Friday, May 13, 2016

89 TRUE N FALSE Computer Network and Telecommunication

TRUE N FALSE

1.       It is possible to share hardware resources on a computer network.
2.       In client/server network architecture the resources are distributed to different terminals.
3.       Nodes are also called workstations.
4.       Network interface card connects printers on the network.
5.       Star topology uses a single cable as a backbone from where all other nodes are connected.
6.       It is difficult to identify and isolate the failure node in ring topology compared to star topology.
7.       There is possibility producing more crosstalk in twisted pair cable than coaxial cable.
8.       WAN uses guided transmission media like microwave or radio wave.
9.       Bridge connects two dissimilar networks and carried out protocol conversion if needed.
10.    Normally there is more transmission error rate in unguided transmission media than guided transmission media.
11.    A computer network is just used for resource sharing.
12.    The computer networking cannot be implemented within room.
13.    The network that covers small area is called PAN.
14.    Fiber optics uses light to carry a data signal through cable.
15.    Communication and network are different.
16.    UTP and STP are types of unguided media.
17.    Computer network is basically connection of computers.
18.    Computer network cannot transfer multimedia contents.
19.    Duplex device can transfer data in both directions.
20.    Computer Network can share both hardware and software resources.
21.    Guided transmission media does not use cables.
22.    RJ-45 is the connector for co-axial cable.
23.    Data are transmitted in the form of light in the fiber optic cable.
24.    Router is a network component that regenerates electric signals.
25.    Bus topology requires more media than other topology.
26.    STAR topology is the most popular network topology used to connect computers.
27.    Protocol is the computer language only understood by computer.
28.    Fiber optic is one of the cheapest networks.
29.    A bridge is a network device that connects different LAN segments using the same access method.
30.    Connecting computer between two different countries is an example of WAN.
31.    Protocol is required to transfer data between two computers.
32.    A MODEM is a central network device that connects network devices in a star topology.
33.    In the simplex, the transmission of data can take place in both directions.
34.    A full duplex device can transmit data in both directions at a time.
35.    In the wired network, computers are connected with each other through wires.
36.    Data are transmitted in the form of light in the fiber optic cable.
37.    Microwave signals travel in straight line and cannot pass through obstacles like buildings, hills, etc.
38.    A hub is also called multiport repeater.
39.    Multiple bridges can be used to form a large network by connecting several small networks.
40.    A repeater is a network device that regenerates electric signals.
41.    In the  star topology computers must be arranged in the form of star.
42.    A network computer allows sharing of networked connected peripherals and simultaneous access to programs and data irrespective of the physical location of the resources and the user.
43.    Network operating system is a formal description of messages formats and the rules that two or more machines must follow to exchange those messages.
44.    Wide Area Network is a large computer network that spans a metropolitan area or campus.
45.    Wireless Access Point is a device that provides connection between wireless devices and can connect to wired networks.
46.    Modem is a network device that connects dissimilar networks with different protocols.
47.    Networked computers allow easy transfer of data from one computer to another.
48.    A node is the primary data path that can carry large amount of data traffic.
49.    A peer-to-peer network is a simple, inexpensive network designed to connect computers together using twisted pair cable or coaxial cable.
50.    A hub is a device that amplifies a signal being transmitted on the network. 
51.    Fiber optic transmitters and receivers are still relatively expensive compared to electrical interface.
52.    Computer network or data network is a telecommunications network that allows computer to exchange data.
53.    A node is a network computer that utilizes the resources of other network computer including other clients.
54.    A network connector is defined as a device that facilitates the connection or the interconnection of computers and other device to a network.
55.    HTTP is an internet based standard for retrieval of email by user from an email server.
56.    Wide Area Network (WAN) is a geographically dispersed telecommunication network.
57.    Communication is the process of sharing message from one point to another._
58.     In half duplex mode of communication, data can be transmitted in both directions simultaneously.
59.     Metropolitan Area Network connects two or more LAN together with in a large city or state.
60.     Computer network allows sharing of software only.
61.     Coaxial cable has much greater bandwidth than fiber optic cable.
62.     A gateway is a network device which connects two dissimilar networks together.
63.     Each computer or device in a network is called node.
64.     Peer-to-peer is a network model which has more security than client server.
65.    Computer network only allows us to share computer hardware.
66.    A workstation is a computer that uses the service of the network.
67.    A computer network that covers small local area is MAN.
68.    Internet is an example of WAN.
69.    A server computer acts as the storehouse and distributer for the program data and information.
70.    You can send message from one computer to another computer on the network.
71.    Modem can convert digital signal into analog signal and vice versa.
72.    A hub is also known as multi-port repeater.
73.    Protocols are no required to exchange data between two different computers.
74.    Fill duplex mode allows simultaneous transmission of data in both directions.
75.    Wire communication is suitable for Local Area Network.
76.    The router filters and forwards information among different networks.
77.    In a computer network, the data is passed from one computer to another by means of cables or satellites.
78.    A metropolitan area network (MAN) is a network of computers between two different cities.
79.    The computers in a network system share only software packages.
80.    Connecting computers between two different countries is an example of WAN.
81.    Computer network increases worker productivity and offers tremendous convenience.
82.    A server is a network computer that utilizes the resources of other network computers, including other clients.
83.    Local Area Network is a network that spans multiple geographical locations.
84.    A physical ring topology is a network topology in which network nodes are connected in a continuous circle.
85.    Router is a network device used to regenerate or replicate a signal.
86.    MODEMS are not needed in wireless network communication.
87.    HUB provides power backup in the event of power cut on the network system.
88.    MODEM is necessary to access the internet

89.     Fiber optics use light to carry a data signal through cable.

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