
Understanding Assembly Language Instructions
Quiz
•
Computers
•
11th Grade
•
Practice Problem
•
Hard
Matthew Wemyss
Used 2+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the instruction `LDM #n` do in the context of the given assembly language?
Loads the contents of the specified address into ACC.
Loads the contents of the contents of the given address into ACC.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which instruction is used to load the contents of a specified address into the accumulator using direct addressing?
LDM #n
LDD
LDI
LDX
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of the `LDI
` instruction?Load the contents of the specified address into ACC.
Load the contents of the contents of the given address into ACC.
Load the contents of this calculated address into ACC.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does the `LDX
` instruction calculate the address to be used?It uses the specified address directly.
It uses the contents of the specified address.
It uses the specified address plus the contents of the index register.
It uses the contents of the index register only.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the `LDR #n` instruction do?
Loads the contents of ACC into IX.
Loads the contents of the specified address into IX.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which instruction moves the contents of the accumulator to the index register?
LDM #n
LDR ACC
MOV
STO
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the function of the `STO
` instruction?Store the contents of ACC into the specified address.
Store the contents of IX into the specified address.
Store the contents of the specified address into ACC.
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