Chapter 2 Practice Test-Hardware

All of the following are categories of computers except ____________________________.

• Supercomputers

• Servers

• Mega-FLOP computers

• Mainframes

Which of the following best describes a peripheral device?

• Supplemental hard drive configured as a child.

• Attached device that is not critical to computer operation.

• Any piece of the computer hardware

• Any device that translates data from the human world into compute data.

What are the two instructions of processing?

• Additions and decisions

• Partitions and additions

• Decisions and divisions

• Divisions and partitions

Which is NOT an example of an operating system?

• Windows

• GNU/Linux

• Mac OS

• Microsoft Office

One gigahertz is equal to one___________________ cycles per second.

• Million

• Billion

• Trillion

• Quadrillion

What is the symbol for hertz?

• Hz

• Hs

• H

• HtZ

There are two types of memory: _______________ and ________________.

• Read-only memory, write-only memory

• Write-only memory, random-access memory

• Random-access memory, read-only memory

• Read-only memory, authenticated-accessible memory

Which describes the difference between volatile and involatile memory?

• Volatile memory is a cache of viruses, but involatile memory is a cache of virus cures.

• Volatile memory is erased when the power is off, but involatile memory is kept even when the computer is turned off.

• Hard drives are examples of volatile memory, where RAM is an example of involatile memory.

• A. They are the same, but volatile memory is slower.

What are the three basic types of storage media?

• Magnetic media, flash storage, and RAM.

• Magnetic media, optical storage, and solid-state devices.

• Flash storage, RAM, and read-only

• Optical storage, solid state devices, and read-only

A _____________ is the most common pointing device.

• Mouse

• Touch screen

• Stylus

• Touch pad