Titan Company Trainee Interview Questions and Answers

Aptitude + Technical
Aptitude - Quantitative, logical and puzzles
Technical - 3 Coding Questions 1) Maximum sub array sum 2) Longest substring without repeating characters 3) based on bit manipulation + mathematical

Q1. What is oops ? what are pillars of oops ?
Ans. 
OOPs stands for Object-Oriented Programming. The pillars of OOPs are Inheritance, Encapsulation, Abstraction, and Polymorphism.
• OOPs stands for Object-Oriented Programming, a programming paradigm based on the concept of objects.

• The four pillars of OOPs are Inheritance, Encapsulation, Abstraction, and Polymorphism.

• Inheritance allows a class to inherit properties and behavior from another class.

• Encapsulation refers to the...read more
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Q2. Bankers algorithm
Ans. 
Banker's algorithm is a resource allocation and deadlock avoidance algorithm used in operating systems.
• Used to prevent deadlock in a system by ensuring that processes request resources in a safe sequence

• Consists of multiple data structures like Available, Allocation, Max, and Need

• Example: If a process requests resources, the algorithm checks if granting them will lead to a safe state
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Q3. Maximum sub Array sum
Ans. 
Find the maximum sum of a contiguous subarray within an array of integers.
• Iterate through the array and keep track of the maximum sum seen so far.

• At each index, decide whether to include the current element in the subarray or start a new subarray.

• Kadane's algorithm is commonly used to solve this problem efficiently.
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Logical Test based on Calculations and Logics

Q1. Tell me Something about Yourself
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Q1. How to tackle a Particular Problem in the easiest way
Ans. 
Identify the root cause, break down the problem into smaller parts, brainstorm solutions, and choose the simplest one.
• Identify the root cause of the problem

• Break down the problem into smaller, manageable parts

• Brainstorm potential solutions

• Choose the simplest and most effective solution
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Q1. Introduce yourself and then they asked about excel functions
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Q2. Then they gave a reasoning question to solve it
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Logical Test based on Calculations and Logics

Q1. Tell me Something about Yourself
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Q1. How to tackle a Particular Problem in the easiest way
Ans. 
Identify the root cause, break down the problem into smaller parts, brainstorm solutions, and choose the simplest one.
• Identify the root cause of the problem

• Break down the problem into smaller, manageable parts

• Brainstorm potential solutions

• Choose the simplest and most effective solution
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