Worksheetscomputer essintials quize lessons 1,2,3
Total questions: 30
Worksheet time: 15mins
an electronic device that can receive, store, process, and output data based on a set of instructions .
Computer
Printer
Microphone
Speakers
is the process by which data and instructions are given to the computer.
storage
output
process
input
Information processing cycle can be broken down into three basic actions
True
False
The unit which is responsible for performing arithmetic and logic operations, like addition, subtraction, multiplication, and logical AND/OR. is called
control unit (CP)
Arthimatic logic unit (ALU)
RAM
ROM
After and during processing, the computer saves data in its memory
True
False
Hard drives, SSDs, and external storage devices are examples of
Primary storage
Secondary storage
Raw facts and figures without any context. It can be any character, text, word, number, or even a bit or a byte
Data
Information
When a transistor is "on" or in a conductive state, it allows current to flow through.
This state represents the binary value ........
0
1
The most basic unit of data in computing. It can have one of two values, typically represented as 0 or 1.
Bit
Byte
Kilobyte
Megabyte
111000001 represent by
Decimal system
Binary system
Hexadecimal system
Octal system
F45D represent by
Decimal system
Binary system
Hexadecimal system
Octal system
In digital design and web development, colors are often represented using the
Decimal system
Binary system
Hexadecimal system
Octal system
RGB(255, 255, 255) represent
White
Red
Blue
Black
RGB(0, 255, 0) represent
Green
Red
Blue
Black
Type of computer used for complex, high-end computations
personal computer
Supercomputers
Mainframe Computers
Servers
........................provides the physical infrastructure necessary to run the system
Hardware
Software
is the primary circuit inside a computer system. It's essentially the backbone that ties all a computer's components together, allowing them to communicate with each other.
RAM
CPU
ALU
Motherboard
The type of socket varies depending on the CPU architecture
True
False
It is a small amount of memory on a computer motherboard that stores the Basic Input/Output System (BIOS) settings include things like the system time and date
BIOS
UEFI
CMOS
CASH
Small, fast storage areas within the CPU used to hold data that is being processed or about to be processed
RAM
ROM
Cashe
Registers
is a type of volatile memory, which means it retains data only when the system is powered on. Once the power is turned off, the data stored in it is lost.
RAM
ROM
GPU can completely replace the CPU and RAM.
True
False
is any device that allows you to enter data into a computer and interact with it
input device
output device
a piece of computer hardware that receives data from a computer and then translates that data into another form, such as visual, auditory, or physical form
input device
output device
A software-based keyboard displayed on a touchscreen device.
Standard Keyboard
Wireless Keyboard
Virtual Keyboard
Designed to reduce muscle strain and decrease discomfort from prolonged use.
Wired Mouse
Wireless Mouse
Ergonomic Mouse
A device used to convert a physical image or document into a digital format
Microphone
Speakers
Scanner
Printer
Uses liquid ink sprayed through tiny nozzles onto the paper.
Laser Printer
Inkjet Printer
Dot Matrix Printer
takes the digital audio data from the computer, converts it into an analog signal using the DAC (Digital-to-Analog Converter)
Microphone
Speakers
Touchscreen Monitor is an
input device
output device
Combined Input/Output Devices
