M5.2 Numbering Systems Cat B2

Convert 1101011101₂ into decimal

• 217

• 430

• 861

Convert 110011011010₂ into hexadecimal

• CDA

• DAB

• A84

Convert 1011010110₂ into decimal

• 360

• 726

• 1454

Convert 3763₈ into binary

• 11111110011₂

• 10100110011₂

• 100011101011₂

Convert EB7₁₆ into binary

• 100010111101₂

• 111010110111₂

• 100011101011₂

Convert 617₁₀ into BCD

• 100010111101_BCD

• 011000010111_BCD

• 101000010111_BCD

Decimal to binary conversion can be achieved by successive division. If the remainder are written in a reverse sequence order, what is the first remainder obtained (at the bottom) known as?

• The most significant bit (MSB)

• The least significant bit (LSB)

• The parity bit

Decimal to binary conversion can be achieved by successive division. If the remainder are written in a reverse sequence order, what is the last remainder obtained (at the top) known as?

• The most significant bit (MSB)

• The least significant bit (LSB)

• The parity bit

How many different values can be represented by a 4 bit binary word?

• 32
• 16
• 8

What is Binary Coded Decimal (BCD)?

• 
  A decimal number that is converted by dividing by 2 and writing the remainders.

• A decimal number converted to binary, by each digit's four-bit binary equivalent

• 
  A binary number converted to decimal in blocks of 10