WorksheetsAnalogue and Digital Signals
Total questions: 15
Worksheet time: 15mins
The picture shows an example of what kind of signal?
Analog
Digital
This is a signal that fluctuates exactly like the original signal.
Analog
Digital
High Definition
Binary
This is a signal where the data is represented by binary digits.
Digital
Analog
NTSC
CRT
Which is an example of an analog signal?
Blu-Ray DVD
VHS Tape
What kind a wave is pictured?
Analog wave
Digital wave
Radiowave
Microwave
Which wave represents past technology?
Analog
CD Audio
DVD Audio
Is discrete and not continuous; represented by two values - either on or off
analog signals
digital signals
wireless signals
electric signals
How is sound stored on a computer
Digital
Analogue
Which of the following is true about creating a digital image? Mark all that apply.
The more sampling you do, the closer the image will look to the analog version
The less sampling you do, the closer the image will look to the analog version
The more pixels you have, the smaller the file size of the image
The more pixels you have, the larger the file size of the image
Smooth and continuous data
analog
digital
pulse
binary
Which type of signal is represented by continuous waveforms?
Analog
Digital
Binary
Discrete
What is the primary advantage of digital signals over analog signals?
Higher noise resistance
Continuous data representation
Requires less bandwidth
Easier to generate
In which of the following applications would you most likely use an analog signal?
AM/FM radio broadcasting
Digital television
Internet data transmission
Bluetooth communication
How is data typically represented in a digital signal?
Binary code
Waveforms
Continuous curves
Analog pulses
Which of the following best describes the process of converting an analog signal to a digital signal?
Sampling and quantization
Modulation and demodulation
Amplification and attenuation
Filtering and mixing
