How many address lines are required for a memory containing a total at (a) 256 k

Question

How many address lines are required for a memory containing a total at (a) 256 kB (b) 2 MB (c) 4 GB Fill in the blanks with one of IR, ALU, PC, ACC, MEMORY, FETCH PHASE or EXECUTE PHASE: (a) Data is stored in the __________ (b) Programs are stored in the ___________ (c) To be executed, an instruction is loaded into the ____________ (d) The address of an instruction to be executed is held in ______________ (e) Instructions are retrieved during the _________ (f) Instructions are interpreted during the ____________ (g) Arithmetic operations occur in the ____________ (h) Temporary intermediate results are held in the ____________

Explanation / Answer

(a) MEMORY
(b) MEMORY
(c) IR (Instruction Register)
(d) PC (Program Counter)
(e) FETCH PHASE
(f) EXECUTE PHASE
(g) ALU (Arithmetic Logic Unit)
(h) ACC (Accumulator)

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