Register Transfer Notation

Which of the following will load an instruction from RAM into the correct register

• MDR --> [[MAR]]

• MAR <-- [[MDR]]

• MDR <-- [[MAR]]

• MDR --> [MAR]

Which of the following increments the program counter?

• PC + 1

• PC --> + 1

• PC <-- [PC] +1

• PC <-- [[PC]] + 1

What kind of addressing does the following RTN instruction represent?

MDR <-- [[MAR]]

• Immediate

• Direct

• Indirect

• Indexed

In what phase of the Fetch-Execute cycle is the program counter incremented

• Fetch

• Decode

• Execute

What is the name of the register that holds the result of calculations?

(a)  

In the following binary instruction, which component is the operand?

1011 0001

• 1011

• 0001

• 1011 0001

• None of the above

What character is used to denote a conditional operation?

• ?

• ,

• :

• ;

What type of addressing is the following RTN indicating

CIR <-- [MDR]

• Immediate

• Direct

• Relative

• Indexed