Logics

Analog signals differ from digital signals by being

• Discrete

• Continuous

• Binary

• Quantized

What is the binary equivalent of decimal 13?

• 1101

• 1010

• 1110

• 1001

Boolean expression (A’ + B’)’ equals:

• AB

• A + B 

• A’B’

• A + B’ 

Hexadecimal digit 9 equals binary:

• 1001

• 1010

• 1100

• 1111

Octal number 21 equals what in decimal?

• 17

• 16

Which Boolean property states A + 1 = 1?

• Null law

• Identity law

• Complement law 

• Distributive law

37. What is the decimal equivalent of binary 10011?

• 18

• 19

• 17

• 20

Convert hexadecimal C to binary:

• 1100

• 1010

• 1001

• 1110

Which number system uses digits 0–7?

• Binary

• Hexadecimal

• Octal

• Decimal

The Boolean expression A(B + C) equals:

• AB + AC

• AB + C

• A + BC

• AB + AC + BC