Question 1 Instruction Specifier (Binary) : Question 2 Meaning of Instruction :

Question

Question 1

Instruction Specifier (Binary) :

Question 2

Meaning of Instruction :

a) Stop Execution

b) Load the operand into the A register

c) Store the contents of the A register into the operand

d) Add the operand to the A register

e) Subtract the operand from the A register

f) Character input to the operand

g) Character output to the operand

Question 3

Addressing Mode:

a) Immediate

b) Direct

Question 4

Operand Specifier (2-byte word):

a) C0

b) 00 02

c) 11 00

d) 11

Question 5

Operand (2-byte word):

a) 11

b) 00 02

c) 11 00

d) C0

Question 6

Contents of A register after execution (2-byte word) :

a) 00 02

b) 11 00

c) C0

d) 11

a) Stop Execution

b) Load the operand into the A register

c) Store the contents of the A register into the operand

d) Add the operand to the A register

e) Subtract the operand from the A register

f) Character input to the operand

g) Character output to the operand

Information Given the following Pep/8 virtual computer state of memory (in hexadecimal RAM Address Content 0000 00 0001 01 0002 00 0003 0004 and the machine instruction CO 00 02.

Explanation / Answer

Answer:

2)Correct Answer is Option e i.e Subtract the operand from the A register.

3)Correct Answer is Option b i.e Direct

4)Correct Answer is Option d i.e 11

5)Correct Answer is Option b i.e 00 02

6)Correct Answer is Option c i.e C0

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