Hypersonix Interview Questions, Process, and Tips

Q1. What is web scraping
Ans. 
Web scraping is the process of extracting data from websites using automated tools or scripts.
• Web scraping involves fetching and parsing HTML content from websites.

• It can be used to extract specific information such as product prices, news articles, or contact details.

• Popular tools for web scraping include BeautifulSoup, Scrapy, and Selenium.

• Web scraping should be done ethically and in compliance with website terms of ...read more
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Q2. What is asyncio
Ans. 
asyncio is a Python library that provides asynchronous I/O, event loops, and coroutines for concurrent programming.
• asyncio allows you to write concurrent code using the async/await syntax

• It is particularly useful for I/O-bound and high-level structured network code

• asyncio provides event loops to manage asynchronous tasks and coroutines for non-blocking operations
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Q3. What are usage of selenium
Ans. 
Selenium is a tool used for automating web browsers.
• Automating web testing

• Automating repetitive tasks on web applications

• Cross-browser testing

• Supports multiple programming languages like Java, Python, etc.
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Q4. What is finger print in webscraping?
Ans. 
A fingerprint in web scraping is a unique identifier used to track changes in a website's content.
• Fingerprints are typically generated using a hash function on the website's content.

• They help in detecting changes in the website's structure or data.

• Fingerprints are useful for monitoring websites for updates or changes.

• Example: If a website's fingerprint changes, it indicates that the content has been updated.
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Q5. What is xpath in web scraping?
Ans. 
XPath is a language used for selecting nodes in an XML document or HTML page for web scraping purposes.
• XPath stands for XML Path Language.

• It uses path expressions to navigate through elements and attributes in an XML document.

• XPath can be used in web scraping to extract specific data from a website by targeting specific elements or attributes.

• Example: //div[@class='content'] selects all div elements with class 'content
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Q1. Arrays and lists in python
Ans. 
Arrays and lists in Python are data structures used to store multiple values in a single variable.
• Arrays in Python are created using the array module or numpy library.

• Lists in Python are created using square brackets [] and can store different data types.

• Arrays are more efficient for numerical operations, while lists are more flexible for general use.

• Example: array.array('i', [1, 2, 3]) or list = [1, 'hello', 3.14]
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Q2. DBMS features and practical usage?
Ans. 
DBMS features include data storage, retrieval, security, concurrency control, and data integrity.
• Data storage: DBMS allows for efficient storage and retrieval of data.

• Data retrieval: Users can easily query and retrieve specific data from the database.

• Security: DBMS provides mechanisms to control access to data and ensure data privacy.

• Concurrency control: DBMS manages multiple users accessing the database simultaneously...read more
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JavaScript based data structures and algorithms questions

Q1. JavaScript, Angular/React, HTML, CSS questions (mostly theoretical). Plus, some problem solving on any on the above.
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Q1. Why do you want to join this company ? please try elsewhere
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