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House Of Shipping Interview Questions and Answers
Q1. what are truncate, delete and drop statement in sql
Truncate, delete, and drop are SQL statements used to remove data or objects from a database.
Truncate: Removes all rows from a table without logging individual row deletions. It is faster than delete but cannot be rolled back.
Delete: Removes specific rows from a table based on a condition. It logs individual row deletions and can be rolled back.
Drop: Removes an entire table, view, index, or database from the database schema. It cannot be rolled back.
Q2. difference between find element and find element
find element is a method in Selenium used to locate a single web element on a webpage, while find elements is used to locate multiple web elements.
find element returns a single web element based on the locator strategy provided
find elements returns a list of web elements based on the locator strategy provided
Example: driver.findElement(By.id("elementId")) vs driver.findElements(By.className("elementsClass"))
Q3. diff b/w abstract class and abstract method
Abstract class is a class that cannot be instantiated, while abstract method is a method without implementation.
Abstract class can have both abstract and non-abstract methods, while abstract method must be inside an abstract class.
Abstract class can have constructors, while abstract method cannot have a body.
Abstract class can have variables, while abstract method cannot have a body.
Q4. write a program for reverse string
Program to reverse a string using array of characters
Create an array of characters to store the input string
Iterate through the input string and store each character in the array
Iterate through the array in reverse order to construct the reversed string
Q5. what is init() funtion
init() function is a method used in programming to initialize an object or set up initial values.
init() function is commonly used in object-oriented programming languages like Java and Python.
It is called automatically when an object is created.
The init() function is used to set default values, allocate memory, or perform any other necessary setup for an object.
Q6. What is our business
Our business is a technology company specializing in developing software solutions for businesses.
Specializes in developing software solutions for businesses
Uses technology to improve business operations
Provides consulting services for implementing software solutions
Q7. What is the feature engineering menthods you used
I have used techniques like one-hot encoding, feature scaling, polynomial features, and interaction terms for feature engineering.
One-hot encoding for categorical variables
Feature scaling for numerical variables
Polynomial features for capturing non-linear relationships
Interaction terms for capturing interactions between features
Q8. How to deploy project into orchestrator
Project deployment into orchestrator involves packaging the project, configuring orchestrator settings, and deploying the package.
Package the project into a deployable format (e.g. Docker container, zip file)
Configure orchestrator settings such as environment variables, network configurations
Deploy the packaged project to the orchestrator using tools like Kubernetes, Docker Swarm, or AWS ECS
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