Gr 11 2.3 – THE INTERNET AND THE WWW

Question 1

VOD&AVOD

Answer 1

Video on Demand (VOD) and Audio and Video on Demand
(AVOD) are systems which allow users to watch video
content and listen to audio content on demand.

Question 2

Downloading

Answer 2

Transferring and saving an audio or video file from the
Internet onto a computer, smartphone or tablet. You can
then play the file at a later stage, or more than once,
without being connected to the Internet.

Question 3

Fixed location internet access

Answer 3

High speed data transmission to homes and businesses using
cabled technologies such as ADSL. This is often referred to as
a fixed broadband access.

Question 4

Internet

Answer 4

A worldwide computer network, consisting of devices,
computers and networks connected to one another.

Question 5

IPTV

Answer 5

INTERNET PROTOCOL TELEVISION (IPTV)
The delivery of television services over the Internet instead
of through traditional satellite systems such as South Africa’s
DSTV.

Question 6

JPEG

Answer 6

The most common file format used for digital photos or
graphics, also widely used for graphics on websites. (JPEG
files are also known as JPG files.) [Joint Photographic Experts Group]

Question 7

Live broadcasts

Answer 7

The broadcasting (Streaming) of different types of media in
real-time without any significant delay, allowing users to
witness events as they are happening.

Question 8

Lossless compression

Answer 8

Compressing data without losing any portion of the data. It
allows the exact original data to be reconstructed.

Question 9

Lossy compression

Answer 9

Compressing data by sacrificing some insignificant or
virtually indetectable portion of the data.

Question 10

Mobile internet access

Answer 10

The ability to connect to the Internet using wireless
networks such as the cellular phone network. This is often
referred to as mobile broadband Internet Access.

Question 11

MP3

Answer 11

(MPEG-1 AUDIO LAYER-3)
The most common digital music file format, combing
efficient compression with excellent sound quality. The
current standard for storing digital music.

Question 12

MPEG

Answer 12

(MOVING PICTURE EXPERTS GROUP)
A reference to the digital compression standards and file
formats developed by the group.

Question 13

MPEG 2

Answer 13

A standard used for the compression of video files and their
associated audio tracks, and widely used to broadcast digital
television.

Question 14

MP4

Answer 14

MPEG 4 The latest and still developing standard used for the
compression of audio and visual digital data through the use
of lossy compression.

Question 15

Streaming

Answer 15

The immediate and real-time delivery of media content to a
receiving device, starting from the time at which the media
file is opened. The file is not saved to your device.

Question 16

WEB 1.0

Answer 16

Earliest stage in the evolution of the WWW, characterised by
mostly static content and a ‘read-only’ role on the part of
the consumer public.

Question 17

WEB 2.0

Answer 17

The next, and current stage in the evolution of the WWW,
characterised by more dynamic content and an interactive
‘read-write’ role on the part of the consumer public. Content
consumers can become content creators as well, for
example, on social networking sites.

Question 18

WEB 3.0

Answer 18

The future of the WWW, in which exact directions are still
uncertain, but which will certainly contain elements of
artificial intelligence and a greater emphasis on personalised
content; in other words less ‘reaction’ and more customised
‘prediction’ in favour of users. Web 3.0 will also be
accompanied by enhancements in web-enabled devices,
elimination of incompatibility issues, extensions in mobile
capacity and increases in bandwidth and speed.

Question 19

Webinars

Answer 19

Online seminars, which users in remote locations can
participate in, using online conference technologies. These
occur in real-time and allow ‘delegates’ access to interactive
conferences and workshops.

Question 20

WWW

Answer 20

(WORLD WIDE WEB)
A service on the Internet. The WWW consists of a vast global
collection of interlinked, Interactive multimedia documents.