TestOut Desktop Pro Plus 1.1.18 Concept Questions

Which event from computer history happened first?

• International Business Machines or IBM is formed

• Jack Kilby invents the microchip

• Herman Hollerith develops electronic tabulating machine

• Scientists at Bell Laboratories invent the transistor

Which of the following is the correct binary representation of the number 2?

• 110

• 11

• 101

• 10

How many bits are in a single byte?

• 4

• 8

• 12

• 16

Which of the following is the best definition of bit?

• A measure of computer graphics and sound.

• A single 1 or 0 in a digital signal

• An electrical signal in a wire

• A physical signal that becomes a digital signal.

Sampling rate is:

• a measure of how many samples are made from an audio wave each second.

• used to encode each individual sample in an audio recording.

• the measure of how many individual images are shown each second in a video

• the measure of how many pixels are in each individual image in a picture or a video.

Which type of digital picture is made by storing individual pixel values?

• High-res

• Pixel map

• Vector

• Raster

Which kind of file would be hurt most by a lossy compression algorithm?

• A digital photograph

• An audio file containing speech

• A text document

• An audio file containing music

Digital property rights refers to

• observing rules of "netiquette" that promotes courtesy and respect in online settings

• Respecting and honoring the inherent worth and right to privacy of other people

• Protecting data and information we're not authorized to share.

• Recognizing and respecting the legal claims of others to online data, creative works, and other digital assets

Which of these is the largest?

• Megabyte

• Terabyte

• Kilobyet

• Gigabyte

Which of the following is the best definition of bit?

• A measure of computer graphics and sound

• A single 1 or 0 in a digital space

• A physical signal that becomes a digital signal

• An electrical signal in a wave