Computer Basics
What is a computer?
A device that takes input, processes data, and produces output.
What is hardware?
The physical component of a computer
What is a computer network?
A group of computers connected to share data and resources.
What is binary language?
A code using 1s and 0s
What device is used to type text into a computer?
keyboard
What does CPU stand for and what is its function?
Central Processing Unit
It processes data and carries out instruction
What type of software is an operating system?
system software
What is the internet?
A global network of computers using protocols to exchange information.
Why is the sequence of commands important in programming?
Commands need to be in the correct order to function properly.
What is considered "the brain" of the computer?
CPU
Name an example of an output device
Monitor, printer, etc.
Name on type of permanent memory
ROM
What does WiFi allow?
Wireless communication between devices
What are conditional structures in programming?
Commands that do certain things based on a true/false decision
Windows, macOS, and Linux are examples of this type of software.
Operating systems
What is the purpose of RAM?
Temporarily stores data that disappears when the computer shuts down.
What is the CPU speed measured in?
MHz (millions per second) or GHz (billions per second)
Define bandwidth
The amount of data that can be transmitted over a network within a time period.
What is a looping structure?
A way to repeat a set of instructions multiple times
Microsoft Word and Google Docs are examples of this type of software?
application software
What does an input device do?
Converts physical input to binary information
Software provides the instructions that make hardware work.
What is cybersecurity?
Protecting networks and data from unauthorized access.
What is the purpose of encryption?
To hide readable information in a format that can't be read.
This is the main circuit board that connects all the components of a computer.
Motherboard