N5 Computer Systems

This transfers the memory location to be read from or written to

• Arithmetic and Logic Unit (ALU)

• Data Bus

• Address Bus

• Control Unit

This transfers data between the processor and memory

• Arithmetic and Logic Unit (ALU)

• Data Bus

• Address Bus

• Registers

Performs all calculations and logical operations

• Arithmetic and Logic Unit (ALU)

• Data Bus

• Address Bus

• Control Unit

Temporary memory locations within the processor

• Arithmetic and Logic Unit (ALU)

• Data Bus

• Address Bus

• Registers

Controls the sequencing of fetching, decoding and executing instructions

• Arithmetic and Logic Unit (ALU)

• Data Bus

• Address Bus

• Control Unit

All RAM memory locations have a unique address for correct data read/write.

• True

• False

Good for testing, errors are highlighted straight away. This is an advantage of

• Translator

• Compiler

All lines are translate to machine code, this machine code version is then saved and can be executed. Machine code can be run again, and again without further translation. This is a definition of a

• Translator

• Compiler

Translates one program line into machine code and executes immediately.

• Translator

• Compiler

0.100101 x 2⁵

What is the mantissa?

• 100101

• 2

• 5

• 0100101