10+ Wipro Infrastructure Engineering Interview Questions and Answers

Scaling refers to increasing capacity of a system. Horizontal scaling adds more machines, while vertical scaling adds more resources to a machine.

• Horizontal scaling involves adding more machines to a system to increase capacity

• Vertical scaling involves adding more resources to a machine to increase capacity

• Use cases for horizontal scaling include handling increased traffic or adding redundancy

• Use cases for vertical scaling include improving performance or adding more memory

• Co...read more

The number of people who can enroll in playing a game from a particular college depends on various factors.

• The popularity of the game among students

• The availability of resources to support the game

• The capacity of the gaming facility

• The interest and participation level of the college community

• The rules and regulations set by the college administration

To remove the last element from a linked list, iterate to the second last node and update its next pointer to null.

• Iterate through the linked list to find the second last node

• Update the next pointer of the second last node to null

Streams are a sequence of data elements made available over time. There are different types of streams.

• Byte Streams

• Character Streams

• Buffered Streams

• Data Streams

• Object Streams

• Print Streams

• File Streams

• Network Streams

I have used social media extensively for personal and professional purposes.

• I have managed social media accounts for various organizations and created content for them.

• I have also used social media for personal branding and networking.

• I am familiar with various social media platforms such as Facebook, Twitter, Instagram, LinkedIn, and TikTok.

• I have used social media analytics tools to track engagement and reach of posts.

• I have also used social media advertising to promote con...read more

ACID properties ensure data integrity in DBMS: Atomicity, Consistency, Isolation, Durability.

• Atomicity ensures that all operations in a transaction are completed successfully or none at all.

• Consistency ensures that the database remains in a consistent state before and after the transaction.

• Isolation ensures that multiple transactions can be executed concurrently without affecting each other.

• Durability ensures that once a transaction is committed, the changes are permanent and...read more

Outlier treatment on a real money gaming dataset involves identifying and handling data points that deviate significantly from the rest of the data.

• Identify outliers using statistical methods such as z-score, IQR, or visualization techniques like box plots

• Decide whether to remove, transform, or impute outliers based on the impact on the analysis

• Consider the context of the data and the specific requirements of the analysis when treating outliers

• Example: If analyzing player spe...read more

Implement caching by storing frequently accessed data in memory to improve response time.

• Identify frequently accessed data that can be cached

• Choose an appropriate caching strategy (e.g. in-memory caching, distributed caching)

• Implement caching mechanisms such as Redis or Memcached

• Set expiration policies for cached data to ensure freshness

• Monitor cache performance and adjust as needed

Hobbee is a term that doesn't have a specific meaning. It can be used to refer to a hobby or interest.

• Hobbee can be anything that someone enjoys doing in their free time

• It can be a sport, a craft, a game, or any other activity

• For example, someone's hobbee might be playing guitar, hiking, or reading

• The term is often used in a casual or playful way to ask someone about their interests

To determine if a number is a Fibonacci number or not.

• Check if 5*n^2 + 4 or 5*n^2 - 4 is a perfect square

• If either of the above conditions is true, the number is a Fibonacci number

• Example: 5 is a Fibonacci number as 5*5 - 4 = 21 which is a perfect square

I don't use mobile games.