Compute - True or False

True/False

Chapter1

1. A handheld computer is essentially a PDA enhanced with features such as removable storage, e-mail, Web access, voice communications, built-in camera, and GPS.

Correct Answer: True

2. Surveillance is viewed by many people as an invasion of privacy.

Correct Answer: True

3. The rules for creating a user ID are not consistent throughout all applications.

Correct Answer: True

4. Memory is the area where data can be left on a permanent basis when it is not immediately needed for processing.

Correct Answer: False

5. Computers are commonly categorized into personal computers, mainframes, servers, and supercomputers.

Correct Answer: True

6. Even if you have no evidence of password tampering, it is a good idea to change your password periodically.

Correct Answer: True

7. Files can contain data for a term paper, Web page, music video, or e-mail message, but not instructions telling a computer to perform various tasks.

Correct Answer: False

8. Digital technologies and communications networks make it increasingly difficult to cross cultural and geographic boundaries.

Correct Answer: False

9. Web-based password managers are perfectly safe and pose no potential security problems.

Correct Answer: False

10. Global communications technology has squashed opportunities for teleworkers in distant countries.

Correct Answer: False

11. The ALU uses registers to hold data that is being processed.

Correct Answer: True

12. Foreign words make strong, secure passwords.

Correct Answer: False

13. The term "server" can refer to computer hardware, a specific type of software, or a combination of hardware and software.

Correct Answer: True

14. Any software or digital device, such as a computer, that requests data from a server is referred to as a client.

Correct Answer: True

15. Source code has to be converted into a digital format before the processor can use it.

Correct Answer: True

16. If your current password is 14me&14u and you're trying to change it, your next password can be 14me&14u2 so can easily remember it.

Correct Answer: False

17. Single-factor authentication is more secure than two-factor authentication.

Correct Answer: False

18. Having a user ID gives you a significant amount of security on the Internet.

Correct Answer: False

19. Instruction sets are designed to carry out any specific task, such as word processing or playing music.

Correct Answer: False

20. A group of 8 bits is called a byte and is usually abbreviated as a lowercase b.

Correct Answer: False

Chapter2

1 Dual core technology is circuitry that enables a single processor to simulate two processors.

Correct Answer: False

2. If you have a limited budget, it's a good idea to buy a computer with a slower processor and replace it with a faster processor at a later date.

Correct Answer: False

3. You will lose the data stored in your floppy disk if you place a magnet on top of your floppy.

Correct Answer: True

4. Monitors, which connect to the Firewire port, use an IEEE 1394 connector.

Correct Answer: False

5. Solid state storage provides fast access to data because it does not include any moving parts.

Correct Answer: True

6. A big power surge can burn out a surge strip while it tries to protect your equipment.

Correct Answer: True

7. Over time, even small, repeated power surges can shorten your PC's life.

Correct Answer: True

8. Vertical storage produces higher storage capacities than horizontal storage.

Correct Answer: True

9. Examples of storage media are floppy disk drives, hard disk drives, tape drives, CD drives, DVD drives, and flash drives.

Correct Answer: True

10. Floppy disks are also considered hard disks because they have a "hard" or rigid plastic case.

Correct Answer: False

11. When purchasing a computer, note that a computer with a 933 MHz processor is faster than a computer with a 1.5 GHz processor.

Correct Answer: False

12. Read-only memory (ROM) does not get deleted when you turn off your

computer.

Correct Answer: True

13. A disk drive with a 15 ms access time is faster than a drive with an access time of 8 ms.

Correct Answer: False

14. Portable computers typically provide you with the most computing power for your dollar.

Correct Answer: False

15. Solid state storage technology is an ideal choice for storing data on mobile devices and transporting data from one device to another.