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Earn 100

Which of the following instructions is an example of direct addressing mode? 

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Important Questions on Computer Organization & Architecture

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IMPORTANT

An instruction is stored at location 300 with its address field at location 301 the address field has value 400. A processor register R1 contains the number 200. Evaluate the effective address, matching the following addressing modes to their respective address.

a. Direct 1. 702
b. Immediate 2. 200
c. Relative 3. 400
d. Register indirect. 4. 600
e. Index (R1 is indirect) 5. 300
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Match the following:

a. Immediate address mode 1. Local variables.
b. Direct address mode 2. Relocatable program.
c. Indirect address mode 3. Pointers.
d. Index address mode 4. Locality of references.
e. Base address mode 5. Arrays.
f. Relative address mode 6. Constant operands.
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Programming that actually controls the path of the data within the computer is called _____.
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Linkage between CPU and the user is provided by _____.
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The CPU of a computer takes instruction from memory and executes them. This process is called _____.
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IMPORTANT
An interrupt can be temporarily ignored by the counter is called _____.