Darling Digital World Interview Questions and Answers

Q1. Job responsibility
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Q2. Current job description
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Q1. KRA &KPI about current job
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Q2. Responsibility of current job
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Q1. Profile interview
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Q2. What are the key performance indicators (KPIs) for marketing and the role of marketing communications (Marcom)?
Ans. 
KPIs for marketing include metrics like ROI, lead generation, brand awareness. Marcom plays a key role in achieving these KPIs.
• Key performance indicators for marketing include ROI, lead generation, customer acquisition cost, customer lifetime value, brand awareness, and conversion rates.

• Marketing communications (Marcom) plays a crucial role in achieving these KPIs by creating and delivering targeted messaging to the ri...read more
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Q1. Team management and event management
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Good 2 set of problems

Elitmus test in second round

Q1. Basic string questions
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Q2. Sub array question , easy in leetcode
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Q1. What will be your businesses from day 1 . No other discussion
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Q2. What will be your contribution
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Q1. WHAT IS HASHMAP
Ans. 
HashMap is a data structure in Java that stores key-value pairs and allows for fast retrieval of values based on keys.
• HashMap is part of the Java Collections framework.

• It uses hashing to store and retrieve elements efficiently.

• Each key in a HashMap must be unique.

• Example: HashMap map = new HashMap<>(); map.put("apple", 5); int value = map.get("apple");
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WRITE A PROGRAM FOR FIBONACCI SERIES

Q1. STATIC VS FINAL
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STATIC vs FINAL - STATIC is used to define a class-level variable or method that can be accessed without creating an instance of the class. FINAL is used to define constants or prevent inheritance or method overriding.
• STATIC variables and methods belong to the class itself, while FINAL variables cannot be changed once initialized.

• STATIC variables are shared among all instances of a class, while FINAL variables are uniq...read more
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- write code for permutations & combination out of n numbers with k possibilities

Q1. - diff between generator & decorator - write code for recursive decorator
Ans. 
Generator produces a sequence of values while decorator adds functionality to an existing function. Recursive decorator calls itself within the decorator function.
• Generator produces values lazily while decorator enhances functionality of a function.

• Generators use 'yield' keyword to yield values one at a time.

• Decorators use '@' symbol to apply additional functionality to a function.

• Example of recursive decorator: def re...read more
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Q2. Explain generators
Ans. 
Generators are functions in Python that allow you to pause and resume execution, yielding multiple values over time.
• Generators are defined using a function with 'yield' statements instead of 'return'.

• They can be iterated over using a for loop or by calling the next() function.

• Generators are memory efficient as they do not store all values in memory at once.

• They are useful for generating large sequences of values or pro...read more
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Q3. Sample application using flask
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A sample application using Flask, a Python web framework
• Create a virtual environment for the project

• Install Flask using pip

• Create routes and views for different pages

• Use templates to render HTML pages

• Connect to a database using Flask-SQLAlchemy
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