Chapter 2 : Looking at Computers : Questions

FALSE

(True/False) Unidirectional microphones are best for recording a conference call when you need to pick up the voices of multiple speakers.

FALSE

(True/False) The QWERTY layout on keyboards was originally designed to increase the efficiency of computer users.

TRUE

(True/False) The most important factor to consider when choosing an LCD monitor is resolution.

TRUE

(True/False) USB ports have replaced traditional serial and parallel ports because of their ability to transfer data quickly.

TRUE

(True/False) When your computer is in Sleep mode all the documents, applications, and data you were using remain in RAM.

TRUE

(True/False) With an optical mouse there is a lower chance of dirt interfering with the mechanisms and of parts breaking down.

Flash Drive

A portable nonvolatile memory

PDA

A stylus would most likely be used with a _____.

Touch-Screen Monitors

Display that also doubles as an input device

TRUE

(True/False) A basic computer system is made up of hardware and software.

TRUE

(True/False) An ethical system recommended for use on the Internet has been established by The Computer Ethics Institute.

FALSE

(True/False) Computers work exclusively with words.

TRUE

(True/False) FOLED screens are a new type of screen being designed on flexible material that you will be able to unroll from a container the size of a pen.

FALSE

(True/False) Improperly positioning a monitor is a leading cause of repetitive strain injury (RSI) in computer users.

TRUE

(True/False) LCD monitors take up less space on a desktop than CRT monitors.

TRUE

(True/False) RAM : Volatile :: ROM : Non-Volatile

FALSE

(True/False) RAM holds all the instructions the computer needs to start up.

FALSE

(True/False) Regarding to computers the terms data and information are identical.

FALSE

(True/False) Some keyboards are displayed on the computer screen and present a standard keyboard. The keys are pressed by pointing to the key with a mouse and clicking.

TRUE

(True/False) Tablet PCs are similar to notebooks but also include a touch-sensitive screen and handwriting-recognition software.

TRUE

(True/False) The CPU and RAM are located on the motherboard.

ROM

Holds all the instructions the computer needs to start up

Contrast Ratio

Measure of the difference in light intensity between the brightest white and the darkest black colors that a monitor can produce

Resolution

Number of pixels displayed on the screen

RAM

Place where data and commands that the CPU uses are stored

Active-Matrix Display

Produce a clearer brighter image with better viewing angles

Thermal

Receipts in stores are often printed on a _____ printer.

Bluetooth

The short-range radio technology used with some wireless printers is called _____.

Gigabytes

The storage capacity of an internal hard disk drive on a personal computer or laptop is uaually measured in _____.

Videoconferencing

The technology that allows a person sitting at a computer equipped with a personal video camera and a microphone to transmit video and audio across the Internet is called _____.

RF Keyboard

What are keyboards that transmit radio wave signals to communicate to the computer what is typed?

Operating System

What is the most common type of system software?

Optical Mouse

What mouse uses an internal sensor or laser to detect the mouse's movement?

Toggle Key

What turns a function off or on?

Ethernet

Which port is primarily used for network connectivity?