UTA INSY 2303 FINAL EXAM GUIDE
QUESTIONS AND ANSWERS
In digital video, as long as the proportion of horizontal and vertical pixels remains the
same, the aspect ratio is consistent. (Unit 1) - ANSWER-True
Sampling _______ refers to the number of times per second that a sound is
measured during the recording process. (Unit 1) - ANSWER-Rate
JPEG fields are compressed using lossy compression. (Unit 1) - ANSWER-True
Video resolutions can be expressed as width x height. (Unit 1) - ANSWER-True
3-D 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? (Unit 1) - ANSWER-A wireframe
The number of frames that are displayed per second is measured in _____. (Unit 1) -
ANSWER-Fps
A file name extension indicates the file format. (Unit 1) - ANSWER-True
Today's color display devices represent color using the _____ color model. (Unit 1) -
ANSWER-RGB
Vector graphics usually require more storage space than bitmaps. (Unit 1) -
ANSWER-False
Regardless of sampling rate, digital audio file size can be reduced using audio
compression techniques. (Unit 1) - ANSWER-True
Plain, unformatted text is sometimes called ASCII text. (Unit 1) - ANSWER-True
Compressed files usually have _____ at the end of the file name. (Unit 1) -
ANSWER-.zip
Lossy compression provides a way to compress data and reconstitute it into its
original state. (Unit 1) - ANSWER-False
Which of the following tools would be found in 3-D graphics software? (Unit 1) -
ANSWER-All of the above
After a vector graphic is converted to a bitmap, the resulting graphic no longer has
the qualities of a vector graphic. (Unit 1) - ANSWER-True
Digital videos look sharpest when they are displayed at a resolution that is larger
than the frame size. (Unit 1) - ANSWER-False
,What is another term for vector graphics software? (Unit 1) - ANSWER-Drawing
Software
A vector graphic consists of a set of instructions for creating a picture. (Unit 1) -
ANSWER-True
The number of colors available in a graphic is referred to as color _____. (Unit 1) -
ANSWER-Depth
Processing is handled by the computer's central processing unit (CPU). (Unit 2) -
ANSWER-True
______ is data that is entered into a computer. ______ is the result produced by a
computer. (Unit 2) - ANSWER-Input, Output
A slate tablet configuration is basically a screen in a narrow frame that lacks a
physical keyboard. (Unit 2) - ANSWER-True
Intel Corporation is the world's largest chipmaker and supplies a sizeable percentage
of the microprocessors that power desktops and laptops. (Unit 2) - ANSWER-True
Most computer ads specify the speed of a microprocessor in gigahertz. (Unit 2) -
ANSWER-True
The term instruction cycle refers to the process in which a computer executes a
single instruction. (Unit 2) - ANSWER-True
In a microprocessor, the __________ fetches instructions. (Unit 2) - ANSWER-
Control unit
The ability to switch between programs makes computers multipurpose devices.
(Unit 2) - ANSWER-True
In a display device, response rate is the time it takes for one pixel to change from
black to white then back to black. (Unit 2) - ANSWER-True
Modern refrigerators, washing machines, and other appliances are controlled by
integrated circuits called ____________ that combine sensors with processing
circuitry. (Unit 2) - ANSWER-Microcontrollers
Smartwatches are multifunction devices that can include a camera, thermometer,
compass, calculator, cell phone, GPS, media player, and fitness tracker. (Unit 2) -
ANSWER-True
_________ is a temporary holding area for data and programs. (Unit 2) - ANSWER-
RAM
During an instruction cycle, all parts of the instruction are performed by the
microprocessor's control unit. (Unit 2) - ANSWER-False
, What type of computer should you consider purchasing if you want a system that is
ideal for dedicated gamers, serious designers, desktop publishers, and video
editors? (Unit 2) - ANSWER-Desktop
A solid state drive can be used as a substitute for a hard disk drive. (Unit 2) -
ANSWER-True
Memory cards are typically volatile. (Unit 2) - ANSWER-False
Computers with the same operating systems can typically use the same software
and peripheral devices. (Unit 2) - ANSWER-True
A desktop is a portable computing device featuring a touch-sensitive screen that can
be used for input as well as for output. (Unit 2) - ANSWER-False
The part of the data bus that runs between the microprocessor and RAM is called
the _______ bus. (Unit 2) - ANSWER-Local
Battery life is the time your device operates before it must be recharged. (Unit 2) -
ANSWER-True
Which of the following is an example of a computer that is a small, lightweight
personal computer that is designed like a clam shell? (Unit 2) - ANSWER-Laptop
computer
The electronic components of most digital devices are mounted on a circuit board
called a ______________. (Unit 2) - ANSWER-All of the above
RAM is volatile. (Unit 2) - ANSWER-True
The operating systems for smartphones are radically different to those used for
tablet computers. (Unit 2) - ANSWER-False
When a peripheral device is connected or disconnected while the host device is
operating, it is called hot-plugging. (Unit 2) - ANSWER-True
When interference affects a wireless signal, data must be re-transmitted. (Unit 3) -
ANSWER-True
Wi-Fi signals may reach up to 300 feet from the router. (Unit 3) - ANSWER-True
_______ are designed to provide connectivity for devices within a limited area,
typically within the premises of a home, office building, business, or school. (Unit 3) -
ANSWER-LANs
UDP is faster than TCP but does not perform error checking. (Unit 3) - ANSWER-
True
When setting up a Wi-Fi network, the router you select should support the fastest
device you'll want to use on the network. (Unit 3) - ANSWER-True
QUESTIONS AND ANSWERS
In digital video, as long as the proportion of horizontal and vertical pixels remains the
same, the aspect ratio is consistent. (Unit 1) - ANSWER-True
Sampling _______ refers to the number of times per second that a sound is
measured during the recording process. (Unit 1) - ANSWER-Rate
JPEG fields are compressed using lossy compression. (Unit 1) - ANSWER-True
Video resolutions can be expressed as width x height. (Unit 1) - ANSWER-True
3-D 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? (Unit 1) - ANSWER-A wireframe
The number of frames that are displayed per second is measured in _____. (Unit 1) -
ANSWER-Fps
A file name extension indicates the file format. (Unit 1) - ANSWER-True
Today's color display devices represent color using the _____ color model. (Unit 1) -
ANSWER-RGB
Vector graphics usually require more storage space than bitmaps. (Unit 1) -
ANSWER-False
Regardless of sampling rate, digital audio file size can be reduced using audio
compression techniques. (Unit 1) - ANSWER-True
Plain, unformatted text is sometimes called ASCII text. (Unit 1) - ANSWER-True
Compressed files usually have _____ at the end of the file name. (Unit 1) -
ANSWER-.zip
Lossy compression provides a way to compress data and reconstitute it into its
original state. (Unit 1) - ANSWER-False
Which of the following tools would be found in 3-D graphics software? (Unit 1) -
ANSWER-All of the above
After a vector graphic is converted to a bitmap, the resulting graphic no longer has
the qualities of a vector graphic. (Unit 1) - ANSWER-True
Digital videos look sharpest when they are displayed at a resolution that is larger
than the frame size. (Unit 1) - ANSWER-False
,What is another term for vector graphics software? (Unit 1) - ANSWER-Drawing
Software
A vector graphic consists of a set of instructions for creating a picture. (Unit 1) -
ANSWER-True
The number of colors available in a graphic is referred to as color _____. (Unit 1) -
ANSWER-Depth
Processing is handled by the computer's central processing unit (CPU). (Unit 2) -
ANSWER-True
______ is data that is entered into a computer. ______ is the result produced by a
computer. (Unit 2) - ANSWER-Input, Output
A slate tablet configuration is basically a screen in a narrow frame that lacks a
physical keyboard. (Unit 2) - ANSWER-True
Intel Corporation is the world's largest chipmaker and supplies a sizeable percentage
of the microprocessors that power desktops and laptops. (Unit 2) - ANSWER-True
Most computer ads specify the speed of a microprocessor in gigahertz. (Unit 2) -
ANSWER-True
The term instruction cycle refers to the process in which a computer executes a
single instruction. (Unit 2) - ANSWER-True
In a microprocessor, the __________ fetches instructions. (Unit 2) - ANSWER-
Control unit
The ability to switch between programs makes computers multipurpose devices.
(Unit 2) - ANSWER-True
In a display device, response rate is the time it takes for one pixel to change from
black to white then back to black. (Unit 2) - ANSWER-True
Modern refrigerators, washing machines, and other appliances are controlled by
integrated circuits called ____________ that combine sensors with processing
circuitry. (Unit 2) - ANSWER-Microcontrollers
Smartwatches are multifunction devices that can include a camera, thermometer,
compass, calculator, cell phone, GPS, media player, and fitness tracker. (Unit 2) -
ANSWER-True
_________ is a temporary holding area for data and programs. (Unit 2) - ANSWER-
RAM
During an instruction cycle, all parts of the instruction are performed by the
microprocessor's control unit. (Unit 2) - ANSWER-False
, What type of computer should you consider purchasing if you want a system that is
ideal for dedicated gamers, serious designers, desktop publishers, and video
editors? (Unit 2) - ANSWER-Desktop
A solid state drive can be used as a substitute for a hard disk drive. (Unit 2) -
ANSWER-True
Memory cards are typically volatile. (Unit 2) - ANSWER-False
Computers with the same operating systems can typically use the same software
and peripheral devices. (Unit 2) - ANSWER-True
A desktop is a portable computing device featuring a touch-sensitive screen that can
be used for input as well as for output. (Unit 2) - ANSWER-False
The part of the data bus that runs between the microprocessor and RAM is called
the _______ bus. (Unit 2) - ANSWER-Local
Battery life is the time your device operates before it must be recharged. (Unit 2) -
ANSWER-True
Which of the following is an example of a computer that is a small, lightweight
personal computer that is designed like a clam shell? (Unit 2) - ANSWER-Laptop
computer
The electronic components of most digital devices are mounted on a circuit board
called a ______________. (Unit 2) - ANSWER-All of the above
RAM is volatile. (Unit 2) - ANSWER-True
The operating systems for smartphones are radically different to those used for
tablet computers. (Unit 2) - ANSWER-False
When a peripheral device is connected or disconnected while the host device is
operating, it is called hot-plugging. (Unit 2) - ANSWER-True
When interference affects a wireless signal, data must be re-transmitted. (Unit 3) -
ANSWER-True
Wi-Fi signals may reach up to 300 feet from the router. (Unit 3) - ANSWER-True
_______ are designed to provide connectivity for devices within a limited area,
typically within the premises of a home, office building, business, or school. (Unit 3) -
ANSWER-LANs
UDP is faster than TCP but does not perform error checking. (Unit 3) - ANSWER-
True
When setting up a Wi-Fi network, the router you select should support the fastest
device you'll want to use on the network. (Unit 3) - ANSWER-True
