Think Future Technology Interview Experience for Software Trainee (On-Campus)

First round (60 minutes) (QA): This round was for an online MCQ test that included aptitude, reasoning, networking, programming, and operating system, etc.

Second round (70 minutes) (TR):

• Print this pattern 

            1
         2  2
      3  3  3
   4  4  4  4
5  5  5  5  5

• Print Frequency of vowels presents in Elephant. The output that the interviewer wants is:-

a-1
e-1
i-0
o-0
u-0

• What is OOP, constructor, destructor, working of the virtual destructor, constructor, and destructor in inheritance, operator overloading, and Runtime 
  polymorphism?
• How to insert a node in the middle of a doubly linked list (only concept).
• What is a tree, what is the difference between a binary tree and a binary search tree, and why do we use an AVL tree?
• Working on Queue data structure.
• What joins, normalization?
• Why we don’t use a void type primary function in cpp
• Why do we use .h in the header file?
• Why do we use a return 0 in the primary function?

Third round (35 minutes) (TR):

• Calculate a sum of string a=”1234”;
  Output:- 10
• Calculate a sum of string a=”1abBB32”
  Output:- 6
• Remove duplicate in sorted array = {1,2,2,3,4,5,5}
  Output :- {1,3,4}
• Remove Duplicate in Sorted array = {1,2,2,3,4,5,5}
  Output :- {1,2,3,4,5}
• What is Database, OOPs?

Fourth round (20 minutes) (HR+TR)

• What is Deadlock, Round robin Scheduling.
• How to deal with Deadlock.
• What is DNS, OOP, difference between C & CPP.
• The interviewer explains the CTC structure & Bond.
• Told the Joining Date.

Result – Selected

This is an on-campus drive at Jamia Millia Islamia, New Delhi.