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GfK MODE
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I applied via Referral and was interviewed in Sep 2024. There were 2 interview rounds.
Coalesce is a function used to return the first non-null value in a list of expressions.
Coalesce function is commonly used in SQL to handle null values.
It takes multiple arguments and returns the first non-null value.
Example: COALESCE(column1, column2, 'default') will return the value of column1 if not null, else column2, and if both are null, it will return 'default'.
Repartition is the process of redistributing data across partitions in a distributed system.
Repartitioning helps in balancing the workload and improving performance in distributed computing environments.
It involves moving data between partitions based on certain criteria such as key values or hash functions.
Repartitioning can be done in Spark using operations like repartition() or coalesce().
A non repeatable character is a character that appears only once in a given string.
Iterate through the string and count the frequency of each character
Identify the characters that have a frequency of 1
Return the first non repeatable character found
Sort list without using sort method
Create a custom sorting function using loops
Compare each element with every other element to determine the correct order
Swap elements based on the comparison results
Moderate level, maths reasoning questions
I applied via LinkedIn and was interviewed in May 2024. There was 1 interview round.
I applied via Walk-in and was interviewed before Sep 2023. There was 1 interview round.
Experienced Operations Executive with a proven track record in optimizing processes and driving efficiency.
Over 10 years of experience in operations management
Skilled in process improvement and cost reduction strategies
Strong leadership and team management abilities
Implemented new systems that increased productivity by 20%
Managed a team of 50+ employees to achieve company goals
The Operations Executive is responsible for overseeing and managing the daily operations of a company to ensure efficiency and productivity.
Responsible for developing and implementing operational strategies
Overseeing day-to-day operations to ensure smooth running of the business
Managing resources effectively to meet company goals
Analyzing data and performance metrics to make informed decisions
Collaborating with other d...
GfK MODE interview questions for popular designations
Aptitude test of 30 min is conducted
It had basic calculations and numericals
I applied via Naukri.com and was interviewed before Nov 2023. There were 3 interview rounds.
Excel test given for 0.5 hour
I applied via Naukri.com and was interviewed before Aug 2022. There were 3 interview rounds.
There are simple technical test before manger round and it was very easy to crack
Yes, I make sure to thoroughly read and understand all company policies.
I believe it is important to read and understand company policies to ensure compliance and avoid any misunderstandings.
Reading company policies helps me stay informed about the rules and regulations within the organization.
I make it a priority to review and familiarize myself with all policies to ensure I am following the correct procedures.
For exa...
I applied via Referral
Basic aptitude knowledge test and job related knowledge test
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