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WorksheetsAnalog and Digital
Total questions: 20
Worksheet time: 10mins
This is a signal that fluctuates exactly like the original stimulus.
Analog
Digital
High Definition
Binary
This is a signal where the data is represented by binary digits.
DIgital
Analog
NTSC
CRT
This is a number system with the base of 2.
Binary
Analog
Linear
Progressive
These are tiny light-sensitive elements that light up when hit by the beam.
Pixels
Electrons
Frames
Fields
In this scanning system, the beam scans all of the odd-numbered lines first, then jumps back to the top of the screen to scan all of the even- numbered lines.
Interlaced
Proegressive
Linear
Nonlinear
This is one set of either odd-numbered or even-numbered lines.
Field
Frame
Generation
System
This is a combination of odd-numbered lines and even-numbered lines; or one complete scan of all lines.
Frame
Field
Generation
Digit
In this scanning system, the electron beam scans each line in order from the top of the screen to the bottom.
Progressive
Interlaced
Digital
Analog
Which of these is not one of the three colors of television?
Red
Green
Blue
Yellow
These are unwanted signals in video.
Noise
Pixels
Electrons
Flares
The transfer of files that are sent in data packets. Because these packets are transferred out of order, the file cannot be seen or heard until the process is complete.
Downloading
Streaming
Scanning
Compressing
A way of transferring files as a continuous data flow that can be listened to or watched while the delivery is in process.
Streaming
Downloading
Scanning
Downlinking
Reducing the amount of data to be stored or transmitted by using coding schemes that pack all original data into less space or by throwing away some of the least important data.
Compression
Crushing
Crashing
Crossing
The compression standard for still images.
JPEG
MPEG
PNG
Bitmap
The width-to-height proportions of the television screen.
Aspect Ratio
Inspect Ratio
Progressive
Interlaced
The lines we actually see on the screen.
Active
Live
Scanned
Pixels
The “highway” that runs to your television or computer for the purpose of transmitting data.
Bandwidth
FireWire
Coaxial
Triaxial
The process where the beam turns itself off during horizontal retrace or vertical retrace so that it does not light up any pixels while it is repositioned.
Blanking
Blinking
Blinding
Tripping
Which of these is not one of the steps of digitization?
Anti-aliasing
Coding
Quantizing
Compression
Which of these is not a digital television standard?
480p
720p
1080i
720i
