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Data Communications - Introduction

50 Questions  I  By Bievangelista
Data Communications - Introduction
This quiz covers the introduction of data communications and computer networking. Abbreviation is not allowed.

  
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Question Excerpt

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1.  _________________________ was formerly known as CCITT.
2.  It generates data and could be a mainframe computer, personal computer, workstation, or virtually any other piece of digital equipment.
A.
B.
C.
D.
3.  _________________ a network that provides connections between countries around the entire globe.
4.   Each station is joined by point-to-point links to two other stations (the transmitter of one and the receiver of the other)
A.
B.
C.
D.
5.    -Its advantages are reduced traffic problems, increased reliability, and enhanced security
A.
B.
C.
D.
6.  It is a network connection that normally carries traffic between departmental LANs within a single company.
A.
B.
C.
7.   The size of most local area networks is ________________.
A.
B.
C.
D.
8.   It is typically privately owned data communications networks in which 10 to 100 computer users typically share data resources with one or more file servers.
A.
B.
C.
D.
9.  ________________________ represents an agreement between the communicating devices.
10.   _____________________ are very large computers that are built to be able to perform complex and critical applications.
11.  _________________ is a network topology that uses two or more network
12.  It interconnects many networks or all types of networks.
A.
B.
C.
D.
13.   Transmissions are possible in both directions simultaneously, but they must be between the same two stations.
A.
B.
C.
D.
14.  _____________________ is a kind of transmission that transmits and receives information simultaneously.
15.   Transmissions are possible in both directions simultaneously, but not between the same two stations.
A.
B.
C.
D.
16.  __________________ is a collection of hardware and software components that allow communication between computers and other devices.
17.   _______________  architecture facilitates peer-to-peer communications protocols where a given layer in one system can logically communicate with its corresponding layer in another system.
18.  A _______________is one of the most common network setups where each of the devices and computers on a network connect to a central hub.
19.  With this topology, remote stations cannot communicate directly with one another, so they relay information through the hub.
A.
B.
C.
D.
20.   Information that has been processed, organized, and stored is called ______________ .
A.
B.
C.
D.
21.  _____________________ is a computer network that spans a relatively small area within one building.
22.  _____________________ defines the attachment of communication devices to a link.
23.  These are computers that request and receive services from the servers.
A.
B.
C.
D.
24.  A _________________connects multiple star networks to other star networks.
25.   A  ________ device typically stores files and databases including more complex applications like Web sites.
26.  _______________________ is  a software that manages the relationship between network resources and users.
27.  ___________________ is a network that connects users across a city.
28.  ______________________ is the humorous name for the practice of copying files to a disk and walking the disk over to the person who needs the files.
29.   It determines whether data are intended for the user’s computer or whether the data need to be redirected out onto the network
A.
B.
C.
D.
30.  ___________________ is a primary type of interconnecting networks that interconnects LANs within a building.
31.  These are the oldest type of data communications network that provide relatively slow-speed, long-distance transmission of data, voice, and video information over relatively large and widely dispersed geographical areas.
A.
B.
C.
D.
32.   ____________________________ is an organization dedicated to worldwide agreement on internations standards in a variety of fields which was created in 1947 with 82 industrialized nations as representative bodies.
33.   It interconnects building LANs and is designed to have a group of buildings, at a single location, such as corporate headquarters, universities, airports, and research parks.
A.
B.
C.
D.
34.   Transmissions are unidirectional and must propagate through all the stations in the loop
A.
B.
C.
D.
35.  _________________is a type of network setup where each of the computers and network devices are interconnected with one another, allowing for most transmissions to be distributed, even if one of the connections go down.
36.  ___________________ is an exchange of data between 2 devices via some form of transmission medium.
37.  A _______________ is a type of network setup where each of the computers and network devices are connected to a single cable or backbone.
38.  _____________________  provides services to clients such as log-in features, password authentication, printer access, network administration function, and data file sharing
39.    This could be a single network, such as a cable television distribution network, enabling data resources to be shared LAN to LAN as well as from station to station or computer to computer.
A.
B.
C.
D.
40.  _________________________ establishes, manages and terminates sessions between applications.
41.    ________________ line configuration involves 3 or more stations which generally used to interconnect a single mainframe computer (host) to many personal computers or to interconnect many personal computers.
42.   ________________________ is the largest professional group involved in developing standards for computing, communication, electrical and electronics engineering.
43.  ________________________ is an OSI layer that establishes, maintains, and terminates virtual circuits.
44.   It is the simplest and most common method of interconnecting computers.
A.
B.
C.
D.
45.   _________________ line configuration involves only two locations or stations in transferring digital information, can be between a mainframe and a personal computer, two mainframe computers, two personal computers, or two data communications networks.
46.  ______________________ defines the physical or logical arrangement of links in the network.
47.  Wide area network typically operates at bit rates from 1.5Mbps to _________ and cover a distance of 100 to 1000 miles.
48.  __________________  is a convergence of  audio, video and data
49.   It can be a simple 2 personal computers and a printer or could contain dozens of computers, workstations, and peripheral devices.
A.
B.
C.
D.
50.   It is generic term that simply means to interconnect 2 or more networks.
A.
B.
C.
D.
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