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Protech Interview Questions
Questions Answers Views Company eMail

what is serilization?

 6 12910

Speak on your unforgettable or memorable day for two minutes?

 82 687548

Difference between Triggers and Stored Procedure

 23 69365

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

 1 6685

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

 2 13733

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

 2825

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

1 4723

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

2222

Question asked in prototech first round

 1104

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Protech Interview Questions


Un-Answered Questions

Donnan's equilibrium?

2050

what is the difference between usobt_c and usobx_c?

1087

What is Apache Flume?

93

what is one way , two way matching , three way , four way matching ?

1612

Explain the difference in approach when designing a responsive website over a mobile-first strategy?

396




What is the main purpose of java servlets?

758

What is a web page?

579

What is the difference between range and arange in python?

656

Name the attributes of javax.ejb.stateful.

756

What is ttl (time to live) in hbase?

157

What is an example of a parasite relationship?

658

Explain the difference between value and reference types?

642

How to move to the realization phase?

862

What are the advantages of powder metallurgy?

839

Can we say a COGROUP is a group of more than 1 data set?

396