71 Real Karat Interview Questions 2026 Update

With this keyword, you can access the attributes and methods of the class in python. On the other hand, frozenset is immutable and thus, hashable, and can be used as a dictionary key or as an element of another set. Python provides type() and isinstance() functions to check the type of these variables. Use these 105 questions to assess candidates’ skills and hire top talent for your team. The post provides tips for using the questions effectively and suggests combining them with skills tests to assess candidates comprehensively.

• I have been in agile and traditional software development teams, which have different ways of handling scope and product development.
• Profiling Python code is crucial for identifying and addressing performance issues efficiently.
• This sets the viewport, user-agent, and touch support like a real device.
• Two of the most common complex Python questions revolve around metaclasses and descriptors.

] Python implementations (including CPython) include a read–eval–print loop (REPL); this permits the environment to function as a command line interpreter, with which users enter statements sequentially and receive results immediately. The language includes modules for creating graphical user interfaces, connecting to relational databases, generating pseudorandom numbers, arithmetic with arbitrary-precision decimals, manipulating regular expressions, and unit testing. Python’s large standard library is commonly cited as one of its greatest strengths. To assign a default value to a function parameter in case no actual value is provided at run time, variable-definition syntax can be used inside the function header. The Fraction class in the fractions module provides arbitrary precision for rational numbers.
This can be addressed by leveraging Playwright’s robust browser context management to create isolated environments for each test. Additionally, Playwright leverages the power of headless browsers to enhance testing speed while offering the option to run tests in full-browser mode for debugging purposes. This direct connection allows Playwright to control multiple browsers simultaneously, including Chrome, Firefox, and WebKit, providing seamless cross-browser testing capabilities. This is particularly useful for scenarios where you’re dealing with large datasets or infinite sequences, providing efficiency without compromising on functionality.” Practice is https://uvik.io/ key—try to implement these problems and their solutions on your own, experiment with variations, and explore additional challenges in the topics most relevant for your job search. Implement enqueue and dequeue operations using two instances of your stack.

What is Promise and explain its states?

You can also use post, put, delete, and patch methods to test different API operations. These scenario-based Playwright interview questions help interviewers understand your hands-on experience and debugging skills. In Playwright, you can handle multi-tab testing by creating a new page (tab) from the same browser context and switching between pages as needed.

A base fixture provides page objects; an auth fixture depends on the login page fixture; a dashboard fixture depends on auth being complete. The HTML reporter is sufficient for most teams – open it with npx playwright show-report. A fixture declares what it provides, and the test runner wires it up automatically, but only when a test requests it.