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- 1. Fill in the Blank
Type in the missing word - The main purpose of the CPU is to carry out the FETCH ______ CYCLE
- 2. Multiple Choice
This register contains the address (location) of the instruction being executed at the current time
MAR (Memory Address Register)
MDR (Memory Data Register)
CIR (Current Instruction Register)
PC (Program Counter)
ALU (Arithmetic and Logic Unit)
- 3. Multiple Choice
Performs calculations (i.e. addition, division, multiplication, subtraction)
MAR (Memory Address Register)
MDR (Memory Data Register)
CIR (Current Instruction Register)
PC (Program Counter)
ALU (Arithmetic and Logic Unit)
- 4. Multiple Choice
Used to store the results of calculations while they are in progress
Arithmetic and Logic Unit
Program Counter
Current Instruction Register
Accumulator
Memory Data Register
- 5. Multiple Choice
Which mathematician first described the architecture upon which the modern computer would be based?
Alan Turing
Ada Lovelace
John Von Neumann
Charles Babbage
- 6. Fill in the Blank
In the FETCH stage of the FETCH EXECUTE CYCLE, instructions and data are moved from WHERE to the CPU?
- 7. Multiple Choice
The contents of which register is incremented as each instruction is fetched?
ALU
CU (Control Unit)
MAR
PC (Program Counter)
- 8. Multiple ChoiceWhat does the Memory Address Register do?Holds the address of a location that is to be read from or written to.Temporarily stores the data that has just been read from or the data needs to be written.Small memory cells that operate at high speedsA part of the processor which directs operations inside the CPU.holds the address of the next instruction.
- 9. Multiple ChoiceWhat does the Memory Data Register do?Temporarily stores the data that has just been read from or the data needs to be written.Small memory cells that operate at high speedsA part of the processor which directs operations inside the CPU.holds the address of the next instruction.Holds the address of a location that is to be read from or written to.
- 10. Multiple ChoiceThe location of where data can be found in the computer memory is called the?AddressCoordinatesRegisterCache
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