EZmall.com Interview Questions and Answers

I was attended for technical f2f round for Android app developer, they asked to develop sample app with large json parsing in grid view. It's good and nice.

Q1. Once you successfully implemented coding, they will take technical f2f round. It will mainly in all topics of android.
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Q1. Why would you like to join us
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Q2. Why would u like to join us
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Q1. Difference between Drop and Truncate ?
Ans. 
Drop deletes the table structure and data, while truncate only deletes the data.
• Drop is a DDL (Data Definition Language) command, while truncate is a DML (Data Manipulation Language) command.

• Drop removes the table from the database, while truncate only removes the rows from the table.

• Drop is slower and requires more permissions than truncate.

• Example: DROP TABLE table_name; TRUNCATE TABLE table_name;
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Q2. To write SQL queries
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Q1. Why you are switching to non-core?
Ans. 
I am switching to non-core because I want to explore new opportunities and challenges outside of my current field.
• Seeking new challenges and opportunities

• Exploring different industries and roles

• Developing new skills and gaining diverse experience
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Q2. What are your expected salary?
Ans. 
I am looking for a competitive salary that reflects my skills and experience in the data analysis field.
• Research the average salary for Data Analysts in your area to have a realistic expectation

• Consider your level of experience, education, and any specialized skills you bring to the table

• Be prepared to negotiate based on the company's budget and benefits package
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Q1. What is lazyloading
Ans. 
Lazy loading is a design pattern commonly used in software development to defer the loading of non-essential resources until they are actually needed.
• Lazy loading helps improve performance by only loading resources when they are required.

• It is commonly used in web development to load images, videos, or other content as the user scrolls down a page.

• Lazy loading can also be used in database queries to fetch data only whe
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Q2. What is difference between angularJS and angular 2
Ans. 
AngularJS is the first version of Angular, while Angular 2 is a complete rewrite with improved performance and features.
• AngularJS is based on JavaScript, while Angular 2 is based on TypeScript.

• AngularJS uses controllers and $scope for data binding, while Angular 2 uses components and directives.

• AngularJS has two-way data binding, while Angular 2 has one-way data binding.

• AngularJS has a digest cycle for change detection...read more
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Q1. Puzzle asked from CEO
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Core Java, Spring boot, Hibernate, MySQL

Q1. Technical Questions
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Q2. Logic Problems
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Q1. Logic Problems solving (face to face interview)
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Q2. Personality check
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