ITEC 1001 - quiz 2 - inside the computer

_________ refers to the measurement of patterns or characteristics found in the human body.

Biometrics

As the main processor of a computer, the _________ is responsible for organizing and carrying out instructions in order to produce a desired output.

CPU

_________ refers to a form of high-speed memory that stores a small, frequently-used set of instructions and data. It is located inside modern CPUs.

Cache

Most of today's PC software and standard definition movies are sold as:

DVDs

Most of today's devices use resistive touchscreens, which means that they detect the position of your finger by detecting the electrical current present in your body.

False

The newest connector for displays is _________, which carries both digital video and sound.

HDMI

The communication of vibration, motion or physical resistance to a user is called:

Haptics

A(n) _________ monitor contains a light source and a screen of special crystals that shift when electricity is applied to them.

LCD

Whenever you actively work on something using your computer, that work is temporarily stored in:

RAM

Ultraportable computers will often use _________ technology exclusively, even though their storage capacity is only a fraction of what a traditional hard drive offers.

SSD

A computer's sound card is a circuit board that converts sound from analog to digital form, and vice versa, for recording or playback.

True

Add-on circuit boards that can improve the performance of a computer's video or sound are known as expansion cards.

True

Because solid state storage does not use moving parts, this technology can perform read, write, and erase operations at much quicker speeds.

True

Many computers do not need a video card because the video-processing circuitry is built directly into the motherboard.

True

Many of the components inside a computer generate a great deal of heat. Without proper cooling, a computer could overheat and malfunction.

True

When you plug a power cable into the back of your tower-based computer system, you are essentially connecting it to the power supply.

True

_________ memory refers to a portion of your hard drive that is being used as RAM.

Virtual

Which of the following is NOT one of the four colors used in the ink nozzles of inkjet printers?

green

In a computer, _________ is a general term for electronic chips that store data and program instructions that can be accessed quickly by the CPU.

memory

Practically all of today's computers are equipped with complete _________ capabilities, which means that they can input and output sound, music, images, and video.

multimedia

When you look at the back of your system unit, you will likely find a variety of plugs known as _________.

ports

Digital _________ are used to project digital images and video onto a large screen where they can be viewed by an audience.

projectors

A _________ is a device that uses optical technology to convert objects that it analyzes into a digital format.

scanner

Businesses often use more sophisticated versions of webcams to engage in _________, where multiple individuals hold meetings and converse using internal networks or the Internet.

videoconferencing

Interactive _________ allow users to interact with the images projected on a screen.

whiteboards