Download DBATU B.Tech 2019 March 4th Semester MPMC Question Paper

DR. BABASAHEB AMBEDKAR TECHNOLOGICAL UNIVERSITY, LONERE

Mid Semester Examination - March 2019

Course: B. Tech in Information Technology

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Subject Name: MPMC Microprocessor & Microcontroller

Subject Code: BTITC401

Sem: IV Duration:-1 Hr. Max Marks: 20 Date:-11/03/2019

Instructions to the Students:

1. All questions are compulsory

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2. Assume suitable data whenever necessary

Q.1 Attempt all questions. (CO) Marks

1. BIOS stands for ______ and DOS stands for ______. (CO1) 6
2. For character input with echo, INT 21 require ______ parameter. (CO1)
3. ______ are segment registers. (CO1)

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4. 8086 works in ______ mode and ______ mode operation. (CO1)
5. The default segment registers assigned to the following registers; (CO2)
   1. SP
   2. DI
   3. IP
   4. BP

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6. ASSUME and DB,DW are ______ directives. (CO2)

Q.2 Solve Any Two of the following. 3 X 2=6

1. Draw block diagram of 8086. List major components. (CO1)
2. How 8086 generates 20-bit physical address? (CO3)

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3. Explain arithmetic instructions of 8086 (CO2)

Q. 3 Solve Any One of the following. 8

1. Elaborate interrupt structure of 8086 (CO2)
2. Determine the content of register AX, BX & CX after the each instruction is executed in the following program (CO3)

   
   MOV CL, 04
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   MOV AX, 007EH
   MOV BX, 0404H
   ROL AX, CL
   AND AH, BH
   OR BL, AL
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   *** End *** 

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