Top python interview question and answer
- 1. Hub4Tech Top Python Interview Question and Answer
- 2. Answer: Python is a programming language with objects, modules, threads, exceptions and automatic memory management. The benefits of pythons are that it is simple and easy, portable, extensible, build-in data structure and it is an open source. Question: 1 What is Python? What are the benefits of using Python?
- 3. Answer: Python program runs directly from the source code. Each type Python programs are executed code is required. Python converts source code written by the programmer into intermediate language which is again translated it into the native language / machine language that is executed. So Python is an Interpreted language. Question: 2 Explain how python is interpreted.
- 4. Answer: âą Memory management in Python involves a private heap containing all Python objects and data structures. Interpreter takes care of Python heap and that the programmer has no access to it. âą The allocation of heap space for Python objects is done by Python memory manager. The core API of Python provides some tools for the programmer to code reliable and more robust program. âą Python also has a build-in garbage collector which recycles all the unused memory. When an object is no longer referenced by the program, the heap space it occupies can be freed. The garbage collector determines objects which are no longer referenced by the program frees the occupied memory and make it available to the heap space. Question: 3 How is memory managed in python?
- 5. Python language is an interpreted language. Python program runs directly from the source code. It converts the source code that is written by the programmer into an intermediate language, which is again translated into machine language that has to be executed. Question: 4 How Python is interpreted?
- 6. Answer: pickle is a standard module which serializes & de-serializes a python object structure. pickle module accepts any python object converts it into a string representation & dumps it into a file(by using dump() function) which can be used later, process is called pickling. Whereas unpickling is process of retrieving original python object from the stored string representation for use. Question: 5 Explain pickling and unpickling.
- 7. Answer: On-Page Optimization is way to "SEO optimize" of website by page coding. For Example add Meta Title, Meta Description, Meta Keywords, Content Quality, Meta Keyword Density, Outbound Links, Image Alt tag in website. Question: 6 What are the built-in type does python provides?
- 8. Answer: âą There are mutable and Immutable types of Pythons built in types Mutable built-in types âą List âą Sets âą Dictionaries Question: 7 What are the built-in type does python provides?
- 9. Answer: Pass means, no-operation Python statement, or in other words it is a place holder in compound statement, where there should be a blank left and nothing has to be written there. Question: 8 What is pass in Python?
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