Test your basic knowledge |

Technology In Action - 2

Subjects : it-skills, literacy
Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. A type of wireless technology that uses radio waves to transmit data over short distances (approximately 30 feet for bluetooth 1 and 60 feet for bluetooth 2). Often used to connect peripherals such as printers and keyboards to computers or headsets t






2. A large - expensive computer that supports hundreds or thousands of users simultaneously and executes many different programs at the same time.






3. 'One of two recognized DVD formats that enable you to read - record (R) - and rewrite (RW) data on the disc.'






4. The set of programs that enables a computer's hardware devices and application software to work together; it includes the operating system and utility programs.






5. A series of instructions to be followed by a computer to accomplish a task.






6. The process of starting a computer from a powered-down or off state.






7. A power supply regulates the wall voltage to the voltages required by computer chips; it is housed inside the system unit.






8. 'A physical address - similar to a serial number on an appliance - that is assigned to each network adapter; it is made up of six 2-digit characters such as 01:40:87:44:79:A5.'






9. A single copper wire surrounded by layers of plastic insulation and sheathing; used mainly in cable television and cable Internet service. Key Terms






10. A small segment of data that is bundled for sending over transmission media. Each packet contains the address of the computer or peripheral device to which it is being sent.






11. Cables made of copper wires that are twisted around each other and are surrounded by a plastic jacket (such as traditional home phone wire).






12. A single point that creates the images on a computer monitor. Pixels are illuminated by an electron beam that passes rapidly back and forth across the back of the screen so that the pixels appear to glow continuously.






13. The width-to-height proportion of a monitor.






14. The set of computer programs or instructions that tells the computer what to do and enables it to perform different tasks.






15. A special diagnostic mode designed for troubleshooting errors that occur during the boot process.






16. A set of memory chips - located on the motherboard - which stores data and instructions that cannot be changed or erased; it holds all the instructions the computer needs to start up.






17. A cable that transmits data at close to the speed of light along glass or plastic fibers.






18. A small program that groups a series of commands to run as a single command.






19. A network made up of local area networks (LANs) connected over long distances.






20. Unwanted or junk e-mail






21. Software that is developed for and customized to a specific industry's needs (such as a wood inventory system for a sawmill) as opposed to software that is useful across a range of industries (such as word processing software).






22. A hardware device used to enter typed data and commands into a computer.






23. 'A prediction - named after Gordon Moore - the cofounder of Intel; states that the number of transistors on a CPU chip will double every two years.'


24. A hardware device used to enter - or input - data (text - images - and sounds) and instructions (user responses and commands) into a computer. Some input devices are keyboards and mice.






25. A picture on a computer display that represents an object such as a software application or a file or folder.






26. Programs designed to provide users with entertainment. Computer games make up the vast majority of entertainment software.






27. 'An operating system originally conceived in 1969 by Ken Thompson and Dennis Ritchie of AT&T's Bell Labs. In 1974 - the UNIX code was rewritten in the standard programming language C. Today there are various commercial versions of UNIX.'






28. A self-regulatory body established in 1994 by the Entertainment Software Association that rates computer and video games according to the age appropriateness of content.






29. 'Permanent storage - as in read-only memory (ROM).'






30. A feature in the Windows operating system that lets individuals view and change the properties of all hardware devices attached to the computer.






31. Cables made of copper wires that are twisted around each other and are surrounded by a plastic jacket (such as traditional home phone wire).






32. A device (such as a printer or external hard drive) that can be attached directly to a network instead of needing to attach to a computer on the network.






33. A fast transfer port.






34. A desktop system unit that houses the computer's processor -memory - and monitor in a single unit.






35. A single software program that incorporates the most commonly used tools of many productivity software programs.






36. 'Software - often used for training purposes - which allows the user to experience or control an event as if it is reality.'






37. One billion hertz






38. A computer that requests information from a server in a client/server network (such as your computer when you are connected to the Internet).






39. The system software the controls the way in which a computer system functions - including the management of hardware - peripherals - and software.






40. 'The computer's temporary storage space or short-term memory. It is located in a set of chips on the system unit's motherboard - and its capacity is measured in megabytes or gigabytes.'






41. A printer that works either by melting wax-based ink onto ordinary paper (in a process called thermal wax transfer printing) or by burning dots onto specially coated paper (in a process called direct thermal printing).






42. A device that holds all permanently stored programs and data; can be located inside the system unit or attached to the system unit via a USB port.






43. A keyboard that is distinguished by the first six letters on the top-left row of alphabetic keys on the keyboard.






44. A data-processing device that gathers - processes - outputs - and stores digital data and information.






45. A drive that plugs into a universal serial bus(USB) port on a computer and stores data digitally. Also called USB drive - jump drive - or thumb drive.






46. A small segment of data that is bundled for sending over transmission media. Each packet contains the address of the computer or peripheral device to which it is being sent.






47. 'The mechanism that retrieves (reads) and records (writes) the magnetic data to and from a data disk. They move from the outer edge of the spinning platters to the center - up to 50 times per second.'






48. Any copyrighted software that can be used for free.






49. A group of icons collected for easy access.






50. A method of optical storage for digital data - developed for storing high-definition media. It has the largest storage capacity of all optical storage options.