Compute – True or False
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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 youre 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, its 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 PCs 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.