1.A process known as ____________ is used by large retailers to study trends.
Answer: data mining
2. A(n) ____________ system is a small, wireless handheld computer that scans an item’s
tag and pulls up the current price (and any special offers) as you shop.
Answer: PSS
3. The ____________ is the program that manages the hardware of the computer system,
including the CPU, memory, storage devices, and input/output devices.
Answer: operating system
4. Which of the following is NOT one of the four major data processing functions of a computer?
Answer: analyzing the data or information
5. ____________software helps you carry out tasks, such as typing a document or creating
a spreadsheet.
Answer: Application
6. Surgeons can perform delicate operations by manipulating devices through computers instead
of manually. This technology is known as:
Answer: robotics.
7. A ____________ is approximately 1,000 bytes.
Answer: kilobyte
8. ____________ is the study of molecules and structures whose size ranges from 1 to 100
nanometers.
Answer: Nanoscience
9. A computer gathers data, processes it, outputs the data or information, and
____________ the data or information.
Answer: stores
10. ____________ is data that has been organized or presented in a meaningful fashion.
Answer: Information
11. A string of ____________ 0s and 1s is called a byte.
Answer: eight (8)
12. Computers gather data, which means that they allow users to ____________ data.
Answer: input
13. The devices on a computer system that let you see the processed information are known
as ____________ devices.
Answer: output
14. Computers use the ____________ language to process data.
Answer: binary
15. When you connect to the ____________, your computer is communicating with a server
at your Internet service provider (ISP).
Answer: Internet
16. In the binary language each letter of the alphabet, each number and each special character is
made up of a unique combination of:
Answer: eight bits.
17. ____________is the application of computer systems and techniques to gather legal
evidence.
Answer: Computer forensics
18. A string of eight 0s and 1s is called a:
Answer: byte.
19. Macintosh computers use the Macintosh operating system (Mac OS), whereas PCs
generally run ____________ as an operating system.
Answer: Microsoft Windows
20. A ____________ is approximately a million bytes.
Answer: megabyte
21. Hard disk drives and CD drives are examples of ____________ devices.
Answer: storage
22. The components that process data are located in the:
Answer: system unit.
23. ____________ are computers that support hundreds or thousands of users
simultaneously.
Answer: Mainframes
24. Which of the following is an example of an input device?
A. scanner
B. speaker
C. CD
D. printer
Answer: A
25. Surgeons are using ____________ to guide robots to perform delicate surgery.
Answer: computers
26. The ____________, also called the “brains― of the computer, is responsible for
processing data.
Answer: central processing unit (CPU)
27. The CPU and memory are located on the:
Answer: motherboard.
28. The metal or plastic case that holds all the physical parts of the computer is the:
Answer: system unit.
29. The steps and tasks needed to process data, such as responses to questions or clicking an
icon, are called:
Answer: instructions.
30. The operating system is the most common type of ____________ software.
Answer: system
31. The two broad categories of software are:
Answer: system and application.
32. A byte can hold one ____________ of data.
Answer: character
33. ____________ are specially designed computer chips that reside inside other devices, such as
your car or your electronic thermostat.
Answer: Embedded computers
34. What is the correct order of the four major functions of a computer?
Answer: Input à Process à Output à Storage
35. ____________ controls the way in which the computer system functions and provides a
means by which users can interact with the computer.
Answer: The operating system
36. The difference between people with access to computers and the Internet and those without
this access is known as the:
Answer: digital divide.
37. The binary language consists of ____________ digit(s).
Answer: 2
38. ____________ bits equal one byte.
Answer: Eight
39. The PC (personal computer) and the Apple Macintosh are examples of two different:
Answer: platforms.
40. ____________ is the science revolving around the use of nanostructures to build devices on
an extremely small scale.
Answer: Nanotechnology
41. Apple Macintoshes (Macs) and PCs use different ____________ to process data and different operating systems.
Answer: CPUs
42. ____________ is a set of computer programs used on a computer to help perform tasks.
Answer: Software
43. ____________ are specially designed computers that perform complex calculations
extremely rapidly.
Answer: Supercomputers
44. System software is the set of programs that enables your computer’s hardware devices
and ____________ software to work together.
Answer: application
45. Smaller and less expensive PC-based servers are replacing ____________ in many businesses.
Answer: mainframes
46. Servers are computers that provide resources to other computers connected to a:
Answer: network.
47. DSL is an example of a(n) ____________ connection.
Answer: broadband
48. The ability to find an individual item in a file immediately ________ is used.
Answer : file allocation table (FAT)
49. To make a notebook act as a desktop model, the notebook can be connected to a ________which is connected to a monitor and other devices.
Answer : docking station
50. You can use the tab key to __________
Answer : move a cursor across the screen and indent paragraph.
No comments:
Post a Comment