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Free download in PDF Microcontrollers and Applications MCQs with Answers for competitive exams. These short objective type questions with answers are very important for Board exams as well as competitive exams. These short solved questions or quizzes are provided by Gkseries.
101
What does the symbol ‘#’ represent in the instruction MOV A, #55H?
[A]
Direct datatype
[B]
Indirect datatype
[C]
Immediate datatype
[D]
Indexed datatype
Answer: Immediate datatype
102
Which base-register is preferred for address calculation of a byte that is to be accessed from program memory by base-register plus register-indirect addressing mode?
[A]
DPTR
[B]
PSW
[C]
PCON
[D]
All of the above
103
Which bits of opcode specify the type of registers to be used in the register addressing mode?
[A]
LSB
[B]
MSB
[C]
Both a & b
[D]
None of the above
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