networks and internet

Question 1

The ____ developed ARPANET in the ____. ARPA (____) managed this project.

Answer 1

United States Department of Defense, 1960s, The
Advanced Research Projects Agency Network

Question 1

Every computer that is connected to the Internet is considered a part of that network.

Answer 1

Global Network

Question 2

Additionally, ARPANET began as a network of approximately ____ computers.

Answer 2

60,000

Question 3

The actual term “Internet” was finally defined in ____ by FNC (_____).

Answer 3

1995, The Federal Networking Council

Question 4

The procedures by which computers communicate with each other are called

Answer 4

protocols

Question 5

the protocols initially
used by the Internet are called the

Answer 5

TCP/IP protocols

Question 6

OSI MODEL

Answer 6

APPLICATION
PRESENTATION
SESSION
TRANSPORT
NETWORK
DATA LINK
PHYSICAL

Question 7

TCP/IP MODEL

Answer 7

APPLICATION
TRANSPORT
INTERNET
NETWORK ACCESS

Question 8

Education -
Government -
Military –
International –
Network –
(non-profit) Organization –
Commercial -

Answer 8

EDU
GOV
MIL
INT
NET
ORG
COM

Question 9

a set of networking rules that enable computers to communicate
over the Internet.

Answer 9

Internet Protocol (IP)

Question 10

IP has two primary purposes:

Answer 10

1. exchange data over the Internet at the correct destination.
2. Identify every device and domain that connects to the Internet by assigning a unique IP
   address

Question 11

Most networks combine IP with ____ or ____ to form a connection between devices.

Answer 11

Transmission Control Protocol(TCP), User Datagram
Protocol(UDP)

Question 12

request
response
response
response

Answer 12

UDP

Question 13

SYN
SYN ACK
ACK

Answer 13

TCP

Question 14

a collection of computers or other hardware devices that are connected,
either physically or logically, using special hardware and software to allow them to exchange
information and cooperate.

Answer 14

network

Question 15

the term that describes the processes involved in designing, implementing,
upgrading, managing and otherwise working with networks and network technologies.

Answer 15

Networking

Question 16

the most common kind of network set up

Answer 16

LAN or Local Area Network

Question 17

There are two ways
to connect a LAN network. The simplest and easiest way is the _____. This is when two or more computers are directly connected to each other.

Answer 17

peer-to-peer connection
network

Question 18

A LAN (____), is a network of connected computers in a room, building, or set
of buildings. This is also called as _____.

Answer 18

Local Area Network, intranets

Question 19

It is a computer network that connects number of
LANs to form larger network, so that the computer resources can be shared.

Answer 19

Metropolitan Area Network (MAN)

Question 20

MAN covers larger area than a ___ but smaller than the area covered by a ___ which is
designed to extend over the entire city.

Answer 20

LAN, WAN

Question 21

____ is specially designed to provide high-speed
connectivity to the users in which the speed ranges in terms of Mbps. its architecture
is quite complicated hence it is hard to design and maintain.

Answer 21

MAN

Question 22

a communications network that makes
use of existing technology to connect local computer networks into a larger working network
that may cover both national and international locations.

Answer 22

wide area network (WAN)

Question 23

types of computer networks

Answer 23

WAN
MAN
LAN
PAN

Question 24

the schematic description of a network arrangement, connecting various nodes(sender and receiver) through lines of connection.

Answer 24

Network Topology

Question 25

a network type in which every computer and network device is connected to single cable. When it has exactly two endpoints.

Answer 25

Bus topology

Question 26

it forms a ring as each computer is connected to another computer, with the last one connected to the first. Exactly two neighbors for each device

Answer 26

Ring Topology

Question 27

In this type of topology all the computers are connected to a single hub through a cable. This hub is the central node and all point-to-point nodes are connected to the central node.

Answer 27

Star Topology

Question 28

- It is a point-to-point connection to other nodes or devices. All the network nodes are connected to each other.

Answer 28

Mesh Topology

Question 29

It has a root node, and all other nodes are connected to it forming a hierarchy. It is also called hierarchical topology It should at least have three levels to the hierarchy

Answer 29

Tree Topology

Question 30

It is two different types of topologies which is a mixture of two or more topologies For example, if in an office in one department ring topology is used and in another, star topology is used

Answer 30

Hybrid Topology

Question 31

It is a hardware component used to connect a computer with another computer onto a network.

Answer 31

NIC (network interface card)

Question 32

– It is a hardware device that divides the network connection among multiple devices.

Answer 32

Hub –

Question 33

When computer requests for some information from a network, it first sends the request to the Hub through ____. Hub will broadcast this request to _____. All the devices will check whether the request belongs to them or not. If not, the request will be ____.

Answer 33

cable, the entire network, dropped

Question 34

- It is a hardware device that connects multiple devices on a computer network. It contains more advanced features than Hub; contains the updated table that decides where the data is transmitted or not. It also delivers the message to the correct destination based on the physical address present in the incoming message.

Answer 34

Switch

Question 35

- It is a hardware device which is used to connect a LAN with an internet connection. It is used to receive, analyze and forward the incoming packets to another network.

Answer 35

Router

Question 36

**forwards the packet** based on the information available in the routing table. It **determines the best path** from the available paths for the transmission of the packet.

Answer 36

router

Question 37

a hardware device that allows the computer to connect to the internet over the existing telephone line. It is not integrated with the motherboard rather than it is installed on the PCI slot found on the motherboard.

Answer 37

Modem

Question 38

modem stands for ____. It converts the digital data into an analog signal over the telephone lines.

Answer 38

Modulator/Demodulator

Question 39

a transmission media used for transmitting a signal.

Answer 39

Cables and Connectors

Question 40

The Web was invented in ____ by ____ while consulting at CERN (____) in ____

Answer 40

March 1989, Tim Berners Lee, European Organization for Nuclear Research, Switzerland

Question 41

a distributed information system contains multimedia A collection of millions of pages of information

Answer 41

web

Question 42

Information in the Web is connected by ____

Answer 42

hyperlinks

Question 43

It is the software that locates websites for you and allows users to “ the World Wide Web and view web pages

Answer 43

Web Browsers

Question 44

It is a software application that enables a user to display and interact with text, images, videos, music and other information typically located on a Web page at a website on the World Wide Web or a local area network.

Answer 44

Web Browsers

Question 45

a cooperative endeavor no organization oversees the net.

Answer 45

internet

Question 46

a global network of networks

Answer 46

Internet

Question 47

the first ever browser

Answer 47

WorldWideWeb

Question 48

______ was credited for the boom of the Internet (developed by _____)

Answer 48

Mosaic, Marc Andreesen

Question 49

a single or a collection of web pages

Answer 49

website

Question 50

Email stands for ____.

Answer 50

electronic mail

Question 51

a special website on the Internet which makes it much easier to find the information and the web pages that you need

Answer 51

Search engine

Question 52

For the search results, they are called ____

Answer 52

hits

Question 53

comb the Internet looking for documents and their web addresses based on your search keywords

Answer 53

Spiders

Question 54

TYPES OF topology

Answer 54

Bus topology Ring Topology Star Topology Mesh Topology Tree Topology Hybrid Topology

Question 55

components of a network

Answer 55

Cables and connectors Router Switch Hub Modem NIC

Question 56

types of network cable

Answer 56

straight through crossover