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Zscaler Softech Interview Questions, Process, and Tips
Top Zscaler Softech Interview Questions and Answers
- Q1. How to create singleton ensuring reflection does not mess up the implementationasked in Senior Software Engineer interview
- Q2. Terraform experience with EKS clusters creationasked in Senior Devops Engineer interview
- Q3. Count Subsequences Problem Statement Given an integer array ARR of size N , your task is to find the total number of subsequences in which all elements are equal. Explan ...read moreasked in Software Developer interview
Zscaler Softech Interview Experiences
71 interviews found
Mayank Upadhyaya
(5 Questions)
- Q1. Difference. Between concurrent hash map and synchronised hashmap
- Ans.
ConcurrentHashMap allows multiple threads to access and modify the map concurrently, while SynchronizedHashMap ensures thread-safety by allowing only one thread to access the map at a time.
ConcurrentHashMap is more efficient in scenarios with high concurrency as it allows concurrent read and write operations.
SynchronizedHashMap is simpler to use and provides thread-safety, but can lead to performance degradation in hig...
- Q2. Semaphores in java how to implement
- Ans.
Semaphores in Java are used for controlling access to a shared resource. They can be implemented using the java.util.concurrent package.
Use the Semaphore class from the java.util.concurrent package
Create a Semaphore object with an initial number of permits
Use the acquire() method to acquire a permit before accessing the shared resource
Use the release() method to release a permit after accessing the shared resource
- Q3. Bitmask in Postgresql how to use
- Ans.
Bitmask in Postgresql is used to store and manipulate multiple boolean values within a single integer column.
Bitmask is a technique to represent a set of boolean flags using binary digits.
In Postgresql, the bitwise operators (&, |, ^, ~) can be used to perform operations on bitmasks.
To set a specific flag in a bitmask, use the bitwise OR operator (|).
To check if a flag is set in a bitmask, use the bitwise AND operator ...
- Q4. Swap character from uppercase to lowercase and lowercase to uppercase Zscalar ->zSCALAR without using 1.util function 2.arithimatic operator 3.map 4.array function
- Ans.
Swap characters from uppercase to lowercase and lowercase to uppercase in a given string.
Iterate through each character in the string
Check if the character is uppercase or lowercase
Swap the case of the character using bitwise XOR operation
Build the resulting string with the swapped characters
- Q5. How to create singleton ensuring reflection does not mess up the implementation
- Ans.
To create a singleton ensuring reflection does not mess up the implementation, use an enum or a private constructor with a static field.
Use an enum to create a singleton as enums are inherently singletons and cannot be instantiated multiple times.
Alternatively, use a private constructor with a static field to create a singleton.
To prevent reflection from creating multiple instances, throw an exception in the constructo
Interview Preparation Tips
Skills evaluated in this interview
Top Zscaler Softech Senior Software Engineer Interview Questions and Answers
Senior Software Engineer Interview Questions asked at other Companies
Anonymous
Selected
I applied via Naukri.com
(3 Questions)
- Q1. Python oops concept
- Q2. Framework related logical questions
- Q3. Puzzle on different baloons of color need to separate
QA Engineer Interview Questions asked at other Companies
I applied via Campus Placement and was interviewed in Nov 2024. There was 1 interview round.
(2 Questions)
- Q1. Tell me about DORA?
- Ans.
DORA stands for DevOps Research and Assessment, a framework for measuring software delivery performance.
DORA is a research organization that focuses on improving software delivery performance.
They have developed a framework for measuring key metrics in DevOps practices.
DORA metrics include deployment frequency, lead time for changes, mean time to recover, and change failure rate.
- Q2. Explain DHCP and how it works?
- Ans.
DHCP is a network protocol that automatically assigns IP addresses to devices on a network.
DHCP stands for Dynamic Host Configuration Protocol.
It allows devices to obtain IP addresses and other network configuration information from a DHCP server.
DHCP operates on the client-server model, where the client requests an IP address and the server assigns one.
DHCP uses a lease mechanism to control the amount of time a device...
Product Support Engineer Interview Questions asked at other Companies
Prakash Adi
(2 Questions)
- Q1. Implement a circular list.
- Ans.
Implement a circular list
Use a linked list where the last node points back to the first node
Keep track of the current node for easy traversal
Ensure proper handling of edge cases like empty list or single node
- Q2. How to handle millions of request from clients?
- Ans.
Use load balancing, caching, and scaling techniques to handle millions of requests from clients.
Implement load balancing to distribute requests evenly across servers.
Utilize caching mechanisms to store frequently accessed data and reduce load on servers.
Scale horizontally by adding more servers to handle increased traffic.
Optimize code and database queries to improve performance and reduce response times.
Skills evaluated in this interview
Top Zscaler Softech Senior Software Engineer Interview Questions and Answers
Senior Software Engineer Interview Questions asked at other Companies
Zscaler Softech interview questions for popular designations
I applied via Campus Placement
(4 Questions)
- Q1. Find sliding window min ( expected to write code in C)
- Q2. Networking questions
- Q3. Operating system questions
- Q4. C pointers questions
Software Engineer Intern Interview Questions asked at other Companies
Get interview-ready with Top Zscaler Softech Interview Questions
(2 Questions)
- Q1. Basic of ML techniques
- 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...
(2 Questions)
- Q1. Explain your project
- Q2. Explain data integration & pipeline
- Ans.
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...
(2 Questions)
- Q1. Why would you choose Zscaler?
- Q2. Questions related to team management
Interview Preparation Tips
2. Implement DS concepts to live projects
Skills evaluated in this interview
Analytics Manager Interview Questions asked at other Companies
Jobs at Zscaler Softech
Selected
Quizes and mathematical aptitude
Two case studies were presented
(2 Questions)
- Q1. Why this organization?
- Ans.
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...
- 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
Data Analyst Intern Interview Questions asked at other Companies
All answers available on internet
War or random topic with 20 folks
(2 Questions)
- Q1. Linux commands basic networking
- Q2. Operating system communication skilsl
Engineer Trainee Interview Questions asked at other Companies
(1 Question)
- Q1. Difference between TCP and UDP
Skills evaluated in this interview
I applied via Campus Placement
(2 Questions)
- 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
- 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...
Skills evaluated in this interview
Software Developer Interview Questions asked at other Companies
Rupali Vats
I applied via Naukri.com
(2 Questions)
- Q1. Payment process
- Q2. Payments related situation based questions
(2 Questions)
- Q1. Payment process
- Q2. Previous role,slary
Senior Executive Interview Questions asked at other Companies
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Zscaler Softech Interview FAQs
Some of the top questions asked at the Zscaler Softech interview -
The duration of Zscaler Softech interview process can vary, but typically it takes about less than 2 weeks to complete.
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Zscaler Softech Interviews By Designations
- Zscaler Softech Software Developer Interview Questions
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- Zscaler Softech Customer Success Manager Interview Questions
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Interview Questions for Popular Designations
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