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4 cards from this section. Quick, good the night before a test.
What does the program counter (PC) do?
Think about what directs the CPU to the next instruction.
Define an unconditional jump instruction.
Consider how it operates without needing a check.
What type of jump transfers control without checking any conditions?
Which type of jump executes every time?
True or False: Conditional jumps always execute.
What would make a jump dependent?
If the PC is currently at address 500 and the instruction is 'JZ 505', but the zero flag is not set, what will the new PC be?
Think about what happens when zero flag is not set.
Describe the process by which a jump to an address 3030 is executed. Include the role of temporary registers and condition checks.
Review the steps of how the PC is updated and how temporary registers aid in jumps.
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