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Watchyourhealth.com Android Developer Interview Questions and Answers
Watchyourhealth.com Android Developer Interview Experiences
4 interviews found
(1 Question)
- Q1. What is Andiod lifecycle and why it is important
- Ans.
Android lifecycle refers to the series of states an app goes through from when it is first launched to when it is closed.
Android lifecycle includes states like onCreate, onStart, onResume, onPause, onStop, and onDestroy.
Understanding the Android lifecycle is important for managing resources efficiently and ensuring a smooth user experience.
For example, saving and restoring instance state during configuration changes li...
Shailendra
- Q1. What is the difference between serializable and andriod developer
- Q2. What are the different types of andriod components
- Q1. What is the main role of andriod developer
- Q2. How you manage workload
Selected
I applied via Indeed and was interviewed before Dec 2023. There was 1 interview round.
What are the main components of an andriod application?
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Mansi Patel
I applied via Company Website and was interviewed before Jun 2023. There was 1 interview round.
(2 Questions)
- Q1. Explain joins in SQL
- Ans.
Joins in SQL are used to combine rows from two or more tables based on a related column between them.
Joins are used to retrieve data from multiple tables based on a related column between them
Types of joins include INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL JOIN
INNER JOIN returns rows when there is at least one match in both tables
LEFT JOIN returns all rows from the left table and the matched rows from the right table
...
- Q2. What are object and class in OOPs?
- Ans.
Objects are instances of classes in OOPs. Classes are blueprints for creating objects with attributes and methods.
Objects are instances of classes
Classes are blueprints for creating objects
Classes define attributes and methods for objects
Example: Class 'Car' with attributes like 'color' and methods like 'drive'
Skills evaluated in this interview
Medium DSA question on dynamic programming
Array duplicates and burn binary tree
(1 Question)
- Q1. Project specific
(2 Questions)
- Q1. Coding questions on Data Structures
- Q2. SQL query to find salary department wise
- Ans.
Use SQL query to find salary department wise
Use GROUP BY clause to group salaries by department
Use SUM() function to calculate total salary for each department
Join with department table if necessary to get department names
Skills evaluated in this interview
Senior Engineer Interview Questions & Answers
Hughes Systique Corporation
Anonymous
posted on 17 Feb 2024
Selected
I applied via Naukri.com and was interviewed before Feb 2023. There were 2 interview rounds.
(1 Question)
- Q1. Basic javascript and angular
(1 Question)
- Q1. Js and angular questions
I applied via Campus Placement and was interviewed in Feb 2024. There were 4 interview rounds.
Percentage, logical reasoning
10 min and topics were chosen by ourselves
(1 Question)
- Q1. Technical interview with basic questions
(1 Question)
- Q1. Questions from core dept
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based on 5 interviews
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