RubicoIT Software Engineer Trainee Interview Questions and Answers

20 - 30 min easy aptitude test with Math questions

Algorithm question, explain approach

Q1. Easy C linked list question
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Q2. Difference between Python and C++, Neural Networks, etc
Ans. 
Python is a high-level, interpreted language known for its simplicity and readability. C++ is a lower-level, compiled language with more control over memory management.
• Python is easier to learn and write code quickly compared to C++.

• C++ allows for more control over memory management and is typically faster than Python.

• Python is commonly used for neural networks due to its simplicity and readability.

• C++ is also used for...read more
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Q1. Situation question
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Q1. What is polymorphism
Ans. 
Polymorphism is the ability of a function or method to behave differently based on the object it is acting upon.
• Polymorphism allows objects of different classes to be treated as objects of a common superclass.

• It enables a single interface to be used for different data types or classes.

• Examples include method overloading and method overriding in object-oriented programming.
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Q2. Find missing number from nth number array.
Ans. 
Find missing number from nth number array.
• Iterate through the array and calculate the sum of all numbers

• Calculate the sum of numbers from 1 to n using the formula n*(n+1)/2

• Subtract the sum of array from the sum of numbers from 1 to n to find the missing number
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Q3. Explain inheritance and it types
Ans. 
Inheritance is a concept in object-oriented programming where a class inherits properties and behaviors from another class.
• Inheritance allows a class to reuse code from another class.

• Types of inheritance include single inheritance, where a class inherits from only one parent class, and multiple inheritance, where a class inherits from multiple parent classes.

• Example: Class B inherits from Class A, so Class B can access
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Q4. Find 2nd max elements from aaray
Ans. 
Find 2nd max element from array of strings
• Sort the array in descending order

• Skip the first element (max element)

• Return the second element
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Q1. Inheritance, Contructord, Polymorphism etc
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Q1. Exception Handing, Datatypes, Unix, Sql
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First round was a DSA round. Interviewers were helpful.

Q1. It was a technical round with the team lead.
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3 coding questions and mcq

General aptitude questions will be asked

Q1. Salesforce.com technical questions will be asked
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Q1. Salary negotiation etc
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