Chapter 1

Question 1

What is machine language?

Answer 1

The binary code executed by a processor.

Question 2

What does assembly language consist of?

Answer 2

Mnemonics like ADD, MOV, SUB.

Question 3

Name three high-level languages.

Answer 3

C++, Java, Python.

Question 4

How do you convert decimal to binary?

Answer 4

Divide the decimal number by 2 and record remainders.

Question 5

Describe the process to convert binary to decimal.

Answer 5

Multiply each binary digit by powers of 2 and sum.

Question 6

What is the method for converting decimal to hexadecimal?

Answer 6

Divide by 16 and record remainders.

Question 7

How do you convert hexadecimal to decimal?

Answer 7

Multiply each digit by powers of 16 and sum.

Question 8

What is the conversion from hexadecimal to binary?

Answer 8

Convert each hex digit into a 4-bit binary equivalent.

Question 9

What are the sizes of integer storage?

Answer 9

• Byte (8 bits)
• Word (16 bits)
• Doubleword (32 bits)
• Quadword (64 bits)

Question 10

What is Two’s Complement used for?

Answer 10

To represent negative numbers.

Question 11

How do you convert a positive number to negative using Two’s Complement?

Answer 11

Invert bits and add 1.