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Zenith Technologies Associate Software Engineer Interview Questions, Process, and Tips
Zenith Technologies Associate Software Engineer Interview Experiences
1 interview found
I applied via Walk-in and was interviewed in Apr 2022. There were 2 interview rounds.
(5 Questions)
- Q1. Joins,what is index,
- Ans.
Joins are used to combine data from two or more tables based on a related column. An index is a data structure that improves the speed of data retrieval.
Joins are used in SQL to combine data from multiple tables.
Indexes are used to improve the speed of data retrieval by creating a data structure that allows for faster searching.
Indexes can be created on one or more columns in a table.
There are different types of joins,...
- Q2. And ,or operators beetween operators
- Q3. What is like operator
- Ans.
The like operator is used to compare a string to a pattern using wildcards.
The pattern can include % to match any number of characters and _ to match a single character.
Example: SELECT * FROM customers WHERE name LIKE 'J%' will return all customers with names starting with J.
Example: SELECT * FROM customers WHERE name LIKE '%son' will return all customers with names ending in son.
- Q4. What is , insert delete
- Ans.
Insert delete is a common operation performed on data structures like arrays and linked lists.
Insertion involves adding a new element to the data structure at a specific position.
Deletion involves removing an element from the data structure at a specific position.
Examples include inserting a new value into an array at index 3 or deleting a node from a linked list.
These operations can affect the size and order of the da
- Q5. What is Update, trunkate,
- Ans.
Update and truncate are SQL commands used to modify data in a database.
Update is used to modify existing data in a table.
Truncate is used to delete all data from a table.
Update can be used with a WHERE clause to modify specific rows.
Truncate cannot be used with a WHERE clause and will delete all rows.
Update is a DML (Data Manipulation Language) command.
Truncate is a DDL (Data Definition Language) command.
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Skills evaluated in this interview
Interview questions from similar companies
Selected
I applied via campus placement at Visvesvaraya National Institute of Technology (VNIT), Nagpur and was interviewed before Nov 2023. There were 2 interview rounds.
Questions related to DSA
(2 Questions)
- Q1. Questions related to OOPS
- Q2. DSA question using sets
I applied via Company Website and was interviewed in Nov 2024. There was 1 interview round.
(2 Questions)
- Q1. Can you explain the difference between a stack and a queue and provide a real-world example where each would be used.
- Ans.
A stack is a Last In First Out (LIFO) data structure, while a queue is a First In First Out (FIFO) data structure.
Stack: LIFO - Last In First Out. Example: browser history where the last page visited is the first to be accessed.
Queue: FIFO - First In First Out. Example: a line at a grocery store where the first person in line is the first to be served.
- Q2. Given an array of integers, write a function to find the two numbers that add up to a specific target. How would you optimize this solution?
- Ans.
Function to find two numbers in array that add up to target. Optimize solution.
Use a hash map to store each number and its index as you iterate through the array.
For each number, check if the difference between the target and the number exists in the hash map.
Return the indices of the two numbers that add up to the target.
Interview Preparation Tips
Software Engineer Trainee Interview Questions & Answers
Cotmac Electronics
Anonymous
posted on 27 May 2024
I applied via Referral
(4 Questions)
- Q1. What is transformer?
- Ans.
A transformer is a device that transfers electrical energy between two or more circuits through electromagnetic induction.
Transformers are commonly used to increase or decrease voltage in electrical circuits.
They consist of two coils of wire, known as the primary and secondary coils.
The primary coil is connected to a power source, while the secondary coil is connected to the load.
Examples of transformers include power ...
- Q2. What is the use of relay in DI
- Ans.
Relays in Dependency Injection are used to control the creation and lifecycle of objects.
Relays help in decoupling the creation of objects from their usage.
They can be used to provide different implementations of an interface based on certain conditions.
Relays can also be used for lazy loading of objects to improve performance.
They help in managing the dependencies of objects in a flexible and modular way.
- Q3. Compare profinet and ethernet
- Ans.
Profinet is a real-time industrial Ethernet protocol used for automation, while Ethernet is a general networking protocol used for data communication.
Profinet is specifically designed for industrial automation applications, providing real-time communication and deterministic behavior.
Ethernet is a widely used networking protocol for general data communication in various industries and applications.
Profinet offers highe...
- Q4. What is RS232 protocol
- Ans.
RS232 protocol is a standard for serial communication between devices, commonly used in computer systems.
RS232 uses a DB9 or DB25 connector for communication
It uses asynchronous communication
Data is transmitted one bit at a time
Commonly used for connecting devices like modems, printers, and GPS receivers
Skills evaluated in this interview
(2 Questions)
- Q1. Good URI design
- Q2. Accessing id parameter in URL
- Ans.
Accessing id parameter in URL involves parsing the URL and extracting the id value.
Use the window.location object to access the URL of the current page.
Parse the URL using methods like split() or URLSearchParams to extract the id parameter.
Example: If the URL is 'http://example.com/page?id=123', you can access the id value by parsing the URL.
(2 Questions)
- Q1. Salary expectations
- Q2. Plan of growing up technically
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Senior Software Engineer Interview Questions & Answers
Rockwell Automation
Avinash kumar
posted on 13 Oct 2024
(2 Questions)
- Q1. React , hooks concept
- Q2. Bootstrap- UI and related questions
Softwaretest Engineer Interview Questions & Answers
Siemens Industry Software (India)
Yuvaraj Elumalai
posted on 28 Nov 2024
(1 Question)
- Q1. C++ questions basic
(1 Question)
- Q1. Why are changing job
Software Engineer Interview Questions & Answers
Honeywell Automation
Anonymous
posted on 14 Oct 2024
Selected
I applied via Approached by Company and was interviewed in Apr 2024. There were 4 interview rounds.
(1 Question)
- Q1. Java Questions and coding
30 min projects related questions
(1 Question)
- Q1. Project and behavioral questions
(1 Question)
- Q1. Hr round questions
Selected
I applied via campus placement at Ramaiah Institute of Technology, Bengaluru and was interviewed in Apr 2024. There were 2 interview rounds.
30 min 30 ques and gaming ques
(2 Questions)
- Q1. What is ML and AI in your project?
- Ans.
ML and AI are used in our project to analyze user behavior and provide personalized recommendations.
ML algorithms are used to analyze user data and predict user preferences.
AI is used to provide personalized recommendations based on the analysis of user behavior.
Examples include recommendation systems for e-commerce websites and personalized content suggestions on streaming platforms.
- Q2. What is lagging concept and more?
- Ans.
Lagging concept refers to a concept or idea that is behind or not up to date compared to current standards or practices.
Refers to outdated technology or methods in software development
Can lead to inefficiencies, bugs, or security vulnerabilities
Examples include using deprecated libraries or not following best practices for coding
Interview Preparation Tips
- HTML
Skills evaluated in this interview
Selected
I applied via Walk-in and was interviewed in Dec 2023. There was 1 interview round.
(4 Questions)
- Q1. What technical skills you've learned so far in the college
- Q2. Where do you see yourself in the next 5 years.
- Q3. Reverse a linked list
- Ans.
Reverse a linked list by changing the pointers direction
Iterate through the linked list and change the direction of pointers
Use three pointers - prev, current, next to reverse the list
Update the head pointer to point to the new first node
- Q4. General dbms, os, and cn questions
Interview Preparation Tips
- dsa
- C++
- computer networks
- OS
- sql
Skills evaluated in this interview
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