GeeksForGeeks Software Development Engineer Interview Questions, Process, and Tips

Q1. Coding question: Given a sorted array of numbers. All numbers have freq of 2 in array except one number. Find that number with T.C of logn
Ans. 
Find the single number in a sorted array with frequency of 2 for all other numbers.
• Use binary search to find the number with different frequency.

• Check if the mid element is at even or odd index to determine which side to search next.

• Example: Input array [1, 1, 2, 2, 3, 3, 4, 4, 5] should return 5.
Answered by AI
Add your answer
Q2. Print left view of tree
Ans. 
Print the left view of a tree by traversing the tree from left to right at each level
• Traverse the tree using level order traversal

• Print the first node at each level encountered during traversal
Answered by AI
Add your answer

Q1. Detailed discussion on projects
Add your answer
Q2. Questions on O.S like about deadlocks,etc..
Add your answer

Q1. What is oops , explain its concepts
Ans. 
OOPs stands for Object-Oriented Programming. It is a programming paradigm based on the concept of objects.
• OOPs concepts include encapsulation, inheritance, polymorphism, and abstraction.

• Encapsulation refers to the bundling of data with the methods that operate on that data.

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

• Polymorphism allows objects to be treated as instances of their par...read more
Answered by AI
Add your answer
Q2. What do you know about collections in java explain it
Ans. 
Collections in Java are classes that represent groups of objects, providing operations for manipulation and iteration.
• Collections framework in Java provides interfaces (e.g. List, Set, Map) and classes (e.g. ArrayList, HashSet, HashMap) for storing and manipulating groups of objects.

• Collections offer methods for adding, removing, and accessing elements in a collection.

• Collections also provide methods for sorting, searc...read more
Answered by AI
Add your answer

Q1. Tell me about yourself
Ans. 
I am a passionate software engineer with experience in developing web applications using various technologies.
• Experienced in developing web applications using HTML, CSS, JavaScript, and frameworks like React and Angular

• Proficient in backend development with Node.js and databases like MongoDB and MySQL

• Familiar with version control systems like Git and deployment tools like Docker
Answered by AI
Add your answer
Q2. Situation based behaviourial questions
Add your answer

Q1. About myself and my working skills and my previous experience
Add your answer
Q2. What is expected salary
Add your answer
Q3. Are willing to reloacte
Ans. 
Yes, I am willing to relocate for the right opportunity.
• I am open to relocating for a position that aligns with my career goals

• I have relocated for previous job opportunities and am comfortable with the process

• I understand the importance of being flexible and adaptable in the tech industry
Answered by AI
Add your answer

C#,Dotnet MVC,Webform ,sql server, write code ,they give task ask about and explanation.

Q1. Policy term and conditions and expectation
Add your answer
Q2. Why i am leaving privious organization
Add your answer

The first round was aptitude and it has 3 sections

They gave coding regarding java

Q1. Tell about Oops concepts
Ans. 
OOPs concepts are fundamental principles in object-oriented programming, including inheritance, encapsulation, polymorphism, and abstraction.
• Inheritance: Allows a class to inherit properties and behavior from another class. Example: class Dog extends Animal.

• Encapsulation: Bundling data and methods that operate on the data into a single unit. Example: private variables and public methods.

• Polymorphism: Ability to present...read more
Answered by AI
Add your answer
Q2. Difference between method overloading and method overriding
Ans. 
Method overloading is having multiple methods in the same class with the same name but different parameters. Method overriding is having a method in a subclass with the same name and parameters as a method in its superclass.
• Method overloading is resolved at compile time based on the method signature, while method overriding is resolved at runtime based on the object type.

• Method overloading is used to provide different ...read more
Answered by AI
Add your answer

Medium leetcode question on graph was given by third party interviewer BarRaiser

Q1. Software knowledge
Add your answer

Prepare test cases for for winzip