8/20/2019 Lab Test-1, Question Paper

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LAB Test-1

Time: 1 hr 30 min.

Subject: IV.2 - Understanding Computing Systems Architecture Total marks=25 Date: 2nd

 May 2015

This question paper consists of 6 questions. All Questions carry 5 marks each. Attempt any 5 Questions

1) Reduce the combinational logic circuit shown below to a minimum form.

2) Minimize the following SOP expression using K map:

BCD ABCD ABCD ABCD ABCD ABCD ABCD ABCD ABCD . 

3) a) Write a program in assembly language to add first ten natural numbers. Use DJNZ Instruction.

b) Write a program in assembly language to load the same value 85H in the registers R0 to R4.

4) Draw the block diagram based architecture of 8051 microcontroller and explain the function of every block.5) Implement 1 to 4 Demultiplexer circuit using basic gates.

6) What do you mean by sequential circuits? Explain the working of a JK Flip flop.

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LAB Test-1

Time: 1 hr 30 min.

Subject: IV.2 - Understanding Computing Systems Architecture Total marks=25 Date: 2nd

 May 2015

This question paper consists of 6 questions. All Questions carry 5 marks each. Attempt any 5 Questions

1) Reduce the combinational logic circuit shown below to a minimum form.

2) Minimize the following SOP expression using K map:

BCD ABCD ABCD ABCD ABCD ABCD ABCD ABCD ABCD . 

3) a) Write a program in assembly language to add first ten natural numbers. Use DJNZ Instruction.

b) Write a program in assembly language to load the same value 85H in the registers R0 to R4.

4) Draw the block diagram based architecture of 8051 microcontroller and explain the function of every block.

5) Implement 1 to 4 Demultiplexer circuit using basic gates.

6) What do you mean by sequential circuits? Explain the working of a JK Flip flop.

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