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ECE · Q146

Microprocessors And Microcontrollers

Engineering and GATE · ECE · question 146

Q146

How does 80386 change operation from real mode to protected mode?

A.
By resetting MSB of CR1 contents
B.
By setting MSB of CR0 contents
Answer
C.
By setting MSB of CR1 contents
D.
By setting MSB of CR2 contents

Answer: Option B

Solution

Answer: Option B
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