Chapter 2 review questions

11) Which of the following is the smallest unit of measure? (1 point) Petabyte Megabyte Gigabyte Terabyte

b

Which of the following CANNOT be represented by a single byte? (1 point) A letter of the alphabet such as Y A word such as Tom A special character such as @ A number such as 45

b

14) Which of the following is NOT an example of data? (1 point) A word A report A sound A picture

c

A bit consists of a_____: series of 0s and 1s such as 101 number such a 2 or 9 0 or a 1 single letter such as R and B

c

7) A megabyte holds approximately ________ bytes of data. (1 point) 1,000,000,000,000,000 1,000,000,000,000 1,000,000,000 1,000,000

d

8) Eight binary digits is equal to ________. (1 point) 100 bytes 1 bit 1 word 1 byte

d

How many bits does it take to spell the word yes? (1 point) 3 8 30 24

d

12) Which of the following is the largest unit of measure? (1 point) Kilobyte Petabyte Terabyte Megabyte

b

One byte is equal to: 8 bits of data 1 word 8 characters 100 bits of data

a

6) A kilobyte contains approximately one ________ bytes of data. (1 point) thousand hundred billion million

a

9) Which of the following statements is FALSE? (1 point) Bit is short for binary digit. A single bit can represent a single letter. Everything a computer does is broken down into a series of 0s and 1s. When referring to computers, every number, letter, or special character consists of a unique combination of 8 bits.

b

A kilobyte holds ________ bytes of data. (1 point) 256 1,048,576 16 1,024

1,024

4) Bit is short for ________. (1 point) binary digit kilobyte byte megabyte

a

5) Computers work only with ________. (1 point) binary numbers decimal numbers hexadecimal numbers letters and symbols

a