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Shell Instrumentation Interview Questions

Questions Answers Views Company eMail

deference between DCS and PLC including date processing and architacture.

11 20129

the 3 most common transmitter protocol being in refinery or qatar gas and aramco.

2953

If a control valve is hunting means means if we are giving 50% to the cv, the cv will open at 51% then slowly slwoly it will reaches 49% , then it will reaches again 50%, this type of action occured frequntly.. so what to do for solve this problem. The possible cause is in volume booster or positioner's relay.. positioner is double acting .. and make siemens..sipart.The cv is double acting and mounted for anti surge operation, it having 4 nos. volume booster, one sov, one positioner, etc..?

2 12966

Coriolis flow meter coil supply is 24vdc but why still we given 230ac for this transmitter let me explained detailed review please

1 4749

Why we are using temperature and pressure as a reference when measuring flow of steam?

4 9300

what is commissioning & pre commissioning , explain with difination

2 5825

why we are giving negative supply for vibration sensors?

3 11527

What is capacity of impulse line tube ...answer in psi

2 11444

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Shell Instrumentation Interview Questions

Shell Instrumentation Interview Questions (8)

Un-Answered Questions

What do you mean by polymorphism?

1050

What are hooks in cucumber?

Explain about document formatting?

1092

What is a ‘conflict’ in git?

What is use of scriptlet tags in jsp?

897

What is order type for preventive maintenance?

907

Explain what are tp-lite and tp-heavy monitors?

923

In which scenario, you will use singleton and prototype scope?

408

What are the sticky keys on a laptop?

587

Does node run on windows?

492

How to load the data from a flat file into the target where the source flat file name changes daily?

1070

What is Web Page Composer?

1017

What is the use of program id in sender rfc adapter?

2369

What is the difference between recovery and restoring of the oracle database?

1226

I have a mapping loading 100 records and it failed on 20th record. how to recover it without changing anything.(in prod where we don't have any access).. (the session should should start from 21 record)

1632