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:
a) octal
b) decimal
c) binary
4. Convert the decimal number 169 to:
a) binary
b) octal
c) hexadecimal
5. Convert the binary number 10101001 to:
a) octal
b) decimal
c) 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.
a) 53
b) −107
9. Normalize the following binary floating-point numbers. Explicitly show the value of the exponent after normalization.
a) (101.11)2
b) (10.111)2
10. Convert the decimal number to binary number:
a) 161.875
b) 0.0234375
