Bista Solutions Software Developer Interview Questions and Answers

Q1. Run time polymorphism code
Add your answer
Q2. Linked list code
Add your answer
Q3. Deep copy shallow copy differences
Ans. 
Deep copy creates a new copy of an object with its own unique memory space, while shallow copy creates a new object that references the same memory locations as the original object.
• Deep copy duplicates all nested objects, while shallow copy only duplicates the references to nested objects.

• Deep copy ensures that changes to the copied object do not affect the original object, while shallow copy may lead to unintended sid...read more
Answered by AI
Add your answer

Q1. More deep questions about polymorphism code
Add your answer
Q2. Code for interchange of strings without strcpy
Ans. 
Use a loop to swap characters of two strings without using strcpy function.
• Create two arrays of characters to store the strings

• Use a loop to iterate through each character of the strings and swap them

• Ensure to handle cases where strings have different lengths
Answered by AI
Add your answer

Refer to aptitude textbooks for easy and normal questions as anticipated.

Q1. How would you measure the stack space without using the task manager, when an application is running on a computer? Write an algorithm if possible!!!
Add your answer

It included all aptitude

Contains all pseudo questions related to DSA

Q1. What is a class?
Ans. 
A class is a blueprint for creating objects in object-oriented programming.
• Defines the properties and behaviors of objects

• Can be used to create multiple instances of objects

• Encapsulates data and methods within a single unit
Answered by AI
Add your answer
Q2. What is an object?
Ans. 
An object is a self-contained entity that consists of data and methods to manipulate that data.
• Objects are instances of classes in object-oriented programming.

• They have attributes (data) and methods (functions) to operate on the data.

• Objects can interact with each other through method calls.

• Example: In a car simulation program, a 'Car' object may have attributes like 'color' and 'speed', and methods like 'accelerate' a
Answered by AI
Add your answer
Q3. How the login page comes when clicks on some webpage icon like facebook?
Ans. 
The login page is displayed when a user clicks on a webpage icon like Facebook by redirecting to a separate login page.
• Clicking on the webpage icon triggers a redirect to the login page

• The login page prompts the user to enter their credentials

• After successful login, the user is redirected back to the original webpage
Answered by AI
Add your answer
Q4. DDL and DML commands
Add your answer
Q5. Polymorphism and method overriding?
Add your answer
Q6. Entire opps in java
Ans. 
Object-oriented programming in Java involves creating classes, objects, inheritance, polymorphism, and encapsulation.
• Classes are blueprints for objects, defining attributes and behaviors.

• Objects are instances of classes, representing real-world entities.

• Inheritance allows a class to inherit attributes and methods from another class.

• Polymorphism enables objects to be treated as instances of their parent class.

• Encapsulat...read more
Answered by AI
Add your answer

Basic C# coding Questions

Q1. Questions related to Angular
Add your answer
Q2. Question related to ASP.NET CORE
Add your answer

Q1. Given strings and asked to write down the first non-repeatable string
Add your answer
Q2. Palindrome program in java
Ans. 
A palindrome program in Java checks if a given string reads the same forwards and backwards.
• Create a function that takes a string input

• Use a loop to compare characters from both ends of the string

• Return true if the string is a palindrome, false otherwise
Answered by AI
Add your answer
Q3. Diamond problem in java
Ans. 
Diamond problem in Java occurs when a class inherits from two classes that have a common ancestor, resulting in ambiguity.
• Diamond problem arises in multiple inheritance scenarios in Java.

• It occurs when a class inherits from two classes that have a common ancestor.

• To resolve the diamond problem, Java does not support multiple inheritance through classes, but it can be achieved using interfaces.

• Example: Class A and Class...read more
Answered by AI
Add your answer
Q4. Given a list of numbers and insisted to get the sum of numbers which gives 6
Ans. 
Iterate through the list and find pairs of numbers that sum up to 6
• Iterate through the list and check if the current number + any other number in the list equals 6

• Store the pairs of numbers that sum up to 6 in a separate list

• Return the list of pairs
Answered by AI
Add your answer

Q1. Java based questions
Add your answer

Q1. Every single oops concepts
Add your answer
Q2. Every sql questions possiible
Add your answer

Q1. I attended only technical not yet results announced
Add your answer
Q2. I attended only technical not yet result announced
Add your answer

SQL , CODING QUESTION PYTHON

Q1. BASIC SQL QUESTIOS
Add your answer
Q2. OOPS 4 PILLARS INHERITANCE ETC
Add your answer

Q1. TELL ME ABOUT YOURSELF
Ans. 
I am a software developer with 5 years of experience in Java, Python, and SQL.
• 5 years of experience in Java, Python, and SQL

• Strong problem-solving skills

• Experience working in Agile development environment

• Familiarity with version control systems like Git

• Passionate about learning new technologies
Answered by AI
Add your answer
Q2. WHAT DO YOU KNOW ABOUT YOUR COMPANY
Ans. 
Company is a leading software development firm specializing in creating innovative solutions for various industries.
• Company has a strong reputation for delivering high-quality software products

• Specializes in creating custom solutions for clients in different industries

• Known for innovative and cutting-edge technology solutions

• Has a diverse portfolio of successful projects

• Company values teamwork and collaboration in thei
Answered by AI
Add your answer

Q1. Difference between linked list and array list
Ans. 
Linked list is a data structure where elements are stored in nodes with pointers to the next node. Array list is a dynamic array that can grow or shrink in size.
• Linked list allows for efficient insertion and deletion of elements anywhere in the list.

• Array list provides fast access to elements using index, but slower insertion and deletion compared to linked list.

• Example: Linked list - 1 -> 2 -> 3 -> 4 -> 5, Array list
Answered by AI
Add your answer
Q2. Difference between @controller and @ Rest controller
Ans. 
The @Controller annotation is used for traditional MVC controllers, while @RestController is used for RESTful web services.
• The @Controller annotation is used to define a class as a Spring MVC controller, which can handle HTTP requests and return a view.

• The @RestController annotation is used to define a class as a controller for RESTful web services, which can handle HTTP requests and return data in JSON or XML format.

• T...read more
Answered by AI
Add your answer