BTT 1O1-Digital Literacy Unit UPDATED SEPTEMBER 2022
COMPUTER BASICS
Lesson 2: Understanding Operating Systems?
Instructions: Visit
http://www.gcflearnfree.org/computerbasics/understanding-operating-systems/1/ and answer the
following questions.
An operating system is the most important software on
1. What is an Operating System? your computer. It manages everything in the computer
including the software and the hardware. It allows you
to communicate with the computer without knowing the
computer’s language. Without an OS, your computer is
useless.
An OS allows you to run many programs and software
2. What does the Operating System on your computer. It gives access to programs to the
allow you to do? hardware inside your computer which allows you to run
more extensive programs and multiple programs.
The OSs job is to manage all the software and hardware
3. What is the Operating System’s in your computer. Programs need access to the
job and how does it involve the computer’s inner parts such as the CPU and GPU, and
CPU? the OS coordinates all of this to give the program what it
needs.
Central Processing Unit. AKA the brain of the computer.
4. What does CPU stand for?
Microsoft Windows, macOS, and Linux
5. What are the 3 most common
operating systems for personal
computers?
6. What does GUI stand for? Graphical User Interface
7. What does GUI allow your GUI allows your mouse to click on icons, buttons and
mouse to do? menus and on the screen, everything is clearly shown
through graphics and texts.
Page 1 of 2
COMPUTER BASICS
Lesson 2: Understanding Operating Systems?
Instructions: Visit
http://www.gcflearnfree.org/computerbasics/understanding-operating-systems/1/ and answer the
following questions.
An operating system is the most important software on
1. What is an Operating System? your computer. It manages everything in the computer
including the software and the hardware. It allows you
to communicate with the computer without knowing the
computer’s language. Without an OS, your computer is
useless.
An OS allows you to run many programs and software
2. What does the Operating System on your computer. It gives access to programs to the
allow you to do? hardware inside your computer which allows you to run
more extensive programs and multiple programs.
The OSs job is to manage all the software and hardware
3. What is the Operating System’s in your computer. Programs need access to the
job and how does it involve the computer’s inner parts such as the CPU and GPU, and
CPU? the OS coordinates all of this to give the program what it
needs.
Central Processing Unit. AKA the brain of the computer.
4. What does CPU stand for?
Microsoft Windows, macOS, and Linux
5. What are the 3 most common
operating systems for personal
computers?
6. What does GUI stand for? Graphical User Interface
7. What does GUI allow your GUI allows your mouse to click on icons, buttons and
mouse to do? menus and on the screen, everything is clearly shown
through graphics and texts.
Page 1 of 2
