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4 cards from this section. Quick, good the night before a test.
What are the two main phases of program execution?
Think about the action taken by the CPU when running a program.
Define what an opcode is.
Focus on the command aspect of an instruction.
What is the correct sequence of phases in program execution?
Remember what happens before execution starts.
True or False: An opcode can represent both the operation and its operands.
Consider the roles of each part of an instruction.
Using a hypothetical instruction set where the opcode for ADD is '001', and for LOAD is '010', design a small program using these opcodes to sum two numbers from memory locations 400 and 401 into memory location 402.
Ensure you specify the full instruction sequence and understand the roles of each opcode.
Analyze the use of high-level versus low-level programming languages in terms of speed and ease of maintenance for a project.
Consider real-world scenarios where either might be more appropriate.
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