Review CSS Exploratory Part 3

A data measurement unit that contains 8 bits or a series of eight zeroes and ones.

• Bit

• Byte

• Decimal Number

• Binary

Short for binary digit, it contains a single binary value of 0 or 1.

• Bit

• Byte

• Decimal Number

• Binary

This duplicates and store data into another storage location other than primary storage.

• Back up files

• Disk defragmenter

• Disk clean up

• Antivirus

It is a flash memory storage device with a USB connector, having a capacity of 4GB to 128GB.

• External Flash drive

• Floppy disk

• Hard drive

• Optical drive

It permanently stores data configured as the C:/ drive.

• External flash drive

• Floppy disk

• Hard drive

• Optical Drive

It is a small capacity storage device inside a plastic case accessible and holds a capacity of 1.44 MB (megabytes).

• External flash drive

• Floppy disk

• Hard drive

• Optical Drive

It uses the laser to read data on the optical media.

• External flash drive

• Floppy drive

• Hard drive

• Optical drive

Which of the following statement is NOT TRUE?

• Humans interpret words and pictures.

• Humans used decimal number system.

• Interpret letters, numbers and special characters through pattern of bits.

• Computer used both decimal number and binary number system.

How many bits are there in 1 byte?

• 2

• 4

• 6

• 8

Convert 30 to binary.

• 00011110

• 00011101

• 00011011

• 00010111