Digital Literacy

5 Hardware Components

Any device that allows raw data to be entered into the computer system, aka user interface

• Mouse

• Keyboard

Any device that takes processed data and conveys it in a meaningful way

• Monitor

• Printer

System Unit

System Unit

(Random Access Memory) Storage Unit. The hardware in a computing device where the operating system (OS), application programs and data in current use are kept so they can be quickly reached by the device's processor.Temporary storage

(Central Processing Unit) The CPU is essentially the brain of the computer

(Read Only Memory) is a type of electronic storage that comes built in to a device during manufacturing Permanent storage

The software that supports a computer's basic functions, such as scheduling tasks, executing applications, and controlling peripherals. Computers not connected are stand alones, and computers connected are called network computers

• File sharing

• Hardware sharing

• Increased storage

• To actually use a network, you must connect to the network using an internet service provider (Bell, Rogers, etc.,)

• There are various types of internet services including cable, DSL, and Wi-Fi

An intranet is a computer network that shares information, systems, and programs within an organization. A computer network that shares information within an organization.

The internet is a global system of networks used to serve billions of users worldwide

A Local Area Network is a computer network that connects computers in a small area (home, school, office, etc.)

A Wide Area Network is a computer network that covers a broad area using private or public network transports (large businesses, government entities)

A Personal Area Network is a computer network used for communication among various devices, including cell phones, tablets, and PDA’s

A piece of network hardware that allows communication between your local home network—like your personal computers and other connected devices—and the internet.

• First line of security.

• Highest level of security on the router turns on things like firewall, and is the best way to keep info safe from attack

The software that supports a computer's basic functions. This provides common computer software.

• Mac

• Windows (makes up 60% of desktops and laptops)

• Google's Android (most common)

The part of the operating system that you can see. Just like the computer has hardware, the the image you see on each person’s screen varies (Graphical User Interface)

Any program on the computer to tell you how to perform a task

Is the study of how the physical health of workers is affected by their workplace

Means creating a healthier work area for employees

Is the science of equipment design and how specific equipment usage and placement can reduce a user's discomfort and increase productivity

• Temperature should be kept between 15 and 22

• There should be air circulation

• Monitor should be eye level

• Keyboards should be kept at elbow height elbows should be 90 degrees

• Cleanliness

• Un-flickering lights

• Colors of workplace should be neutral

• Chairs should have 5 legs

• Firm seat that allows 90 degree angle

• Seat should be padded but firm enough for good posture

• Space under desk

• Medium and light coloured surfaces

• Monitors should have flat screens to reduce eye strain and at a distance of 45cm/18-24 inches and be at eye level, and should be cleaned often

To actually use a network you must connect to the network using an internet service provider (Bell, Rogers, etc.)

Wifi

Digital Subscriber Line (DSL)

Cable

Fibe Internet

Satellite

Cellular

Just one very large part of the internet because the internet includes emails, instant messaging, multiplayer gaming

A collection of webpages

A single document which can be images, videos, charts, etc.

Uniform Resource Locator, an address given to a unique resource on the web

Not accessible through traditional search engines, is over 500 times the size of the visible web

Search engines only search an index of the web

Exclusion: Excludes words from your search results

Inclusion: Makes sure the word it precedes is used exactly as you entered it

Similar Words: Includes similar words in your search results

The boolean “or”: Includes one, the other or both words in your search results

Number Range: Includes a range of numbers in your search results.

Fill-in-the-Blank: Leaves space for a missing word in your search results

Exact Phrase: Includes only the exact phrase, in your search results

Output

Input

Output

Output

Input

System Unit

System Unit

Output

Storage Unit

Storage Unit

45m to 60cm away from your face, at eye level, flat screen monitor to prevent eye strain

A browser is a piece of application software that retrieves and displays web pages; a search engine is a website that helps people find web pages from other websites

Internet Service Provider, provides Internet access to companies, families, and even mobile users eg. Rogers

Allows your computer to communicate with the internet

Storage: Any hardware capable of holding information either temporarily or permanently

System: are the components responsible retrieving and executing instructions

Output

Input

Output

Output

Input

YES