Greyb Interview Questions, Process, and Tips for Freshers

Q1. Introduce Yourself
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Q2. Current/Last CTC and Expected CTC
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Q3. When available for Interview?
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Q1. Questions related to some coding samples like "Write a code for finding a number of vowels in a string", "Factorial of a number"
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Q2. Mysql questions like some mysql queries have been asked.
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Q3. Types of indexes in mysql, storage engines, what are different query optimization techniques, what is "EXPLAIN" keyword in mysql
Ans. 
Types of indexes in MySQL, storage engines, query optimization techniques, and EXPLAIN keyword
• Types of indexes in MySQL include primary, unique, and full-text indexes

• Storage engines in MySQL include InnoDB, MyISAM, and MEMORY

• Query optimization techniques include using indexes, optimizing joins, and avoiding unnecessary columns in SELECT queries

• The 'EXPLAIN' keyword in MySQL is used to analyze and optimize queries by sh
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Q4. Some OOPS concepts like what are abstract classes, interfaces, static methods, traits
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Q1. Tell me about yourself which is not mentioned in CV
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Q2. Hobbies are not mentioned on CV. Why and what are hobbies, favourite pastime?
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Q3. Why left previous company?
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Q1. What is whitespaces in marketing
Ans. 
Whitespaces in marketing refer to untapped or unexplored opportunities for growth and expansion.
• Whitespaces can include new market segments that have not been targeted before.

• It can also refer to product or service offerings that competitors are not currently providing.

• Identifying whitespaces can help a company differentiate itself and gain a competitive advantage.

• Examples of whitespaces in marketing include launching ...read more
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Round 1 will be majorly focused on your technical skills like from which field you studied, what type of projects you did, your analysts skill and team bonding

Round 2 is majorly focused on how much you know about IP or can you understand a technology within 20 mins and explain it to the interviewer with simplicity

Q1. HR round is basically about your terms and conditions, if you are willing to join etc
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Q2. Why you want to move to IP job?
Ans. I am curious to analyse problems deeply and always find it amazing. This profile fascinates me the most.
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Q3. Q3. What is the best team project experience in past?
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Q4. Q4. What you like in a company?
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Q5. Q5. When can you join us?
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Q1. 1. Advantages of 5G 2. Hobbies 3. Difference between different modulation Techniques
Ans. 
5G offers faster speeds, lower latency, increased capacity, improved reliability, and support for more devices.
• Faster speeds compared to 4G, enabling quicker downloads and smoother streaming

• Lower latency for real-time communication and better gaming experiences

• Increased capacity to handle more connected devices in crowded areas

• Improved reliability for mission-critical applications like autonomous vehicles

• Support for em
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Q2. Why can't we use mm-Wave
Ans. 
mm-Wave technology has limitations in terms of range and penetration through obstacles.
• mm-Wave signals have shorter range compared to lower frequency signals

• mm-Wave signals have difficulty penetrating through obstacles like walls and buildings

• mm-Wave technology is more susceptible to interference from weather conditions

• mm-Wave hardware is more expensive compared to lower frequency alternatives
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