Homework 1 Solution

Description

1. What is the function of the CPU subsystem in a computer?

2. What is the difference between von Neumann and Harvard model?

3. Convert the hexadecimal number A9 to:

1. octal
2. decimal
3. binary

4. Convert the decimal number 169 to:

1. binary
2. octal
3. hexadecimal

5. Convert the binary number 10101001 to:

1. octal
2. decimal
3. hexadecimal

6. What is ASCII code? What is the ASCII code for the character 5?

7. Use 8 bits memory to represent integer number 5.

8. Use two’s complement method to store the following decimal integers to binary numbers with 8-bit allocation.

1. 53
2. −107

9. Normalize the following binary floating-point numbers. Explicitly show the value of the exponent after normalization.

1. (101.11)₂

2. (10.111)₂

10. Convert the decimal number to binary number:

1. 161.875

2. 0.0234375