Exam 2: Computer Hardware

An optical disk, such as a CD, is not susceptible to humidity, fingerprints, dust, magnets, or spilled soft drinks, and its useful life is estimated at more than 30 years.

The ____ indicates that the operating system has encountered an error from which it cannot recover, and the computer no longer accepts any commands.

Today's personal computers typically contain 32-bit or 64-bit processors.

Most CD drives can read CD-ROM, CD-R, CD-RW, DVD-ROM, DVD+R, DVD-R, DVD+RW and DVD-RW.

The number of horizontal and vertical pixels that a device displays on a screen is referred to as its resolution .

What are the respective storage capacities of HD-DVDs and Blu-ray DVDs?

The system unit is the case that holds the main circuit boards, microprocessor, power supply, and storage devices of a personal computer system.

Case 4 Paul is buying a computer, and realizes that in addition to the technical considerations, he needs to consider the display technology. He also needs to buy storage devices. Which storage device would be best to store graphics that are large files and for use with word processing files when Paul works from both home and work?

A ____ computer is also referred to as a laptop.

Case Based Critical Thinking Questions Case 1 Perry is looking at his budget alongside his requirements for a new computer. He does not have a lot to spend but he wants to get as much for his money as he possibly can, and he wants to be very confident that the choice he is making is well-informed. Which of the following would NOT be true of computers priced higher than US$2,000?

____ is a type of memory circuitry that holds the computer's startup routine.

Dot pitch is the distance in millimeters between like-colored ____--the small dots of light that form an image.

With ____ processing, the processor must complete all the steps in the instruction cycle before it begins to execute the next instruction.

An ink jet printer has a nozzle-like print head that sprays ink onto paper to form characters and graphics.

____ is a temporary holding area for data, application program instructions, and the operating system.

Which of the following is NOT true?

A hard disk ____ is a flat, rigid disk made of aluminum or glass and coated with magnetic iron oxide particles.

RAM is ____________________, which means that it requires electrical power to hold data.

The term ____ refers to the size and dimensions of a computer component.