HS IT Exam: Computer Hardware and Online Safety

Study Notes

The "brain" of the computer is the CPU (Central Processing Unit), which is located on the motherboard.
The CPU is held in a socket or case on the motherboard.

A modem connects to the internet, while a router connects devices to the network.
There are two types of printers: inkjet and laser, with inkjet being the most common type found at home.

Good literacy skills involve slowing down to verify information with reputable sources before sharing.
Bad literacy skills involve quickly sharing stories without verifying their accuracy.

Google Keep is a note-taking app that allows users to jot down quick notes and reminders.
Google Keep can be accessed through the Google Drive menu, the Google Keep website, or the mobile app.
Features of Google Keep include:
- Color-coding notes
- Adding reminders
- Creating to-do lists
- Sharing notes with others
- Adding photos and audio to notes

Google Drawings can be accessed through the Google Drive menu or the Google Drawings website.
The polyline tool is used to create custom shapes and lines.
Google Drawings is useful for creating diagrams, flowcharts, and other visual aids.
The polyline tool is used to create custom shapes and lines.

Stop Motion is a technique used to create animated videos by taking multiple photos and playing them in sequence.
Creating a background before creating Stop Motion is important because it provides a consistent setting for the animation.
Using multiple duplicate slides for Stop Motion when working with text or words is important because it allows for smooth animation.
To duplicate a slide, use the keyboard shortcut Ctrl+D (Windows) or Command+D (Mac).
To put a Stop Motion project on a loop, click on the "Publish" button and select "Loop" from the options.

When creating a Table of Contents, it's most important to link pages correctly.
To put text to the side of an image, use the "Wrap text" feature.
It's important to drag from the corner "handle" when resizing an image to maintain its aspect ratio.

The "Preview" icon should be used often to ensure the site is displaying correctly.
It's important to include the source of images used from the internet to avoid copyright infringement.
To create a new page, click on the "New page" button.
The "Content Blocks/Templates" are located in the "Insert" menu.

Compiler: a language that translates source code into binary form.
Supercomputer: a high-speed computer for complex work.
Input devices: devices that allow users to input text, images, and sound.
If-statements: define conditions that must be met for the program to move to the next step.
Read-only memory (ROM): a set of chips that starts the computer when it is turned on.
Algorithm: a sequence of instructions.
Circuit: a network of connected electronic components.
Motherboard: where the CPU (central processing unit) is located.
Server: a computer accessed by users on a network.
Repetitive Strain Injury (RSI): a condition caused by making the same movements again and again.
Scanner: lets you input printed images into a computer.
Bit: the basic unit of data a digital computer can understand.
LCD or CRT: CRTs are heavy, take up space, use more electricity, and heat up easily, whereas LCDs are more modern and efficient.
Custom Software: software programs designed to do a very specific job.