Microprocessor (CSC-153)

Pre-Semester Examination-2070            

Set-A

B.Sc. CSIT/ 2nd Semester/2069 batch

Course: Microprocessor (CSC-153)                                                                  Full Marks: 60

Pass Marks: 24              Time: 3hrs           

Answer any two Long Questions :( 2x10=20)

Qn1        Draw the block diagram of basic microprocessor and explain it. Which block design is simple, explain it.

Qn2        Draw the neat diagram of SAP2 architecture and explain its each unit.

Qn3        What do you mean by addressing mode? Explain different types of addressing modes with examples.

Attempt any 8 Questions :( 8x5=40)

Qn1.       List the salient features of 8086? With example explain the Flags of 8086.

Qn2.      Write an Assembly language Program to subtract two 16-bit numbers

Qn3.      Draw the neat diagram of SAP-1 Architecture and explain it.

Qn4.      Write short note about a) interrupt of 8085 b) DMA

Qn5        Draw the Timing Diagram of STA 5000 instruction and explain it.

Qn6.      Tabulate the Difference between 8085 and 8086 microprocessor.

Qn7.      Write an assembly language program to exchange the content of memory locations 5000H and 8000H with a labeled Address and opcode. Also stepwise show the result.

Qn8.      What do you mean by I/O interface? Explain different types of I/O instructions.

Qn9.      Write an assembly Language Program to display a string "I like assembly language program" using 16 bit microprocessor code. Assume any necessary data.

Qn10.  Draw the block diagram of 8259A and explain it.

Pre-Semester Examination-2070            

Set-B

B.Sc. CSIT/ 2nd Semester/2069 batch

Course: Microprocessor (CSC-153)                                                                  Full Marks: 60

Pass Marks: 24              Time: 3hrs           

                                                               

Attempt any two Long Answer Questions:           (2x10=20)

Qn1        Draw 16 bit microprocessor Architecture and explain it.

Qn2        Draw the neat diagram of 8085 architecture and explain its each unit.

Qn3        Write a program in 8 -bit microprocessor to sort given 10 numbers from memory location 2000H in ascending numbers with labeled Address and its associated opcode.

Answer any 8 Questions :                                             (8x5=40)

Qn1.      Explain the Programmable Registers of 8085 .

Qn2.      Write an Assembly language Program to multiply two 8 bit numbers and finally show the result as well as   status of flag.

Qn3.      What do you mean by I/O interface? Explain different types of I/O instructions.

Qn4.      Write an Assembly language Program to add two 16-bit numbers.

Qn5        Differentiate between PUSH and POP Operations with suitable example.

Qn6.      Write an assembly Language Program to display a string "Microprocessor supports assembly language program" using 16 bit microprocessor code. Assume any necessary data.             

Qn7.      Draw the Timing Diagram for MOV A, B instruction and explain it.

Qn8.      Write a short notes about            a) Assembler    B) Flags of 8086

Qn9.      What do you mean by interrupt? Explain the 8085 interrupts.

Qn10.    What is DMA? Explain the DMA with suitable Diagram. Mentions its advantages.