Digital literacy

An MS-DOS command that prepares a blank diskette or hard drive to hold data. For example, if you wanted to wipe everything on your hard drive, typing "format C:" would effectively erase all data on your computer.

a software utility or hardware device that limits outside network access to a computer or local network by blocking or restricting network ports. Firewalls are a great step for helping prevent unauthorized access to a company or home network.

not just the work of a couple of programmers; organizations, Institutes, and other individuals have contributed significant additions to Unix and its variants, making it a widely used and popular operating system.

Designs or visual images displayed on several media, including canvas, a computer monitor, paper, etc. A digitized version of a photograph or image is called a computer graphic

HyperText Markup Language and is a language used to create electronic documents, especially pages on the World Wide Web that contain connections called hyperlinks to other pages.

A method of organizing and accessing text or other data, such as tables, presentational content and images, through the use of hyperlinks. Today, anyone who has been on the Internet is familiar with hypertext as it is in every link they click or tap.

When referring to software, an interface is a program that allows a user to interact with the computer or another computer over a network.When referring to hardware, an interface is a physical device, port, or connection that interacts with the computer or other hardware device.

a software program that has been intentionally designed to change a user's settings without his or her permission, delete a competing software program, cause a competing software program to stop working, or leave a computer open to attacks.

A hardware device that enables a computer to send and receive information over telephone lines by converting the digital data used by your computer into an analog signal used on phone lines and then converting it back once received on the other end.

A printed circuit board containing the principal components of a computer or other device, with connectors into which other circuit boards can be slotted..

Any visual representation that has a combination of audio, video, animation, orgraphics. Multimedia is usually a more enjoyable and informative experience than text.

a software add-on that is installed onto a program, enabling it to perform additional features.

A Web page that serves as a publicly accessible personal journal for an individual about almost any topic. Typically updated daily, blogs often reflect the personality of the author.

Computer devices, such as a CD-ROM drive, mouse, or printer, that is not part of the essential(basic) computer.