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My Infosys Interview Experience Fresher - Technical Questions


Company Name:  Infosys 

Walk-in Location: Jaipur

I want to share my Infosys Interview Experience

Technical Round:   

1.Explain SDLC
2.What do you know about C programming?
3.Difference B/W C++, C and Java?
4.What are the 4 basics of OOPS? 
5.What you mean by Object Relational DBMS? 
6.Structural difference between bitmap and b-tree index ? 
7.What is database Schema?
8. What is difference between foreign key and reference key ? 
9.Tell me about DSN?
10.What is the difference between an EXE and a DLL? 
11.What is SMTP?
12.What is an interrupt?
13.What is debugger?
14.What port does telnet use?
15.Define Data Abstraction. What is its importance? 
16.Given an array of 1s and 0s arrange the 1s together and 0s together in a single scan of the array. Optimize the boundary conditions.
17.What is null pointer?
18.What is WPF and WCF?
19.Different types of keys in SQL?
20.Why is it difficult to store linked list in an array?
21.Explain about Joins, Views, Normalization, Triggers?
22.Write a program to swap two numbers without using a temporary variable?
23.Write output of the program?
int i=10;
printf("%d%d%d",i,++i,i++);
Answer = 10 12 12
24.What is virtual function and pure virtual function?
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