Zscaler Softech Interview Questions, Process, and Tips

Q1. Basic of ML techniques
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Q2. Implementation of ML concepts in projects
Ans. 
Implementation of ML concepts in projects involves identifying suitable algorithms, collecting and preprocessing data, training models, and evaluating performance.
• Identify the problem to be solved and determine if ML is the appropriate solution

• Collect and preprocess data to ensure it is clean and relevant for training

• Select suitable algorithms based on the problem and data characteristics

• Train the models using the data...read more
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Q1. Explain your project
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Q2. Explain data integration & pipeline
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Data integration & pipeline involves combining data from multiple sources and processing it to make it usable for analysis.
• Data integration is the process of combining data from different sources into a single, unified view.

• Data pipeline refers to the series of steps that data goes through from collection to analysis.

• Data integration ensures that data is clean, consistent, and accurate before being processed in the pip...read more
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Q1. Why would you choose Zscaler?
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Q2. Questions related to team management
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Quizes and mathematical aptitude

Two case studies were presented

Q1. Why this organization?
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I am drawn to this organization because of its innovative approach to data analysis and its commitment to making a positive impact in the industry.
• The organization has a strong reputation for using cutting-edge technology and techniques in data analysis.

• I admire the organization's focus on using data to drive decision-making and improve processes.

• I am impressed by the organization's track record of success and growth i...read more
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Q2. Where do you see yourself in 5 years
Ans. 
In 5 years, I see myself as a seasoned data analyst leading projects and mentoring junior analysts.
• Leading data analysis projects

• Mentoring junior analysts

• Continuing to learn and grow in the field

• Possibly pursuing advanced certifications or degrees

• Contributing to the success of the organization
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War or random topic with 20 folks

Q1. Linux commands basic networking
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Q2. Operating system communication skilsl
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Q1. Difference between TCP and UDP
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Q1. Find element in a rotated sorted array
Ans. 
Search for an element in a rotated sorted array
• Use binary search to find the pivot point where the array is rotated

• Divide the array into two subarrays and perform binary search on the appropriate subarray

• Handle cases where the target element is on the left or right side of the pivot
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Q2. Explain the internal workings of hashmap
Ans. 
HashMap is a data structure that stores key-value pairs and uses hashing to quickly retrieve values based on keys.
• HashMap internally uses an array of linked lists to store key-value pairs.

• When a key-value pair is added, the key is hashed to determine the index in the array where it will be stored.

• If multiple keys hash to the same index, a collision occurs and the key-value pairs are stored in a linked list at that inde...read more
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Q1. Payment process
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Q2. Payments related situation based questions
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Q1. Payment process
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Q2. Previous role,slary
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