Digiglobe Solutions Interview Questions and Answers for Freshers

Round duration - 90 minutes
Round difficulty - Easy

The exam was in the day at noon. The exam consisted of some MCQ questions from technical subjects and some questions from math and reasoning.
1.Technical test: questions were from basic data structure, DBMS, oops, c and computer networks.
2. Aptitude: Questions were from math and reasoning like work problems, pipe problems, age problems, etc.
3. English: It had some reading compressions and spotting the error questions of easy level.
3. Coding round: This consisted of two questions that were to be solved in 45 mins.

• Q1. Implement indexOf() You are given two strings A and B. Find the index of the first occurrence of A in B. If A is not present in B, then return -1. For Example: ...read more
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• Q2. First non repeating character Ninja is now bored with numbers and is now playing with characters but hates when he gets repeated characters. Ninja is provided a...read more
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Round duration - 40 minutes
Round difficulty - Medium

The interview was scheduled in the morning.
The interviewer asked me back to back questions based on oops concepts, data structure and DBMS.
1.What is Constructor
2.Properties of constructor
3.What is constructor and syntax
4.difference between java and c++
5.Java version I am using currently.
6.Difference between JDK and JRE.
7.Abstract class and method
8.Abstraction
9.Encapsulation
10.What is Data structures and types 
11.Push pop operations of stack
12.Array and LinkedList difference
13.Transaction and types of transaction in DBMS
14.Normalisation and explain its types
15.Triggers in DBMS
16.How Transaction is control 
17.Joins 
18.TCP and UDP difference 
19.Http what is protocols and it's port no
20.Proxy server
21.Layers of tcp/ip

• Q1. LCA In A BST You are given a binary search tree of integers with N nodes. You are also given references to two nodes P and Q from this BST. Your task is to find...read more
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Round duration - 30 minutes
Round difficulty - Medium

The interview was scheduled for the evening on the same day.
He again asked me questions on topics from oops and Data Structure.
1. encapsulation
2. polymorphism
3. constructor can be inherited or not, 
4. Difference between HashSet & tree set 
5. What is the concurrent collection and synchronized collection
6., Difference between abstract and interface,
7.can abstract method be private or static
8. what is 2 nf , 
9.what is overloading
10. What is a linked list.
11. Then, he asked me how can I detect a loop in a liked list.

Coding-detect a loop in a linked list.
12. After the coding question was done he asked me the complexity of my solution.
13. Finally, he said if I had any questions for him. 

I said no and the interview ended.

• Q1. Cycle Detection in a Singly Linked List You have given a Singly Linked List of integers, determine if it forms a cycle or not. A cycle occurs when a node's ...read more
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Round duration - 10 minutes
Round difficulty - Easy

The interview was at the noon
He asked me to Introduce Myself and asked few basic questions.

• Q1. Basic HR Questions

  Introduce yourself.

  Do you know anyone who works for us? 

  Why should we hire you?

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