Zenoti Full Stack Software Developer Interview Questions and Answers

Reasoning, maths, Devops, AI, ML

Q1. What are semantic tags in HTML?
Ans. 
Semantic tags in HTML are specific tags that provide meaning to the content they enclose.
• Semantic tags help search engines and screen readers understand the structure of a webpage.

• Examples of semantic tags include <header>, <footer>, <nav>, <article>, <section>, <aside>, <main>, <figure>, <figcaption>.

• Using semantic tags improves SEO and accessibility of a website.
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Q2. Difference between Java and Javascript?
Ans. 
Java is a statically typed programming language used for backend development, while JavaScript is a dynamically typed scripting language used for frontend development.
• Java is a statically typed language, meaning variable types are explicitly declared and checked at compile time.

• JavaScript is a dynamically typed language, meaning variable types are determined at runtime.

• Java is typically used for backend development, se...read more
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Q2. Programming related
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Q1. How pagination work in jpa
Ans. 
Pagination in JPA allows for retrieving a subset of results from a query by specifying a limit and offset.
• Use the setFirstResult() method to specify the starting index of the results to retrieve

• Use the setMaxResults() method to specify the maximum number of results to retrieve

• Combine setFirstResult() and setMaxResults() to implement pagination in JPA queries
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Q2. How to create restful api
Ans. 
To create a RESTful API, define endpoints, use HTTP methods, handle requests and responses, and follow REST principles.
• Define endpoints for different resources (e.g. /users, /products)

• Use HTTP methods like GET, POST, PUT, DELETE for CRUD operations

• Handle requests and responses in JSON format

• Follow REST principles like statelessness, uniform interface, and client-server architecture
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Q1. Triggers in sql
Ans. 
Triggers in SQL are special stored procedures that are automatically executed when certain events occur in a database.
• Triggers can be used to enforce business rules, maintain referential integrity, and audit changes to data.

• There are two main types of triggers: DML triggers (executed in response to data manipulation language events) and DDL triggers (executed in response to data definition language events).

• Examples of ...read more
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Q2. Char vs varchar
Ans. 
char is fixed length, varchar is variable length
• char stores fixed length strings, while varchar stores variable length strings

• char pads with spaces to reach fixed length, varchar does not pad

• char is faster for fixed length data, varchar is more flexible for variable length data
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Q3. Localisation in angular
Ans. 
Localization in Angular involves translating the application into different languages and adapting to different regions.
• Use Angular's built-in i18n tools to mark translatable text in templates

• Create separate language files for each supported language

• Use ngx-translate or similar libraries for dynamic language switching
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Q4. Design patterns in .dotnet core
Ans. 
Design patterns in .NET Core are reusable solutions to common problems in software design.
• Some common design patterns in .NET Core include Singleton, Factory, Observer, and Strategy.

• Design patterns help in creating maintainable, scalable, and efficient code.

• They promote code reusability and separation of concerns.

• Examples: Singleton pattern ensures a class has only one instance, Factory pattern creates objects without ...read more
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Q1. Technology related
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Q2. Programming related
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Q1. How to create restfull api
Ans. 
To create a RESTful API, define endpoints, use HTTP methods, handle requests and responses, and follow REST principles.
• Define endpoints for different resources (e.g. /users, /products)

• Use HTTP methods (GET, POST, PUT, DELETE) for CRUD operations

• Handle requests and responses in JSON format

• Follow REST principles like statelessness, uniform interface, and client-server architecture
Answered by AI
Add your answer
Q2. How to do pagination in jpa
Ans. 
Pagination in JPA allows fetching a subset of results from a query.
• Use the setFirstResult() method to set the starting index of the results to retrieve

• Use the setMaxResults() method to set the maximum number of results to retrieve

• Combine setFirstResult() and setMaxResults() to implement pagination
Answered by AI
Add your answer

Reasoning, maths, Devops, AI, ML

Q1. What are semantic tags in HTML?
Ans. 
Semantic tags in HTML are specific tags that provide meaning to the content they enclose.
• Semantic tags help search engines and screen readers understand the structure of a webpage.

• Examples of semantic tags include <header>, <footer>, <nav>, <article>, <section>, <aside>, <main>, <figure>, <figcaption>.

• Using semantic tags improves SEO and accessibility of a website.
Answered by AI
Add your answer
Q2. Difference between Java and Javascript?
Ans. 
Java is a statically typed programming language used for backend development, while JavaScript is a dynamically typed scripting language used for frontend development.
• Java is a statically typed language, meaning variable types are explicitly declared and checked at compile time.

• JavaScript is a dynamically typed language, meaning variable types are determined at runtime.

• Java is typically used for backend development, se...read more
Answered by AI
Add your answer

Q1. How to create restful api
Ans. 
To create a RESTful API, you need to define endpoints, use HTTP methods, handle requests and responses, and follow REST principles.
• Define endpoints for different resources (e.g. /users, /products)

• Use HTTP methods like GET, POST, PUT, DELETE for CRUD operations

• Handle requests and responses in JSON format

• Follow REST principles like statelessness, uniform interface, and client-server architecture
Answered by AI
Add your answer
Q2. How pagination work in jpa
Ans. 
Pagination in JPA allows for retrieving a subset of results from a query.
• Use the setFirstResult() method to specify the starting index of the results to retrieve

• Use the setMaxResults() method to specify the maximum number of results to retrieve

• Combine setFirstResult() and setMaxResults() to implement pagination in JPA queries
Answered by AI
Add your answer