CL Chapter 1.1

What is a computer?

• A device that can only store data

• A machine that follows a set of instructions to change and store data

• A tool used for drawing

• A type of software

Which of the following is an example of input?

• A printed document

• Data entered via a keyboard

• A computer monitor

• A USB drive storing files

How many bits are there in a byte?

• 4

• 6

• 8

• 10

What is a bit?

• A group of eight bytes

• A binary digit with only two possible values, 0 or 1

• A type of computer virus

• A storage device

Which of the following best describes processing in a computer?

• Storing data for future use

• Changing computer data into meaningful information

• Entering data into the system

• Displaying data on a screen

What is the primary purpose of storage in a computer system?

• To process data

• To keep computer information available for later use

• To input data

• To output data

Which of the following is an example of output?

• Typing on a keyboard

• A document displayed on a monitor

• Saving a file to a hard drive

• Receiving data from the internet

Explain how a byte is related to a bit.

• A byte is half of a bit

• A byte is a group of eight bits

• A byte is a single bit

• A byte is unrelated to a bit

Why is it important for a computer to process data?

• To store more data

• To change data into a meaningful format

• To delete unnecessary files

• To increase internet speed

Describe a scenario where input, processing, and output occur in a computer system.

• Typing a document, saving it, and printing it

• Watching a movie, pausing it, and resuming it

• Downloading a file, deleting it, and emptying the recycle bin

• Browsing the internet, bookmarking a page, and closing the browser