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Computer 8 Exam 2024/2025 Questions With Completed & Verified Solution.
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Computer 8 Exam 2024/2025 Questions With Completed & Verified Solution.
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computer 8Digital audio is music, speech, and other sounds represented in a binary format for use in digital
devices. - ANS true
Sampling rate refers to the total number of times that sound is measured during the recording
process. - ANS false
Popular digital audio formats include AAC, MP3, and WAV. - ANS true
Solid state storage cards hold data without consuming power, so they do not lose data when the
camera, for example, is turned off. - ANS true
Whether you acquire an image from a digital camera or scanner, bitmap graphics tend to require
very little storage space. - ANS false
Text contained in a vector graphic image is stored as actual text, not just as a series of colored
dots. - ANS true
With videos shown on a small computer screen at a fairly low resolution, recording with an
inexpensive camera will not make a difference on the quality of the final video. - ANS false
Speech recognition refers to the ability of machines to understand the spoken word. - ANS true
The color of each dot in a bitmap graphic is stored as a binary number. - ANS true
Using a computer's infrared port to beam photo data from a camera, which eliminates the need
for a cable, is much faster than using FireWall or USB. - ANS false
Enlarging a bitmap requires your computer to fill in missing pixels, which sometimes results in a
palpitating or "bitmappy," jagged image. - ANS false
A system palette is the collection of colors used by the operating system for the graphics that
represent desktop icons and controls. - ANS true
A vector graphic can easily be converted into a bitmap graphic through a process known as
digitization. - ANS false
The digital hole allows pirates to capture content by using a microphone to record songs as they
are output to speakers or using a camcorder to film movies as they are projected in a movie
theater. - ANS false
, Apple's FairPlay and Microsoft's Windows Media DRM are designed to protect music, movies,
ebooks, and even television shows. - ANS true
Authentication is a very simple form of digital rights management that allows content to be
access only by authorized individuals. - ANS true
The audio CDs you buy at your favorite music store are recorded at a sampling rate of ____. -
ANS 44.1 kHz
A(n) ____ is a device that contains a variety of input and output jacks, plus audio-processing
circuitry. - ANS sound card
You can connect most standard microphones to your computer through the microphone socket
or ____ port. - ANS USB
The ____ format offers very good sound quality based on MPEG-4. - ANS AAC
____ is supported by browsers without a plug-in. - ANS WAV
____ is supported by browsers without a plug-in. - ANS 10 MB
A MIDI sequence contains all of the following EXCEPT ____. - ANS a wavetable
A ____ graphic is composed of a grid of dots. - ANS bitmap
One way to transfer photo data from a camera directly to a computer is via ____. - ANS FireWall
ports
If your computer and your camera have ____ ports, you can connect a cable between these two
ports to transfer the photo data. - ANS USB
The size of the file that holds a bitmap depends on its resolution and ____. - ANS color depth
A resolution of 1600 x 1200 could also be expressed as ____ megapixels. - ANS 1.9
When a bitmap graphic is enlarged, it still retains its original ____. - ANS resolution
Most experts recommend that Web graphics not exceed ____ KB. - ANS 100
____ refers to the process of selecting part of an image. - ANS cropping
The quality of a bitmap graphic is ____ dependent. - ANS resolution
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