NoBroker Interview Questions, Process, and Tips

Q1. Arrays reverse the first 5 number
Ans. 
Reverse the first 5 numbers in an array
• Use array.slice() to get the first 5 elements

• Use array.reverse() to reverse the elements

• Combine the reversed elements with the rest of the array
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Q2. How can a linked list be created without utilizing arrays?
Ans. 
A linked list can be created without utilizing arrays by defining a Node class with a value and a reference to the next node.
• Define a Node class with a value and a reference to the next node

• Create instances of the Node class and link them together by setting the next node reference

• Implement methods to add, remove, and traverse the linked list
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What features would you launch on NoBroker to ensure that recent college graduates onboard on-to the application ?

Q1. How would you increase the penetration of NoBroker cleaning services through the NoBroker application ?
Ans. 
To increase penetration of NoBroker cleaning services, focus on app visibility, user incentives, partnerships, and customer reviews.
• Optimize app visibility by featuring cleaning services prominently on the app homepage

• Offer discounts or promotions to incentivize users to try out the cleaning services

• Form partnerships with local businesses or real estate agents to promote the cleaning services

• Encourage satisfied custome...read more
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Q2. How would you decrease fraud apartment listings through the NoBroker application ?
Ans. 
Implement verification process, user reviews, and AI algorithms to detect fraud listings.
• Implement a verification process for landlords and tenants to confirm their identities.

• Encourage users to leave reviews and ratings for properties they have visited.

• Utilize AI algorithms to analyze listing data for any suspicious patterns or inconsistencies.

• Flag and remove listings that are reported by multiple users or identified
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Q1. Working of encoders and decoders
Ans. 
Encoders and decoders are used to convert data from one format to another, such as encoding text into binary or decoding encrypted messages.
• Encoders convert data from one format to another, such as text to binary.

• Decoders reverse the process, converting encoded data back to its original format.

• Examples include Base64 encoding for email attachments and encryption algorithms like AES for secure communication.
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Q2. Where 1D CNN are used
Ans. 
1D CNNs are used in signal processing, time series analysis, speech recognition, and natural language processing.
• Signal processing: analyzing signals such as audio, EEG, ECG

• Time series analysis: forecasting stock prices, weather patterns

• Speech recognition: converting spoken language to text

• Natural language processing: sentiment analysis, text classification
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Q3. How boosting algorithms works
Ans. 
Boosting algorithms work by combining multiple weak learners to create a strong learner.
• Boosting algorithms train multiple weak learners sequentially, with each subsequent learner focusing on the mistakes made by the previous ones.

• The final prediction is made by combining the predictions of all the weak learners, usually weighted based on their individual performance.

• Examples of boosting algorithms include AdaBoost, Gr
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Q4. Benefits of using 1×1 kernel in Cnn
Ans. 
1x1 kernels in CNN help in reducing the number of parameters and computational cost while increasing the non-linearity of the network.
• 1x1 kernels are used to perform dimensionality reduction by combining features from different channels.

• They help in increasing the non-linearity of the network by introducing additional non-linearities through activation functions.

• 1x1 convolutions are computationally efficient compared t...read more
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Q5. What is Auc and what does it indicates
Ans. 
AUC stands for Area Under the Curve and indicates the performance of a classification model.
• AUC is a metric used to evaluate the performance of a classification model.

• It measures the ability of the model to distinguish between positive and negative classes.

• AUC ranges from 0 to 1, where a higher value indicates better performance.

• An AUC of 0.5 suggests the model is no better than random guessing, while an AUC of 1 indic
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Q1. Tell me about yourself
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Q2. Rate 5 investment avenues you think are safe which also have high returns, and why.
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Q3. What do you understand about fractional ownership? How is it different from REITs, benefits pros cons etc
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Q4. Pitch me an investment plan
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Q5. Rebutal handling skills
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