Computing

Question 1

1The hexadecimal digit for decimal 14 is ___.

Easy

Your answer (fill in the blank)

Question 2

2The hexadecimal number 2F₁₆ in decimal is

Medium

A. 47 B. 45 C. 215 D. 32

Question 3

3A MAC address such as 00:1A:2B:3C:4D:5E is written in

Medium

A. Roman numerals B. octal C. hexadecimal D. decimal

Question 4

4The hexadecimal number 3A₁₆ in binary is

Medium

A. 00110101 B. 00111100 C. 10100011 D. 00111010

Question 5

5Hexadecimal is often used by programmers because it

Easy

A. cannot be converted B. is the language the CPU runs C. is a shorter way of writing binary D. uses fewer symbols than binary

Question 6

6The octal number system uses the digits

Easy

A. 0 and 1 B. 0 to 7 C. 0 to 9 D. 0 to F

Question 7

7The decimal number 255 in hexadecimal is ___.

Medium

Your answer (fill in the blank)

Question 8

8The largest value that can be stored in one byte (unsigned) is

Medium

A. 128 B. 127 C. 256 D. 255

Question 9

9The binary number 1111₂ equals 15 in decimal.

Easy

A. True B. False

Question 10

10The decimal number 45 in binary is

Medium

A. 101101 B. 110101 C. 101011 D. 100101