What does the PC register do?

contains the address of the next instruction to be fetched.

stores data from the main memory

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Computer Architecture 1

claudio meis 4 questions

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1Two main registers are involved in fetching an instruction for execution:
1. APC
2. BMAR
3. CIR
4. DMDR
2What does the PC register do?
1. Aexecutes IR instructions
2. Bcontains the address of the next instruction to be fetched.
3. Cstores data from the main memory
4. DAll of the above
3The MDR and MAR are used exclusively by the CPU and are not directly accessible to programmers.
1. ATrue
2. BFalse
4Two registers, the [blank_start]a[blank_end]nd the [blank_start]a[blank_end]re essential in instruction read and write operations.
1. AMAR
2. BMDR

Description: Quiz on Computer Architecture 1, created by claudio meis on 03/03/2019.
Author: claudio meis
Language: English
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