Module 5 - Instruction

Question 1

Given the following instruction, which register is written to as it is executed?
lbu $s7, 3160($a1)
  None of these. 
  Program Counter 
  $s7 
  $a1

Answer 1

$s7

Question 2

The bne instruction uses which addressing modes? (Select all that apply)
  Offset
  Implicit
  Direct
  Immediate
  Indirect

Answer 2

Offset
Implicit
Direct
Immediate

Question 3

Given the following instruction, which register(s) is read from as it is executed? (Select all that apply)
divu $k1, $fp
  $k1 
  $fp 
  None of these. 
  $zero

Answer 3

$k1

$fp

Question 4

Given the following instruction, which register(s) is read from as it is executed? (Select all that apply)
ori $t0, $t1, 29348
  Program Counter 
  None of these. 
  $t1 
  $t0

Answer 4

$t1

Question 5

Given the following instruction, which register(s) is read from as it is executed? (Select all that apply)
mult $ra, $s0
  $ra 
  $s0 
  None of these. 
  $zero

Answer 5

$ra

$s0

Question 6

In the field below, enter the 32-bit hexadecimal representation of the following instruction:
lhu $a1, 2820($t8)

Answer 6

97050B04

Question 7

In the field below, enter the 32-bit hexadecimal representation of the following instruction:
addu $t7, $sp, $s2

Answer 7

03B27821
0x 03B27821
0x03B27821

Question 8

In the field below, enter the 32-bit hexadecimal representation of the following instruction:
subu $a2, $s4, $v0

Answer 8

0x02823023
02823023
0x 02823023

Question 9

In the field below, enter the 32-bit hexadecimal representation of the following instruction:
sltu $t3, $fp, $a1

Answer 9

0x03C5582B
03C5582B
0x 03C5582B

Question 10

In the field below, enter the 32-bit hexadecimal representation of the following instruction:
divu $t4, $v0

Answer 10

0x 0182001B
0x0182001B
0182001B