Digit Insurance UI Developer Interview Questions and Answers

Q1. What lib list ?
Ans. 
A list of libraries used in software development.
• Common libraries like React, Angular, jQuery

• Backend libraries like Express, Django, Spring

• Database libraries like Sequelize, SQLAlchemy, Hibernate
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Q2. What is Physical file
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A physical file is a file stored on a physical storage device, such as a hard drive or solid-state drive.
• Physical files are stored on physical storage devices like hard drives or SSDs.

• They can be accessed and manipulated by software applications.

• Examples include text documents, images, videos, and executable programs.
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Q1. What is batch job
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A batch job is a program that processes a large amount of data in a single run without user interaction.
• Batch jobs are typically scheduled to run at specific times, often during off-peak hours.

• They are commonly used for tasks such as data processing, report generation, and system maintenance.

• Examples of batch job tools include cron in Unix/Linux systems and Task Scheduler in Windows.
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Q2. What is interctive job
Ans. 
An interactive job is a task or project that requires active participation and engagement from the user.
• Interactive jobs involve real-time feedback and communication between the user and the system.

• Examples include video games, online surveys, and interactive websites.

• Users have control over the outcome of the task based on their input and decisions.
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Q1. Oops concept and c# basic questions for freshers and sql basics
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Q2. What is .net framework
Ans. 
.NET Framework is a software framework developed by Microsoft that provides a runtime environment for building and running applications.
• .NET Framework is a platform for developing and running applications on Windows.

• It includes a large library of pre-built code and a runtime environment for executing applications.

• It supports multiple programming languages such as C#, VB.NET, and F#.

• It provides features like memory mana...read more
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Q3. Stored procesure insert update syntax
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Q4. Oops questions inheritance constructors
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Q5. Joins in sql and types
Ans. 
Joins in SQL are used to combine rows from two or more tables based on a related column between them.
• There are different types of joins in SQL: inner join, left join, right join, and full outer join.

• Inner join returns only the matching rows from both tables.

• Left join returns all the rows from the left table and the matching rows from the right table.

• Right join returns all the rows from the right table and the matching ...read more
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Q1. Basic oops concepts
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Q2. Web api questions
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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
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Q1. Sql plsql and oracle
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Q1. Sql plsql and oracle
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Q2. Spa plsql and oracle
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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
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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.
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