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COMPUTER CONCEPTS (CIST1001) MODS 1-7 MIDTERM EXAM STUDY fully solved
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COMPUTER CONCEPTS (CIST1001) MODS 1-7 MIDTERM EXAM STUDY fully solved
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COMPUTER CONCEPTS (CIST1001)MODS 1-7 MIDTERM EXAM STUDY
Module 1 Test starts here - correct answer ✔✔
The process of converting information, such as text, numbers, photos, or music, into digital data that can
be manipulated by electronic devices is called ___________. - correct answer ✔✔Digitization
Which type of data consists of numbers that can be used in arithmetic operations? - correct answer
✔✔numeric
Transmission speeds are expressed in _______, whereas storage space is expressed in _______. - correct
answer ✔✔bits, bytes
Lossy compression provides a way to compress data and reconstitute it into its original state. - correct
answer ✔✔False
To digitally record sound, you must use a tool that samples the sound waves many times per second,
converts them into binary 1s and 0s, and stores them in a file called a(n) - correct answer ✔✔Audio file
Which of the following is not a format that is used for digital audio? - correct answer ✔✔DOC
One popular standard method for storing music data for synthesizers and computers is specified by -
correct answer ✔✔MIDI
People can control software with spoken commands, as well as dictate text into a word processing
document, using which technology? - correct answer ✔✔speech recognition
The number of colors available in a graphic is referred to as color - correct answer ✔✔depth
, Bitmap graphics are resolution dependent because each element is a discrete pixel. - correct answer
✔✔True
TIFF, PNG, and GIF graphics formats offer lossy compression. - correct answer ✔✔False
The brightness values for various ranges of dark, mid-range, or light pixels can be adjusted in an image
editor using an image - correct answer ✔✔histogram
Instead of storing the color value for each pixel, a vector graphics file contains instructions that a
computer uses to create the shape, size, position, and color for each object in an image. - correct answer
✔✔true
Both scanners and digital cameras produce vector graphics. - correct answer ✔✔False
3D graphics are based on vectors stored as a set of instructions describing the coordinates for lines and
shapes in a three-dimensional space. What do these vectors form? - correct answer ✔✔a wireframe
Which of the techniques adds light and shadows to a 3D image? - correct answer ✔✔ray tracing
A graphic composed of two images, one that is tinted red and another that is tinted blue, that when
viewed together produce a stereoscopic effect is called a(n) - correct answer ✔✔anaglyph
The number of video bits that are processed during a specific unit of time, usually during one second, is
called the _____. - correct answer ✔✔bit rate
Compression that can be applied to each frame of a video using the same technique as for compressing
a still image is called - correct answer ✔✔intraframe compression.
Video files are stored in formats that hold the compressed video stream and an audio stream, known as -
correct answer ✔✔container formats.
Module 2 Test starts here - correct answer ✔✔
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