Task 2. Answer the following questions.
1. What does the term “multimedia” mean? 2. What does MP3 stand for? 3. What is the difference between MP3 and WAV files? 4. What kind of sound does MP3 strip out? 5. What kind of information is included in the tag? 6. Why are MP3 files more suitable for transferring across the Internet? 7. What is downloading? 8. How can the user see the information stored in the MP3 file tag? 9. How can the appearance of MP3 player be changed? 10. Is it possible to listen to MP3 files without a computer? 11. What is MIDI? 12. What is a DVD-ROM?
Task 3. Match the words from the box with their definitions.
| MIDI, MPEG, ripper, skin, download, MP3, URL, multimedia, tag, DVD-(ROM) |
1. a uniform (or universal) resource locator
2. acronym for musical instrument digital interface. A standard for connecting musical instruments to computer systems.
3. a Motion Picture Experts Group standard for audio compression
4. Motion Picture Experts Group, a committee that develops standards for audio and video file formats and compression
5. the combination of text, graphics animation, sound and video
6. a program that extracts songs from a CD and turns them into WAV files
7. a computer program that is used to change the interface of another program, e.g. to change the screen display on an MP3 player program
8. a label used in a mark-up language. It is attached to a piece of text to mark the start or the end of a particular function.
9. a process of copying a file from a server to a client computer in a network
10. a digital versatile disk read only memory. An optical disk storage device that can hold a large amount of video data.
Task 4. Find the English equivalents ofthe following word combinations.
1.стандартний спосіб запам'ятовування (зберігання); 2.зжимання цифрових звукових файлів; 3.основні відмінність; 4.хвилина звучання; 5.заміряти характеристики; 6.діскретний код; 7.группувати записи пісень; 8.знайти пісню на диску; 9.робити вибірку із збірок; 10. пульт мікшування
Task 5. Mark the following as True or False.
1. MP3 reduces the information stored by removing loud sounds. 2. It is possible to alter the look of your MP3 player by downloading a skin program. 3. You can “rip” audio information from a CD by using a recorder program. 4. One can convert a WAV file to MP3 format by using an encoder. 5. You can view the lyrics, notes and author data by clicking on Track Info. 6. MIDI systems store the actual sound.
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Task 6. Match each cause and effect, then link them with an-ing clause.
Model: 1) Using MIDI, computers can communicate with synthesizers.
2) A WAV file may sample a song 44.000 times a second, creating a huge mass of information.
| Cause | Effect |
| 1. Computers with MIDI interface boards can be connected to MIDI instruments. 2. Each side of a DVD can have two layers. 3. MP3 removes sounds we can't hear. 4. You can download single tracks. 5. Each MP3 file has a tag. 6. MP3 players contain several devices. 7. You can download a skin program. 8. You can legally download some music. | a) This permits extra information to be stored on the performer and other track details. b) You can create your own compilation. c) This allows you to sample a new group before buying their CD. d) This gives an enormous storage capacity. e) This allows the music being played to be stored by the computer and displayed on the monitor. f) This enables you to change the appearance of your player. g) These allow you to control the way the music sounds. h) This produces much smaller files. |
Task 7. Complete each gap in this text with a suitable word from this list.
a) brains
b) second
c) MP3
d) hear
e) digital
f) sounds
g) sampling
h) format
i) CDs
j) smaller
k) per
l) inaudible
m) file
n) WAV
o) minute
p) frequency
q) compressing
r) sound
s) removed
t) megabytes
MP3 is a set of standards for ... (1) and storing ... (2) audio and video. Whereas CDs and ... (3) files require about 11 MB for one minute of sound, ... (4) files give you the same ... (5) quality in a ... (6) which requires only about 1 MB for each ... (7) so a single track takes only three to five ... (8). Computers store sound as digital information. They do this by ... (9) taking a sample of the sound thousands of times ... (10) second. ... (11) store information in a format called CD-DA. This samples 44.000 times per ... (12) and is broadly similar to WAV. MP3 files depend on the fact that our ... (13) do not detect all ... (14). An MP3 encoder removes from a WAV... (15) all but the parts we don’t ... (16).Sounds above 16 kHz are ... (17) for the most people so these can be ... (18). Quieter sounds masked by loud sounds of a similar ... (19) are also removed. The result is an MP3 file which is much ... (20) than the WAV original.
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