Second Quart Exam - Creative Technologies 9 (STE)

What is the base of the binary number system?

• 2

• 10

• 8

• 16

How many digits are used in the binary number system?

• 4

• 8

• 10

• 2

What is the place value of the rightmost digit in a binary number?

• 1

• 2

• 8

• 4

In digital electronics, what is the purpose of the number system conversion process?

• To confuse hackers

• To save memory

• To facilitate communication between different systems
  

• To improve calculation speed

What is the result of converting the decimal number 25 to binary?

• 11001

• 10100

• 11101

• 10011

What are the first 6 powers in binary?

• 0, 2, 4, 8, 12, 32

• 1, 2, 4, 8, 16, 31

• 1, 2, 6, 8, 16, 32

• 1, 2, 4, 8, 16, 32

What is 23 in binary

• 10101

• 10110

• 10111

• 11000

What is 1 + 1 in binary?

• 10

• 01

• 11

• 2

What is 111 +110?

• 1100

• 1101

• 1110

• 1111

1111 x 0101

• 01001011

• 01001111

• 11001011

• 01011011