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Persistent Systems
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A constructor is a special type of method that is automatically called when an object is created in a class.
Constructors have the same name as the class they belong to.
They are used to initialize the object's state.
Constructors can have parameters to customize the initialization process.
Example: public class Person { public Person(String name) { this.name = name; } }
OOPS concepts refer to Object-Oriented Programming concepts which include classes, objects, inheritance, polymorphism, and encapsulation.
Classes: Blueprint for creating objects with attributes and methods.
Objects: Instances of classes that contain data and behavior.
Inheritance: Ability to create new classes based on existing classes.
Polymorphism: Ability to use a single interface for different data types.
Encapsulation:...
I applied via Recruitment Consulltant and was interviewed in Apr 2024. There were 2 interview rounds.
Azure cloud services are a collection of integrated cloud services that developers and IT professionals use to build, deploy, and manage applications through Microsoft's global network of datacenters.
Azure Virtual Machines
Azure App Services
Azure SQL Database
Azure Blob Storage
Azure Functions
I applied via Recruitment Consulltant and was interviewed in Apr 2024. There was 1 interview round.
Persistent Systems interview questions for designations
What people are saying about Persistent Systems
The question is about finding missing and repeating numbers in an array and adding two numbers using linked lists.
To find missing and repeating numbers in an array, use a hash set to track the occurrence of each number.
To add two numbers using linked lists, traverse both lists simultaneously and keep track of carry.
Remember to handle edge cases like different lengths of linked lists or a carry at the end.
I applied via Recruitment Consultant and was interviewed before Sep 2019. There were 4 interview rounds.
I applied via Naukri.com and was interviewed in May 2019. There were 4 interview rounds.
I applied via Naukri.com and was interviewed in Oct 2020. There were 4 interview rounds.
I applied via Naukri.com and was interviewed in Oct 2020. There was 1 interview round.
I applied via Approached by Company and was interviewed in Dec 2018. There were 3 interview rounds.
SOX Compliance is a set of regulations that public companies must follow to ensure accurate financial reporting.
SOX stands for Sarbanes-Oxley Act
It was enacted in 2002 after accounting scandals at Enron and WorldCom
It requires companies to establish and maintain internal controls over financial reporting
It also mandates regular audits and certifications of financial statements
Non-compliance can result in fines, legal a
PCI DSS stands for Payment Card Industry Data Security Standard.
It is a set of security standards designed to ensure that all companies that accept, process, store or transmit credit card information maintain a secure environment.
It was created by major credit card companies such as Visa, Mastercard, American Express, Discover, and JCB International.
It includes requirements for network security, data protection, access...
ISO 27K is a set of standards for information security management systems.
ISO 27K provides guidelines for managing and protecting sensitive information.
It includes controls for risk management, access control, and incident management.
ISO 27K certification is often required for companies handling sensitive data.
Examples of ISO 27K standards include ISO 27001 and ISO 27002.
Risk assessment for an application involves identifying potential threats and vulnerabilities and evaluating their impact.
Identify potential threats and vulnerabilities
Evaluate the impact of each threat or vulnerability
Determine the likelihood of each threat or vulnerability occurring
Prioritize risks based on their impact and likelihood
Develop a plan to mitigate or manage each risk
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