Python Web Scraping and Exceptions

What is the primary purpose of using an API in a Python application?

• To create a graphical user interface

• To enable communication between different software applications

• To compile Python code into machine code

• To manage memory allocation

Which Python library is commonly used for web scraping?

• NumPy

• Matplotlib

• BeautifulSoup

• TensorFlow

In Python, which statement is used to handle exceptions?

• try-except

• if-else

• switch-case

• for-while

What is the HTTP method used to retrieve data from a server?

• POST

• GET

• PUT

• DELETE

What is the role of the 'requests' library in Python?

• To perform mathematical operations

• To send HTTP requests

• To create 3D graphics

• To manage databases

Which of the following is a common exception that might occur during web scraping?

• IndexError

• KeyError

• HTTPError

• ValueError

What is the purpose of the 'finally' block in exception handling?

• To execute code only if an exception is raised

• To execute code regardless of whether an exception is raised or not

• To catch multiple exceptions

• To define a custom exception

Which of the following is a benefit of using APIs?

• Increased memory usage

• Improved security risks

• Easier integration with other systems

• Slower data processing

In web scraping, what is the purpose of using a 'User-Agent' header?

• To increase the speed of data retrieval

• To identify the client making the request

• To encrypt the data being sent

• To reduce the size of the response