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Unit 1 of Internet Technology Flashcards

WORLD WIDE WEB (WWW) - Working, Web Browsers, lts functions, URLs, web sites, Domain names, Portals. Concept of Search Engines, Search engines types, searching the Web, Web Servers, TCP/P and others main protocols used on the Web. E-Mail: Concepts, POP and WEB Based E-mail, merits, address, Basics of Sending & Receiving, E-mail Protocols, Mailing List, Free E-mail services, e-mail servers and e-mail clients programs. (78 cards)

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1
Q

What is the World Wide Web (WWW)?

A

A service that operates on the internet, created by Tim Berners-Lee in 1989, allowing users to browse, retrieve, and share information globally.

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2
Q

What are the functions of the World Wide Web?

A
  • Information Sharing
  • Communication
  • E-Commerce
  • Entertainment
  • Education
  • Online Services
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3
Q

What is a web browser?

A

Software used to access and display websites.

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4
Q

List some popular web browsers.

A
  • Google Chrome
  • Mozilla Firefox
  • Microsoft Edge
  • Safari
  • Opera
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5
Q

What does a URL stand for?

A

Uniform Resource Locator

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6
Q

What are the components of a URL?

A
  • Protocol
  • Domain Name
  • Path
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7
Q

What is the difference between an absolute URL and a relative URL?

A

An absolute URL includes the complete address including protocol, while a relative URL specifies the location relative to the current document.

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8
Q

Define a website.

A

A collection of web pages accessible via the Internet using a web browser.

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9
Q

What are the functions of a website?

A
  • Information Sharing
  • E-Commerce
  • Communication & Social Networking
  • Entertainment
  • Business & Branding
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10
Q

What is a domain name?

A

A unique, human-readable address that identifies a website on the Internet.

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11
Q

What are the types of Top-Level Domains (TLDs)?

A
  • Generic TLDs (gTLDs)
  • Country Code TLDs (ccTLDs)
  • Sponsored TLDs (sTLDs)
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12
Q

What is a portal?

A

A website that serves as a central access point for information, services, and resources.

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13
Q

What is a search engine?

A

A software system that helps users find information on the Internet by retrieving relevant web pages based on search queries.

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14
Q

What are the steps in how search engines work?

A
  • Crawling
  • Indexing
  • Ranking & Retrieval
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15
Q

What is a web server?

A

Software or hardware that serves web pages to users over the internet.

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16
Q

What are some commonly used web servers?

A
  • Apache HTTP Server
  • NGINX
  • Microsoft IIS
  • LiteSpeed
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17
Q

What does TCP/IP stand for?

A

Transmission Control Protocol/Internet Protocol

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18
Q

What is SMTP?

A

Simple Mail Transfer Protocol, used to send emails from client to server.

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19
Q

What is the difference between POP3 and IMAP?

A

POP3 downloads emails from the server and removes them, while IMAP synchronizes emails across devices without deleting them from the server.

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20
Q

Fill in the blank: An email address follows this format: _______.

A

[username@domain.com]

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21
Q

What are the basic components of an email?

A
  • To
  • Cc
  • Bcc
  • Subject
  • Body
  • Attachments
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22
Q

What is the purpose of a mailing list?

A

A group of email addresses used for mass communication.

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23
Q

What does SMTP stand for?

A

Simple Mail Transfer Protocol

SMTP is used for sending outgoing emails from the client to the server.

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24
Q

What is the primary function of SMTP?

A

Sends outgoing emails from the client to the server

Uses ports 25 and 587.

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25
What does POP3 stand for?
Post Office Protocol v3 ## Footnote POP3 is used for downloading emails from the server to the client.
26
What is the primary function of POP3?
Downloads emails from the server to the client ## Footnote Uses port 110.
27
What does IMAP stand for?
Internet Message Access Protocol ## Footnote IMAP is used to sync emails across multiple devices.
28
What is the primary function of IMAP?
Syncs emails across multiple devices, keeping messages on the server ## Footnote Uses ports 143 and 993.
29
What is a key difference between IMAP and POP3?
IMAP allows multiple device access to emails, while POP3 removes emails from the server after download ## Footnote IMAP is more suitable for users who access email from various devices.
30
What is a mailing list?
A group of email addresses used for mass communication ## Footnote Used for sending emails to multiple recipients at once.
31
What are the types of mailing lists?
* Announcement Lists * Discussion Lists ## Footnote Announcement Lists are used for newsletters and updates, while Discussion Lists enable conversations among a group.
32
Name popular free email services.
* Gmail (by Google) * Yahoo Mail (by Yahoo) * Outlook.com (by Microsoft) * ProtonMail (Privacy-focused) ## Footnote These services offer free storage, spam filters, and mobile access.
33
What is the primary function of email servers?
Handle sending, receiving, and storing emails ## Footnote Include SMTP servers for outgoing emails and POP3/IMAP servers for incoming emails.
34
What is the function of an SMTP server?
Sends outgoing emails ## Footnote Part of the email server infrastructure.
35
What is the function of POP3/IMAP servers?
Stores and retrieves incoming emails ## Footnote Essential for accessing and managing received emails.
36
What are email client programs?
Allow users to send, receive, and manage emails ## Footnote They provide a user interface for interacting with email servers.
37
Name some popular email clients.
* Microsoft Outlook (Desktop-based, supports IMAP/POP3) * Mozilla Thunderbird (Open-source email client) * Apple Mail (Mac/iOS mail client) * Gmail App (Mobile/webmail client) ## Footnote These clients vary in features and platforms they support.
38
What does WWW stand for?
World Wide Web
39
True or False: The WWW is the same as the Internet.
False
40
Fill in the blank: The WWW uses the ______ protocol to transfer data.
HTTP
41
What year was the World Wide Web first proposed?
1989
42
Who is credited with inventing the World Wide Web?
Tim Berners-Lee
43
What is the primary function of a web browser?
To access and display web pages.
44
What does URL stand for?
Uniform Resource Locator
45
True or False: HTML stands for Hypertext Markup Language.
True
46
What is the purpose of HTML?
To structure content on the web.
47
What protocol is used for secure communication over the Internet?
HTTPS
48
What is a web server?
A server that hosts websites and serves content to users.
49
Fill in the blank: A ______ is a collection of web pages under a single domain.
website
50
What is the role of DNS in Internet technology?
To translate domain names into IP addresses.
51
What does IP stand for?
Internet Protocol
52
True or False: IPv4 addresses are 128 bits long.
False
53
What is the main difference between IPv4 and IPv6?
IPv4 uses 32 bits, while IPv6 uses 128 bits.
54
What is a hyperlink?
A clickable link that directs users to another web page.
55
What does CMS stand for in web development?
Content Management System
56
What is the purpose of CSS?
To style and layout web pages.
57
True or False: JavaScript is a server-side programming language.
False
58
What is the main use of JavaScript in web development?
To create interactive elements on web pages.
59
What does SEO stand for?
Search Engine Optimization
60
What is the main goal of SEO?
To improve a website's visibility in search engine results.
61
What is a cookie in the context of web technology?
A small piece of data stored on the user's computer by a web browser.
62
What is the purpose of a web application?
To perform tasks over the Internet, often through a web browser.
63
What is an API?
Application Programming Interface
64
Fill in the blank: A ______ is a software intermediary that allows two applications to communicate.
API
65
What does SSL stand for?
Secure Sockets Layer
66
True or False: SSL is used to encrypt data transmitted over the web.
True
67
What is the purpose of a firewall in network security?
To monitor and control incoming and outgoing network traffic.
68
What is the function of a router?
To direct data packets between networks.
69
What does FTP stand for?
File Transfer Protocol
70
What is the primary function of FTP?
To transfer files between computers over a network.
71
What is a domain name?
A human-readable address used to access websites.
72
Fill in the blank: The ______ is the unique address assigned to each device on a network.
IP address
73
What is the purpose of a web crawler?
To index web pages for search engines.
74
What does 'responsive design' refer to in web development?
A design approach that makes web pages look good on all devices.
75
What is the main advantage of cloud computing?
It allows for scalable resources and services over the Internet.
76
What does VPN stand for?
Virtual Private Network
77
True or False: A VPN encrypts your Internet connection.
True
78
What is the primary purpose of web analytics?
To analyze and report on website traffic and user behavior.

Internet Technology (2 decks)

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