Easypolicy.com Android Developer Interview Questions and Answers

Q1. DSA Round & Introduction Round
Add your answer
Q2. DP Question related to subsequence
Add your answer

Q1. Design Parking Lot
Ans. 
Design a parking lot system with multiple levels and spots for cars.
• Create a class for ParkingLot with attributes like levels, spots per level, etc.

• Implement methods for parking a car, removing a car, checking availability, etc.

• Consider implementing a ticketing system for tracking parked cars.

• Utilize data structures like arrays, lists, or maps to manage parking spots efficiently.
Answered by AI
Add your answer
Q2. Sort Numbers with large file
Ans. 
Use external sorting algorithm like merge sort to efficiently sort numbers in a large file.
• Break the large file into smaller chunks that can fit into memory

• Sort each chunk individually using a sorting algorithm like merge sort

• Merge the sorted chunks back together to get the final sorted result
Answered by AI
Add your answer

Q1. What is pointer
Ans. 
A pointer is a variable that stores the memory address of another variable.
• Pointers are used to access and manipulate memory directly.

• They are commonly used in programming languages like C and C++.

• Example: int *ptr; // declares a pointer to an integer variable
Answered by AI
Add your answer

Q1. Difference b/w map and array in CPP. What are generators in Python. What is Polynomial Regression? Normalisation in DBMS.
Ans. 
Map and array in CPP are both data structures, but map is a key-value pair container while array is a collection of elements with a fixed size.
• Map in CPP is a container that stores elements in key-value pairs, allowing fast lookups based on keys.

• Array in CPP is a collection of elements of the same data type, stored in contiguous memory locations.

• Generators in Python are functions that allow you to iterate over a sequen...read more
Answered by AI
Add your answer
Q2. Realtional Algebra in DBMS
Ans. 
Relational Algebra is a procedural query language used to query databases in DBMS.
• Relational Algebra is used to perform basic operations like selection, projection, join, etc. on relations.

• It helps in retrieving specific information from databases based on certain conditions.

• Examples of operations in Relational Algebra include Union, Intersection, Difference, Cartesian Product, etc.
Answered by AI
Add your answer

All aptitude type questions as well as core computer science subject questions comes

Profit loss , number system, code decode

Q1. What is DDL, DML, DQL
Ans. 
DDL stands for Data Definition Language, DML stands for Data Manipulation Language, and DQL stands for Data Query Language.
• DDL is used to define the structure of database objects such as tables, indexes, and views.

• DML is used to manipulate data in the database, such as inserting, updating, and deleting records.

• DQL is used to retrieve data from the database using queries.

• Examples: CREATE TABLE is a DDL statement, INSERT...read more
Answered by AI
Add your answer

Q1. Basic hr question like where are you from what is your expirence and expected salary
Add your answer

Q1. It was a video call round with Sr. iOS Dev. Questions were more from the the side of implementation of mvvm Architecture. All the questions were around design pattern and architecture. Higher order functio...read more
Add your answer
Q2. Higher order function
Add your answer

Practice everyday

Just share your basic thought about the topic but dont shout on Gd.

Q1. Basic questions they try to know whats your thought about currnent affairs and JD.
Add your answer
Q2. All about general insurance
Add your answer

Q1. Why should we hire you?
Add your answer

United India insurence company good work company all prodect sales achieved target award good parformance customer service.