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Topic 4.3 - Introduction to programming - Answers

1. The table below shows 5 of the main operations of a computer. Complete the table by adding two pieces of hardware for each. 2. Explain the role of the ALU. The ALU carries out the arithmetic operations of add and subtract. The ALU also takes logical decisions. 3. State the rules for the AND and OR logical operations AND - The output is true if both inputs are true OR - The output is true if either or both of the...

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