Jawaharlal Nehru Technological University Anantapur 2010-1st Sem B.Tech Code :R7411004 4 IV .ester(R07)Regular s, ember/ember PC BASED INSTRUMENTATION - Question Paper

Code :R7411004 4
IV B.Tech.I Semester(R07)Regular Examinations, November/December 2010
PC BASED INSTRUMENTATION
(Electronics & Instrumentation Engineering)
Time: three hours Max Marks: 80
ans any 5 ques.
All ques. carry equal marks
1. With a block diagram discuss about the essential features of operating system for PC based
instrumentation in detail.
2. (a) Classify the micro computer bus with respect to the functional aspects.
(b) Di®erentiate ranging from ISA and EISA standards.
(c) Mention di®erent kind of signals that appear on primary expansion slot of ISA bus.
3. (a) define the need for operating system like DOS and discuss booting the system.
(b) discuss I/O channels command and control.
4. Draw and discuss the input and output modules of a PLC.
5. provide overview of PLC basic functions and discuss their use with an example.
6. Write short notes on any 4 intermediate functions of a PLC.
7. discuss discrete and analogue operation of PLC with examples.
8. discuss the following:
(a) Auxiliary commands and functions of PLC.
(b) Alternate programming languages.

Earning:   Approval pending.