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Worksheets沙哈拉quiz
Total questions: 20
Worksheet time: 15mins
Which of them uses serial transmission?
USB bus
Transmission between keyboard and computer
Transmission during telephone calls
Transmission between printer and computer
The text after encryption is called cyphertext.
True
False
The route of a packet is determined by (a) in a packet switching process
What features does it possesses?
Automatically run if not turned off by human
Have mechanic structure
programmable
Composed of sensors, processor and actuators
Which of the following is an output device?
Keyboard
Microphone
Printer
Touch screen
Artificial intelligence is the theory and development of computer systems able to perform tasks normally requiring human intelligence.
True
False
A theme park has a game where a player tries to run from the start to the finish without getting wet. The system for the game uses sensors and a microprocessor to spray water at a player as they run past each sensor. Describe how the sensor and the microprocessor are used in this system.
(a)
One of the characteristics of a robot is that it has electrical components
True
False
Describe the process of symmetric encryption.
(a)
The data is encrypted using a (a) .
Encryption prevents the data from being (a) by a hacker.
What is this?
It is a diagram of serial transmission
Name this device.
(a)
What is the benefit of using a USB connection?
Explain what is meant by USB.
(a)
What kind of transmission transmit data from one device to another in one direction only.
An Automated systems involved human beings thoughts once generated
In asymmetric encryption, a same (a) key is used for both the sender and the receiver.
Is the object shown in the picture an input or output device?
What type of data transmission method does the USB cable uses?
(a)
