G10 - Unit 3 - Hardware (test 1)
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Last updated 6 months ago
17 questions
Answer all the questions.
1
Which input device allows users to enter text into a computer?
Which input device allows users to enter text into a computer?
1
Which input device can capture sound for audio input?
Which input device can capture sound for audio input?
2
Which of the following are examples of output devices? (select all correct options)
Which of the following are examples of output devices? (select all correct options)
2
Which components can provide audio output from a computer? (select all correct options)
Which components can provide audio output from a computer? (select all correct options)
5
Match the five output devices with five descriptions.
Match the five output devices with five descriptions.
| Draggable item | arrow_right_alt | Corresponding Item |
|---|---|---|
Inkjet printer | arrow_right_alt | Droplets of ink are propelled onto paper. |
LCD screen | arrow_right_alt | Flat panel display that uses the light modulating properties of liquid crystals. |
Laser printer | arrow_right_alt | 2D High-powered laser that uses the X-Y plane cutter. |
2D cutter | arrow_right_alt | Flat panel display that uses an array of light emitting diodes as pixels. |
LED screen | arrow_right_alt | Electrically charged powdered ink is transferred onto paper. |
8
Anna has a farm that grows fruit.She has a system that monitors the conditions for growing the fruit. Sensors are used in this system.
a Explain what is meant by the term sensor. [2]b State two sensors that could be used in this system and describe how they could be used. [6]
Anna has a farm that grows fruit.
She has a system that monitors the conditions for growing the fruit. Sensors are used in this system.
a Explain what is meant by the term sensor. [2]
b State two sensors that could be used in this system and describe how they could be used. [6]
2
Describe the main differences between control and monitoring of a process. [2]
Describe the main differences between control and monitoring of a process. [2]
9
a) Name three buses used in the von Neumann architecture. [3]b) Describe the function of each named bus. [3]c) Describe how bus width and clock speed can affect computer performance. [3]
a) Name three buses used in the von Neumann architecture. [3]
b) Describe the function of each named bus. [3]
c) Describe how bus width and clock speed can affect computer performance. [3]
12
Complete the following paragraph by drag and dropping the terms provided:
The CPU ____________ data and instructions required for an application and temporarily stores them in the _______________________________________ until they can be processed.
The _________________________ is used to hold the address of the next instruction to be executed. This address is copied to the __________________________________ using the ________________ .
The contents at this address are stored in the _______________________________. Each instruction is then ____________ and finally _____________ by sending out ____________________using the ________________ .
Any calculations carried out are done using the ____________________________________. During any calculations, data is temporarily held in a special purpose register known as the ______________________ .
Other Answer Choices:
arithmetic and logic unit (ALU)
current instruction register (CIR)
program counter (PC)
memory address register (MAR)
executed
accumulator (ACC)
memory data register (MDR)
fetches
address bus
decoded
control bus
control signals
1
Which is an example of an embedded system?
Which is an example of an embedded system?
1
How do embedded systems differ from general-purpose computers?
How do embedded systems differ from general-purpose computers?
1
Embedded systems are commonly used in consumer electronics like microwaves and washing machines.
Embedded systems are commonly used in consumer electronics like microwaves and washing machines.
1
The primary function of an embedded system is to perform a set of predefined tasks.
The primary function of an embedded system is to perform a set of predefined tasks.
1
What is the main function of a CPU?
What is the main function of a CPU?
1
What unit measures CPU speed?
What unit measures CPU speed?
1
What is a benefit of a multi-core CPU?
What is a benefit of a multi-core CPU?
1
What happens during the fetch stage of the cycle?
What happens during the fetch stage of the cycle?