Across
- 4. a program with a graphical user interface for displaying HTML files, used to navigate the World Wide Web
- 6. an instrument or device used for observing, checking, or keeping a continuous record of a process or quantity.
- 9. an electronic device for storing and processing data
- 11. a panel of keys that operate a computer or typewriter
- 14. a small handheld device that is dragged across a flat surface to move the cursor on a computer screen, typically having buttons that are pressed to control functions.
- 16. a global computer network providing a variety of information and communication facilities, consisting of interconnected networks using standardized communication protocols.
- 17. place (a document) in a cabinet, box, or folder in a particular order for preservation and easy reference.
- 18. A firewall is a system designed to prevent unauthorized access to or from a private network
- 20. a computer or device on a network that manages network resources. There are many different types of servers
- 22. ) occurs when a computer program, such as a software application or an operating system, stops functioning properly and exits. ... If the program is a critical part of the operating system, the entire system may crash or hang, often resulting in a kernel panic or fatal system error.
Down
- 1. flash drive an external flash drive, small enough to carry on a key ring, that can be used with any computer that has a USB port.
- 2. a symbol or graphic representation on a screen of a program, option, or window, especially one of several for selection.
- 3. A desktop computer is a personal computer that fits on or under a desk. They usually consist of a monitor, keyboard, mouse and either a horizontal or vertical (tower) form factor
- 5. Wide Web an information system on the Internet that allows documents to be connected to other documents by hypertext links, enabling the user to search for information by moving from one document to another.
- 7. System the software that supports a computer's basic functions, such as scheduling tasks, executing applications, and controlling peripherals.
- 8. cookie. A small text file (up to 4KB) created by a website that is stored in the user's computer either temporarily for that session only or permanently on the hard disk
- 10. Is the abbreviation for central processing unit.
- 12. to receive data from a remote system, typically a server such as a web server, an FTP server, an email server, or other similar systems.
- 13. The term virtual is popular among computer scientists and is used in a wide variety of situations. In general, it distinguishes something that is merely conceptual from something that has physical reality.
- 14. is a device or program that enables a computer to transmit data over, for example, telephone or cable lines
- 15. junk mail, or unsolicited commercial email, is the practice of sending unwanted email messages, frequently with commercial content, in large quantities to an indiscriminate set of recipients.
- 18. a folding cover or holder, typically made of stiff paper or cardboard, for storing loose papers
- 19. To restart a computer. In DOS, you can reboot by pressing the Alt, Control and Delete keys simultaneously. ... You can also perform a cold boot by turning the computer off and then on again
- 21. A computer virus is a type of malicious software program ("malware") that, when executed, replicates itself by modifying other computer programs and inserting its own code. Infected computer programs can include as well, data files, or the "boot" sector of the hard drive.
- 23. the physical aspect of computers, telecommunications, and other devices. The term arose as a way to distinguish the "box" and the electronic circuitry and components of a computer from the program you put in it to make it do things.