Lesson 1 Flashcards

1
Q

A global network of computer networks using TCP/IP that connects computers worldwide.

A

The Internet

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2
Q

The protocol responsible for addressing and forwarding individual packets over the Internet.

A

IP (Internet Protocol)

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3
Q

The first network created by ARPA, which laid the foundation for the modern Internet.

A

ARPANET

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4
Q

A unique numerical identifier assigned to each computer connected to the Internet, consisting of four sets of numbers separated by periods.

A

IP Address

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5
Q

This term describes how data is transmitted over the Internet in small packets, taking the best available path to the destination.

A

Packet Switching

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5
Q

The graphical web browser that gained popularity in the 1990s and helped make the Internet accessible to casual users.

A

Mosaic

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6
Q

A naming system that translates human-readable domain names into IP addresses.

A

Domain Name System (DNS)

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7
Q

A computer on the Internet that has a unique IP address and participates in sending or receiving data.

A

Host

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7
Q

A system that consists of a client making requests and a server fulfilling those requests in a network environment.

A

Client-Server Model

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7
Q

The acronym for the protocol used to transfer files between computers on the Internet.

A

FTP (File Transfer Protocol)

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7
Q

A directory and file system used in URLs to specify the exact location of a resource.

A

Path

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8
Q

The protocol used to access and transmit documents on the Web.

A

HTTP (Hypertext Transfer Protocol)

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8
Q

The process of converting domain names into IP addresses so computers can communicate.

A

Domain Name Resolver

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8
Q

The general name for top-level domain names that identify types of organizations, such as “.edu” for educational institutions and “.com” for commercial businesses.

A

Generic Top-Level Domains (TLDs)

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9
Q

The protocol used to send and manage electronic mail.

A

SMTP (Simple Mail Transfer Protocol)

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9
Q

This term is often used to refer to the Internet, highlighting its vast information-sharing capabilities.

A

Information Superhighway or World Wide Web

9
Q

A communication protocol that allows users to log on to a remote computer.

A

Telnet Protocol

9
Q

The protocol responsible for flow control and packet recovery in the transmission of data.

A

TCP (Transmission Control Protocol)

9
Q

The US Department of Defense agency that initiated research into interconnecting remote computers, leading to the development of ARPANET.

A

ARPA (Advanced Research Projects Agency)

9
Q

The organization of two components: the client that sends the request and the server that processes and responds to the request.

A

Client-Server Architecture

10
Q

A unique address that specifies the location of a resource on the Web, often including protocol, domain name, and path.

A

URL (Uniform Resource Locator)

10
Q

The protocol used to transfer files and data between a client and a server.

A

FTP (File Transfer Protocol)

11
Q

The backbone network that connected universities and research organizations, playing a major role in the early expansion of the Internet.

A

NSFNET (National Science Foundation Network)

12
Q

A directory on the Web that helps users navigate resources via menu selections, although it is largely obsolete now.

A

Gopher Protocol

12
Q

A restricted-use domain for certified professionals.

A

.pro

12
Q

The numerical component at the end of an IP address, which identifies the specific machine.

A

Fourth Set of Numbers (e.g., 53 in 249.7.13.53)

12
Q

The part of an IP address that identifies the local network.

A

Third Set of Numbers (e.g., 13 in 249.7.13.53)

13
Q

The network layer protocol that forms the basis of all Internet communications.

A

TCP/IP (Transmission Control Protocol/Internet Protocol)

14
Q

The part of the URL that specifies how information is processed (e.g., “http”).

A

Protocol

14
Q

A restricted-use domain for air transportation industry businesses.

A

.aero

14
Q

Enumerate Country Code Top-Level Domains (ccTLDs):

A

.au for Australia
.cn for China
.fj for Fiji
.id for Indonesia
.jp for Japan
.mn for Mongolia
.ph for Philippines
.sg for Singapore
.tw for Taiwan
.uk for United Kingdom
.us for United States
.vn for Vietnam

15
Q

The early development of a communication network that could continue to function even if parts were incapacitated was driven by this concept.

A

ARPANET

16
Q

Enumerate Generic Top-Level Domains (gTLDs):

A

.com - Commercial business sites
.edu - Educational institutions
.gov - US governmental/non-military sites
.mil - US military sites or agencies
.net - Networks and internet service providers
.org - US non-profit organizations

16
Q

Enumerate the New TLDs approved in November 2000:

A

.aero - Restricted use by air transportation industry
.biz - G1eneral use by businesses
.coop - Restricted use by cooperatives
.info - General use for commercial and non-commercial sites
.museum - Restricted use by museums
.name - General use by individuals
.pro - Restricted use by certified professionals