i
iOPEX Technologies
Filter interviews by
I applied via Company Website and was interviewed in Sep 2023. There were 3 interview rounds.
IPsec is a protocol suite used to secure internet protocol (IP) communications by authenticating and encrypting each IP packet of a communication session.
IPsec stands for Internet Protocol Security.
It provides security services at the IP layer by enabling secure communication over the Internet.
Packet flow in IPsec involves encryption, authentication, and encapsulation of IP packets.
IPsec operates in two modes: Transpor...
I applied via Naukri.com and was interviewed in May 2022. There were 3 interview rounds.
The pay offered is below market standards for a System Engineer.
The pay offered is significantly lower than the industry average for a System Engineer.
I would like to discuss the salary further to understand the compensation package and benefits.
Considering my qualifications and experience, I believe I deserve a higher salary.
I am open to negotiation and would like to explore the possibility of a higher pay.
A fair and ...
A computer network is a group of interconnected devices that can communicate with each other and share resources.
Computer network allows devices to share data, resources, and information.
Examples of computer networks include LAN, WAN, and the Internet.
Linux is an open-source operating system that is widely used in computer networks.
OSI Layers are a set of protocols that define how data is transmitted over a network.
The...
Yes, I am comfortable with rotational shifts and the offered package.
I have prior experience working in rotational shifts and can manage my schedule accordingly.
I am open to learning and adapting to new work environments.
The offered package is acceptable to me based on my skills and experience.
I am excited about the opportunity to work as a System Engineer and contribute to the company's success.
I applied via Referral and was interviewed before May 2022. There were 3 interview rounds.
I have 5 years of experience as a System Engineer in a multinational IT company.
Worked on designing and implementing complex system architectures
Managed and maintained server infrastructure
Troubleshot and resolved system issues
Collaborated with cross-functional teams to ensure smooth system operations
Implemented security measures to protect system integrity
iOPEX Technologies interview questions for designations
I applied via Naukri.com and was interviewed in Dec 2021. There were 2 interview rounds.
Get interview-ready with Top iOPEX Technologies Interview Questions
I applied via Walk-in and was interviewed before Sep 2020. There were 3 interview rounds.
The OSI (Open Systems Interconnection) model is a conceptual framework that standardizes the functions of a communication system into seven layers.
The OSI model divides the communication process into seven layers, each with its own specific functions.
The layers are: Physical, Data Link, Network, Transport, Session, Presentation, and Application.
Each layer provides services to the layer above it and uses services from t...
TCP (Transmission Control Protocol) is a reliable, connection-oriented protocol that provides error checking and flow control.
TCP is responsible for breaking data into packets and reassembling them at the destination
TCP header contains source and destination port numbers, sequence and acknowledgement numbers, and flags
TCP uses a three-way handshake to establish a connection and a four-way handshake to terminate it
ARP stands for Address Resolution Protocol. It is used to map a network address (such as an IP address) to a physical address (such as a MAC address).
ARP is a protocol used in computer networking.
It is used to translate network addresses to physical addresses.
ARP operates at the Data Link Layer of the OSI model.
ARP is used to resolve IP addresses to MAC addresses.
ARP cache is used to store the mapping of IP addresses t
OSPF has seven stages including DR and BDR election.
OSPF (Open Shortest Path First) is a routing protocol used in IP networks.
The seven stages of OSPF are Down, Init, Attempt, 2-Way, Exstart, Exchange, and Full.
DR (Designated Router) and BDR (Backup Designated Router) are elected in multi-access networks to reduce the number of adjacencies.
DR and BDR are elected based on priority, with the highest priority becoming DR ...
IPSEC VPN is a secure network connection that uses encryption and authentication protocols. Phase 1 establishes a secure channel, while Phase 2 sets up the actual VPN tunnel.
IPSEC VPN provides secure communication over an untrusted network.
Phase 1 negotiates the security parameters and establishes a secure channel.
Phase 2 sets up the actual VPN tunnel for data transmission.
Phase 1 uses the Internet Key Exchange (IKE) p...
VLAN is a logical grouping of network devices, Inter VLAN allows communication between VLANs, VTP manages VLAN configuration, STP/RSTP prevent network loops.
VLAN separates a physical network into multiple logical networks
Inter VLAN routing allows communication between VLANs
VTP manages VLAN configuration across multiple switches
STP/RSTP prevent network loops by disabling redundant links
Example: VLAN 10 for finance, VLAN...
DNS is a system that translates domain names into IP addresses. DNS records contain information about a domain's IP address and other settings.
DNS stands for Domain Name System
DNS translates domain names into IP addresses
DNS records contain information about a domain's IP address and other settings
There are different types of DNS records such as A, CNAME, MX, etc.
To resolve a query, the DNS server looks up the requeste...
Top trending discussions
I applied via Naukri.com
I applied via Referral and was interviewed before Dec 2023. There were 2 interview rounds.
I applied via Job Portal and was interviewed before Feb 2023. There was 1 interview round.
posted on 14 Mar 2015
Java is an object-oriented language while C is a procedural language.
Java is platform-independent while C is platform-dependent.
Java has automatic garbage collection while C requires manual memory management.
Java has built-in support for multithreading while C requires external libraries.
Java has a larger standard library compared to C.
Java is more secure than C due to its strong type checking and exception handling.
C ...
Aggregation functions are used to perform calculations on groups of data in a database.
Aggregation functions include COUNT, SUM, AVG, MAX, and MIN.
They are used with the GROUP BY clause to group data based on a specific column.
COUNT function returns the number of rows in a table or the number of non-null values in a column.
SUM function returns the sum of values in a column.
AVG function returns the average of values in ...
Two ways to write a sentence in mirror image form in Java: reverse string function and array conversion.
Use the reverse() method of the String class to reverse the sentence
Convert the sentence to a character array, then swap the first and last characters, second and second-to-last characters, and so on until the middle is reached
Example: 'Hello World' becomes 'dlroW olleH'
Static is used in public static void main to allow the method to be called without creating an instance of the class.
Static methods belong to the class and not to any instance of the class.
The main method is the entry point of a Java program and needs to be called without creating an object of the class.
The static keyword allows the main method to be called directly from the class, without creating an instance of the c...
Abstract classes, interfaces, and enums provide abstraction and modularity in Java.
Abstract classes provide a partial implementation of a class and cannot be instantiated.
Interfaces define a set of methods that a class must implement and can be used for multiple inheritance.
Enums provide a set of named constants.
All three are used for abstraction and modularity in Java.
Abstract classes and interfaces are used for polym...
Object-oriented software engineering is a framework for designing and developing software using objects.
Object-oriented software engineering is a methodology for designing and developing software using objects.
It involves creating classes and objects that encapsulate data and behavior.
Frameworks are pre-built structures that provide a foundation for building software applications.
Frameworks can include libraries, APIs,...
Java is an object-oriented language with features like inheritance, encapsulation, and polymorphism.
Inheritance allows classes to inherit properties and methods from other classes.
Encapsulation hides the implementation details of a class from other classes.
Polymorphism allows objects to take on multiple forms or behaviors.
Java also supports abstraction, interfaces, and exception handling.
Example: class Car extends Vehi...
Normalization is a process of organizing data in a database to reduce redundancy and dependency.
Normalization is used to eliminate data redundancy and improve data integrity.
It involves dividing a database into two or more tables and defining relationships between them.
There are different levels of normalization, such as first normal form (1NF), second normal form (2NF), and so on.
Normalization helps in efficient data ...
ADBMS stands for Advanced Database Management System which is an extension of DBMS with additional features.
ADBMS has advanced features like data mining, data warehousing, and online analytical processing.
ADBMS is used for handling large and complex data sets.
DBMS is a basic system for managing data and is used for small and simple data sets.
DBMS does not have advanced features like ADBMS.
Examples of ADBMS are Oracle, ...
I am a software engineer with 5 years of experience in developing web applications.
Proficient in programming languages such as Java, Python, and JavaScript
Experience in developing RESTful APIs and microservices
Familiarity with front-end technologies such as HTML, CSS, and React
Strong understanding of database management systems like MySQL and MongoDB
Experience in Agile development methodologies
I want to gain practical experience and contribute to the industry while also learning on the job.
I believe that hands-on experience is invaluable in the software engineering field
I am eager to apply my skills and knowledge to real-world projects
I am excited to work with a team and learn from experienced professionals
I am not currently pursuing post-graduation as I feel that gaining industry experience is more importan
based on 3 interviews
1 Interview rounds
based on 47 reviews
Rating in categories
Technical Support Engineer
308
salaries
| ₹1.9 L/yr - ₹6 L/yr |
Media Analyst
256
salaries
| ₹1.1 L/yr - ₹3.8 L/yr |
System Engineer
223
salaries
| ₹1.8 L/yr - ₹9.6 L/yr |
Software Engineer
137
salaries
| ₹1.8 L/yr - ₹9 L/yr |
Senior Software Engineer
128
salaries
| ₹5 L/yr - ₹18.5 L/yr |
Luxoft
ARCADIS
Photon Interactive
Trigent Software