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IT Essentials Ch. 1 & 2: IT Basics Flashcards | StudBud
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IT Essentials Ch. 1 & 2: IT Basics
IT Essentials Ch. 1 & 2: IT Basics
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IT Essentials Chapter 1 & 2: IT Basics Byng High School Ada, OK
Flashcards
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Questions
50
Answers
1
What is the largest digit in hexadecimal?
9
C
F
1
2
The term "raster" is most closely associated with files used for...
videos codecs
logos, graphic, and illustrations
cameras and photography
audio production
3
In what year did the World Wide Web release?
1977
1994
1959
2007
4
When is NOT a good time to use a compressed file?
when saving the file to your computer
when transferring the file online
when editing the file
5
Which of these is smallest?
gigabyte
kilobyte
megabyte
terabyte
6
How many bits do most modern computers process each memory cycle?
8
16
1
64
7
Which of these units would be used to measure framerate?
100 Mb/s
120 fps
32 GB
1920 x 1080p
8
Which of these is NOT an output?
vibration from a phone
typing on a keyboard
sound from speakers
images on a monitor
9
What kind of IT professional would use wireframing and rendering?
3D modeler
audio technician
graphic designer
video production specialist
10
Which of these is NOT one of the 3 colors in pixels?
yellow
red
blue
green
11
Which file type is a series of still images that make it appear animated?
jpg
mp3
png
gif
12
Which of these units would be used to measure resolution?
100 Mb/s
32 GB
1920 x 1080p
120 fps
13
The number of still images shown each second in a video is defined as...
resolution
bit depth
frame rate
aspect ratio
14
Which of these is NOT a digital representation?
on and off
true and false
extra small, small, medium, large, extra large
positive and negative
15
What letter is used to represent the decimal number 12 in hexadecimal?
A
B
C
D
16
Who invented the first electronic computer, which was called the Tabulating Machine?
Kirby
Jobs
Bell
Hollerith
17
What number system do we use for computers because it's easy to encode that data physically?
decimal
octal
hexadecimal
binary
18
What does a codec software do?
sample audio files
convert binary to decimal or hexadecimal
convert text to ASCII or Unicode
compress and decompress files
19
What system was invented in the 60s to encode basic text?
Throughput
Unicode
ASCII
Analog
20
Which of these inventions allowed computers to shrink significantly in size?
transistor
tabulating cards
internet
mouse
21
Which of these deals with collection, organization, and analysis of data?
information systems
computer science
Information technology
desktop publishing
22
In which type of compression can you shrink the file then recreate it exactly like it was before?
lossless compression
lossy compression
23
Which of these is largest?
kilobyte
terabyte
gigabyte
megabyte
24
Which of these file types would be a raster image?
png
jpg
gif
mp3
25
Which of these file types is an audio file?
png
jpg
mp4
mp3
26
A slice of an audio file that is digitized is called a...
pixel
nibble
Frame
sample
27
Ethics involves...
giving a computer information
shrinking file size
making good and moral decisions
getting information back from a computer
28
What number system do we typically use when humans need to interact with bytes, such as with addresses or color codes?
decimal
binary
hexadecimal
octal
29
Which of these file types would be a vector image?
png
jpg
mp3
mp4
30
The number of individual pixels on a screen is defined as...
aspect ratio
bit depth
frame rate
resolution
31
1024 Gigabytes is equal to one...
nanobyte
megabyte
terabyte
kilobyte
32
Which of these units would be used to measure throughput?
120 fps
1920 x 1080p
100 Mb/s
32 GB
33
In which type of compression do you reduce the file quality and can't recreate it exactly like it was?
lossless comprsesion
lossy compression
34
How many bits are in a byte?
4
2
8
16
35
The comparison of the horizontal to vertical lengths of a screen is defined as...
frame rate
bit depth
resolution
aspect ratio
36
Which of these would have the largest file size?
high sample rate + high bit depth
low sample rate + low bit depth
high sample rate + low bit depth
low sample rate + high bit depth
37
A single square on a screen grid is called a...
bit
sample
nibble
pixel
38
What system was invented in the 90s to encode of millions of text, symbols, and emoji?
ASCII
Throughput
Unicode
Analog
39
Which of these deals with the design and development of computers, such as programming, software, robotics, or AI?
Information technology
information systems
computer science
desktop publishing
40
The decimal number system is base-
8
10
16
2
41
Which of these file types is a video file?
png
jpg
mp3
mp4
42
1024 Megabytes is equal to one...
gigabyte
kilobyte
nanobyte
terabyte
43
The hexadecimal number system is base-
10
16
8
2
44
What were PCs mostly used for in the 70s and 80s?
gaming
point of sale systems
word processing
audio and video production
45
Express this binary number as a decimal number: 00001000
32
16
8
4
46
The binary number system is base-
10
8
2
16
47
Which step happens between input and output?
processing
wireframing
ethical interpretation
compression
48
Which of these units would be used to measure storage space?
120 fps
32 GB
100 Mb/s
1920 x 1080p
49
Which of these is NOT an input device?
game controller
mouse
microphone
printer
50
In what year was the first iPhone released?
1994
1977
2007
2015
