional(propagated in all directions) which empowers multicasting feature in which there is one sender but many receivers.
    1. Radio Waves
    2. Microwaves
    3. Infrared Waves
    4. All of Above

  • 17 _____________ transports signals without using any physical conductor between two devices communicating.
    1. Guided Communication Media
    2. Unguided Communication Media
    3. Both a amp; b
    4. None of Above

  • 18 ____________ have very little distortion and are less prone to interference, they have low error rates.
    1. Twisted Pair Cables
    2. Coaxial cables
    3. Telephone line cables
    4. All of Above

  • 19 Shielded Twisted Pair (STP) Cables are _______ than Unshielded Twisted Pair (UTP) Cable
    1. Cheaper
    2. Expensive
    3. Both a & b
    4. None of Above

  • 20 The standard connector for UTP cable is _______ connector.
    1. RJ-25
    2. RJ-45
    3. RJ-61
    4. All of Above

  • 21 ___________ is most commonly used networking wire.
    1. Unshielded Twisted Pair (UTP) Cable
    2. Shielded Twisted Pair (STP) Cable
    3. Both a. & b.
    4. None of Above

  • 22 There are ____ types of Twisted pair cable.
    1. 2
    2. 3
    3. 4
    4. 5

  • 23 ___________ are the physical links in which signals are confined along a narrow path
    1. Guided Communication Media
    2. Unguided Communication Media
    3. Both a & b
    4. None of Above

  • 24 Communication media are of the following types
    1. Guided Communication Media
    2. Unguided Communication Media
    3. Both a & b
    4. None of Above

  • 25 ________________ are the links that provide paths for communicating devices.
    1. Communication Devices
    2. Communication media
    3. Both a & b
    4. None of Above

  • 26 ___________ works by using the shared public infrastructure while maintaining privacy through security procedures.
    1. Local Area Network (LAN)
    2. Metropolitan Area Network (MAN)
    3. Wide Area Network (WAN)
    4. Virtual Private Network (VPN)

  • 27 Nation wide ATM (Automated Teller Machine) used in banking represent a common application of
    1. Local Area Network (LAN)
    2. Metropolitan Area Network (MAN)
    3. Wide Area Network (WAN)
    4. Virtual Private Network (VPN)

  • 28 ______________ nodes may span cities, states or even countries.
    1. Local Area Network (LAN)
    2. Metropolitan Area Network (MAN)
    3. Wide Area Network (WAN)
    4. Virtual Private Network (VPN)

  • 29 _______________ connects multiple geographically nearby LANs to one another (over an area of up to few dozen kilometers)
    1. Local Area Network (LAN)
    2. Metropolitan Area Network (MAN)
    3. Wide Area Network (WAN)
    4. Virtual Private Network (VPN)

  • 30 ________________ is a network that connects computers and devices in a limited geographical area like home, school, and office.
    1. Metropolitan Area Network (MAN)
    2. Local Area Network (LAN)
    3. Virtual Private Network (VPN)
    4. Wide Area Network (WAN)

  • 31 A _________ is a hardware device or a computer running software that allows communication between networks with dissimilar network protocols or architectures.
    1. Hub
    2. Switch
    3. Router
    4. Gateway

  • 32 A __________ can be used to distribute one internet connection to many computers in a university or college LAN(Local Area Network)
    1. Hub
    2. Switch
    3. Gateway
    4. Router

  • 33 A ________ is a microprocessor controlled device that is connected to two or more data lines from different networks.
    1. Switch
    2. Hub
    3. Gateway
    4. Router

  • 34 Network swiches are intelligent devices because it maintains
    1. IP Address
    2. Network Address
    3. MAC Address
    4. All of Above

  • 35 Network switches appear nearly identical to _________ but a switch generally contains more intelligence than a hub
    1. Router
    2. Hub
    3. Gateway
    4. All of Above

  • 36 A network ________ is a device that connects network nodes to a central location
    1. Switch
    2. Hub
    3. Both a & b
    4. None of Above

  • 37 Communication device used for communication between the computers or other devices is called
    1. Switch
    2. Router
    3. Gateway
    4. All of Above

  • 38 ___________ network architecture is decentralized and less secure.
    1. Client/Server
    2. Peer to Peer
    3. Both a & b
    4. None of Above

  • 39 Modern operating systems like Macintosh, Linux and Windows support ___________ network architecture.
    1. Client/Server
    2. Peer to Peer
    3. Both a & b
    4. None of Above

  • 40 In ________ network architecture, there is no dedicated server or hierarchy among the computers
    1. Client/Server
    2. Peer to Peer
    3. Both a & b
    4. None of Above

  • 41 Client/Server network architecture have
    1. Centralized resources
    2. Improved security
    3. Scalable network
    4. All of Above

  • 42 _______ is a network device that participates in a client/server relationship by requesting a service from server.
    1. Server
    2. Client
    3. Node
    4. Ethernet Adapter

  • 43 _________ is a powerful computer that provides centralized administration of the network and serves up the resources that are available on network.
    1. Client
    2. Node
    3. Server
    4. All of Above

  • 44 In ___________ transmssion, Start bit marks the beginning of a byte and a stop bit marks the end of the byte.
    1. Synchronous
    2. Asynchronous
    3. Both a & b
    4. None of Above

  • 45 In ________ transmission, data is transmitted character-by-character (one byte) at a time.
    1. Synchronous
    2. Asynchronous
    3. Both a & b
    4. None of Above

  • 46 In ___________ transmission, both sending and receiving devices be synchronized before data is transmitted
    1. Synchronous
    2. Asynchronous
    3. both a & b
    4. None of Above

  • 47 In synchronous transmission, a special communication device called _________ is required to schedule transmission of information.
    1. Transmitter
    2. Receiver
    3. Synchronized Clock
    4. None of Above

  • 48 In ____________ transmission, large volumes of information can be transmitted at a time.
    1. Synchronous
    2. Asynchronous
    3. All of Above
    4. None of Above

  • 49 In _____________, both stations can send and receive data simultaneously
    1. Simplex Mode
    2. Half Duplex Mode
    3. Full Duplex mode
    4. All of Above

  • 50 Walkie-talkies communication is an example of
    1. Simplex Mode
    2. Half Duplex
    3. Full Duplex Mode
    4. All of Above

  • 51 In ____________, each station can both transmit and receive data but not at the same time.
    1. Simplex Mode
    2. Half Duplex mode
    3. Full Duplex Mode
    4. None of Above

  • 52 Data being sent to electronic notice boards in train stations and airports is the example of
    1. Simplex Mode
    2. Half Duplex Mode
    3. Full Duplex Mode
    4. All of Above

  • 53 In ________ mode, the communication takes place in only one direction
    1. Full Duplex
    2. Half Duplex
    3. Simplex
    4. None of Above

  • 54 A device which receives transmitted message is called
    1. Sender
    2. Receiver
    3. Transceiver
    4. All of Above

  • 55 A set of rules that governs data communication is called
    1. Simplex
    2. Half Duplex
    3. Full Duplex
    4. Protocol

  • 56 The physical path that message uses to travel from source to destination is called
    1. Medium
    2. Channel
    3. Both a. & b.
    4. None of Above

  • 57 ________ is the data or information that is to be transmitted.
    1. Information
    2. Raw Data
    3. Message
    4. None of Above

  • 58 Transmitter is a device that ______ the message
    1. Receives
    2. Sends
    3. both a & b
    4. None of Above

  • 59 Transmission of data between two devices or computers is called
    1. Data Communication
    2. Data Storage
    3. Data Processing
    4. Data Receiving

  • 60 A ________ is a collection of two or more connected computers to share the resources and data.
    1. Swtich
    2. Router
    3. Hub
    4. Computer Network

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