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Final

ITEC 1000 Lecture Notes - Lecture 4: Ebcdic, Extended Ascii, PcxExam


Department
Information Technology
Course Code
ITEC 1000
Professor
Peter Khaiter
Study Guide
Final

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Chapter 4 Data Formats
1) Input from a device that represents a continuous range of data is known as
a) metadata.
b) analog data.
c) various data .
d) discrete data.
Section 4.1 General Considerations
2) Information that describes or interprets the meaning of the data is known as
a) ASCII.
b) analog.
c) EBCDIC.
d) metadata.
Section 4.1 General Considerations
3) Which of the following is NOT one of the common alphanumeric codes?
a) ASCII
b) Unicode
c) Ordinal
d) EBCDIC
Section 4.1 General Considerations
4) When recording sound, the data that describes how long a time period each captured sound measurement
represents is known as the
a) MIDI
b) WAVE
c) amplitude
d) sampling rate
Section 4.1 General Considerations
5) The alphanumeric code that has codes for the characters of nearly every character-based alphabet of the
world is
a) ASCII.
b) Unicode.
c) Ordinal.
d) EBCDIC.
Section 4.2 Alphanumeric Character Data

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6) Characters used to control the position of the output on the screen or paper, to cause some action to
occur, such as ringing a bell or deleting a character, or to communicate status between the computer
and an I/O device are called
a) glyphs.
b) symbols.
c) control characters.
d) command characters.
Section 4.2 Alphanumeric Character Data
7) The order of the alphanumeric codes in the representation table, which will determine how data is sorted,
is known as
a) metadata.
b) scan code.
c) control code.
d) collating sequence.
Section 4.2 Alphanumeric Character Data
8) How many bytes are needed to store one ASCII character?
a) 1
b) 2
c) 3
d) 4
Section 4.2 Alphanumeric Character Data
9) The presentation of an image as input or output, one pixel at a time, in order, is called
a) metadata.
b) sampling.
c) a raster scan.
d) collating sequence.
Section 4.3 Visual Data
10) Image files that store each individual point within the image are
a) glyphs.
b) vector images.
c) object images.
d) bitmap images.
Section 4.3 Visual Data
11) Images that are defined mathematically as geometrically definable shapes that can be easily moved
around, scaled, and rotated without losing their shape and identity are known as

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a) GIF images.
b) raster images.
c) vector images.
d) bitmap images.
Section 4.3 Visual Data
12) An example of an image file that uses lossless compression is
a) TIFF.
b) PNG.
c) MP3.
d) JPEG.
Section 4.3 Visual Data
13) Which image file format is best used for photographs of real-world objects?
a) GIF
b) PNG
c) MP3
d) JPEG
Section 4.3 Visual Data
14) The nature of display technology makes it much more convenient and cost effective for regular printers
and display screens to display and print all images as
a) palettes.
b) bitmaps.
c) equations.
d) pseudocode.
Section 4.3 Visual Data
15) The color translation table, which translates the code for each pixel into actual color values, is known
as a
a) theme.
b) glyph.
c) palette.
d) color chart.
Section 4.3 Visual Data
16) The individual elements that form a bitmap image are called
a) pixels.
b) palettes.
c) grid bits.
d) resolution.
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