B.com First Semester Group-1 (management) Business Environment Time : 3 hrs

B.com First SemesterGroup-1 (management)Business Environment

Time : 3 hrs

Note: Attempt all objective questions from Section A. Answer any four questions from Section B and any three question from section C.

Section A

State whether the following statements are true or false.

Q1:- Late commencement of project is not a reason of Industrial sickness.

Q2:- The first National Income in India was estimated by Dada bhai Nauroji.

Q3:- Failure of Public sector Enterprises is not a cause for Industrial backwardness.

Q4:- Policies of British rule are the reason of Regional Imbalance in India.

Q5:- Poverty and low level of Income is a cause of slow rate of Capital formation in India.

COMMUNICATION ENGINEERING utu previous year question papers

communication eng.
sem 4th
utu previous year question paper

Time: 3 hours

Total marks: 100

Note: Draw diagrams and waveform wherever needed.

Attempt any three:

1. What is amplitude modulation? Explain its generation.
2. Explain DSBSC with its generation.
3. What is super heterodyne receiver?
4. With the help block diagram explain working of automatic frequency control unit.

MICROPROCESSOR (utu previous year question papers)

MICROPROCESSOR
SEM IV,2012
B.TECH
UTTARAKHAND TECHNICAL UNIVERSITY
UTU

Time: 3 hours

Total marks: 100

Attempt any four parts of the following:

1. What are the basic functions of microprocessor? Differentiate between microprocessor and microcomputer.
2. Describe the functions of flag of the 8085 microprocessor.
3. How instruction cycle, machine cycle and clock cycle are related? Explain them with proper sketches.
4. Discuss the improvement of INTEL 8086 over INTEL 8085 microprocessor.
5. Write short note on built-in serial data interface of 8085.
6. Describe the function of the 8086 instruction queue. How does it speed up processing?