Vectone Mobile Interview Questions, Process, and Tips for Experienced

Q1. What are the data types in python?
Ans. 
Python data types include integers, floats, strings, lists, tuples, dictionaries, and sets.
• Integers: whole numbers without decimal points, e.g. 5, -3

• Floats: numbers with decimal points, e.g. 3.14, -0.5

• Strings: sequences of characters enclosed in quotes, e.g. 'hello', '123'

• Lists: ordered collections of items, e.g. [1, 'apple', True]

• Tuples: ordered, immutable collections, e.g. (1, 'banana', False)

• Dictionaries: key-value ...read more
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Q2. What is inheritence in python and its types?
Ans. 
Inheritance in Python allows a class to inherit attributes and methods from another class.
• Types of inheritance in Python include single inheritance, multiple inheritance, and multilevel inheritance.

• Single inheritance: a class inherits from only one base class.

• Multiple inheritance: a class inherits from multiple base classes.

• Multilevel inheritance: a class inherits from a derived class, which in turn inherits from anoth
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Q3. Difference between tuple, list, dictionaries and set.
Ans. 
Tuple is immutable, list is mutable, dictionaries are key-value pairs, and set is a collection of unique elements.
• Tuple: Immutable, ordered collection of elements. Example: (1, 2, 3)

• List: Mutable, ordered collection of elements. Example: [1, 2, 3]

• Dictionaries: Key-value pairs, unordered. Example: {'key1': 'value1', 'key2': 'value2'}

• Set: Collection of unique elements, unordered. Example: {1, 2, 3}
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Q4. Reverse a string without using slicing. Need to write it on paper.
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Q1. Basic questions about us.
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Q2. Given a string and asked to get the vowels in a string.
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Q1. React basics only
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Q2. Basic hooks,use callback,useeffect
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Q3. What is redux , use memo, use reducer
Ans. 
Redux is a state management library for JavaScript applications. useMemo and useReducer are hooks in React for optimizing performance.
• Redux is used for managing the state of a JavaScript application in a predictable way.

• useMemo is a hook in React that memoizes the result of a function to optimize performance by avoiding unnecessary re-computations.

• useReducer is a hook in React that is an alternative to useState for man
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Q4. Javascript basics
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Q1. Tell me about yourself
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Design phone pack cover, one social media post

Q1. If assignment okay, HR round is only formality. Assignment is important.
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Q2. No bond here for experienced candidates.
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