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Protech Interview Questions

Questions Answers Views Company eMail

what is serilization?

6 13956

Speak on your unforgettable or memorable day for two minutes?

82 701862

Difference between Triggers and Stored Procedure

23 73627

what is uniary operators and binary operators and what is the difference

1 7338

Where can i get Latest Microsoft .Net Certification Dumps & what Types of .Net Certifications are there?

2 14362

Write a c program to build a heap method using Pointer to function and pointer to structure ?

3169

Write a program to add a given duration with time(24hrs format)

1 5091

Table1: Col1 col2 1 2 10 3 4 89 5 6 Table:2 Col1 col2 3 2 9 5 4 7 6 87 With the help of table1 and table2 write a query to simulate the fallowing results. Output1: Col1 col2 1 2 2 3 3 4 4 5 5 6 Output2: Col1 col2 2 3 10 4 5 89 6 7 1.Write query for single row to multiple row using sql statements. Eg:a,b,c,d,e,f Change to A B C D E F 2. Write query for multiple row to single row using sql statements. Eg2 A B C D E F Change to Eg:a,b,c,d,e,f Table1: Col1 col2 8 5 2 9 4 2 5 1.Write a query to select all the rows from a table1,if the value of A is null then corresponding B’s value should be printed in A’s value.if the value of A is null in that table then corresponding B’s value should be printed as 30. 2. write a query to find the sum of A and B .display the max among both. 3.write a query to find total number of rows from table 1. Note: if any column value is null in a row then that row should be considered as 2 rows. 4.write a query to display all the records of table1 except A containg 2 as well B containg 5. 5.rewrite the fallowing without using join and group by. Select b.title,max(bc.returneddate –bc.checkoutdate)” mostdaysout” From bookshelf_checkout bc, Book shelf B Where bc.title(+)=b.title Group by b.title. 6.rewrite fallowing query Select id_category from category_master X where exists (select 1 from sub_category Y where X.id_category=Y.id_category) Customer: Name phone1 phone2 phone3 bitwise A 23456 67890 12345 --- B 67459 89760 37689 --- Don’t_call Col1 67890 37689 1.q) update the customer table of bitwise with 1 or 0. Exists in don’t_call table menas show -1 Other wise -0. Output. Name bitwise A 010 B 010

2421

Question asked in prototech first round

1437

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Protech Interview Questions

Un-Answered Questions

1. What is maximum permissible distance between smoke detectors ? 2. How do we decide number of smoke detectors required in a large office, warehouse, hall etc ? 3. What should be maximum height of smoke detectors ? 4. Where do we use heat detector, optical smoke detector, temperature sensitive detector ?

2912

Is php used in 2019?

995

Causes of M/E high exhaust valve temperature

1940

in gas chromatography what is the difference between gas flow rate and average linear velocity ?

2604

Why do we need tomcat?

809

What is hematite?

874

How does mongodb replica set work?

Define neighbourhood of a point in a plane

1001

What is semantic analysis?

865

How to join a work group in windows xp?

926

Difference between external id & unique id?

475

Explain the steps taken to operate a tank-blanketing valve?

952

What is the new fi-gl in fi in ecc? : fi- general ledger accounting

1050

What is view factor ?

1296

How do you take millions of users with 100's of transactions each, amongst 10000's of products and group the users together in a meaningful segments?

430