Cyber Infrastructure Interview Questions, Process, and Tips

Q1. What is class what is object what is different between private protected and public and default
Ans. 
A class is a blueprint for creating objects, while an object is an instance of a class. Private, protected, public, and default are access modifiers in object-oriented programming.
• A class is a template or blueprint that defines the properties and behaviors of objects.

• An object is an instance of a class, created using the class blueprint.

• Private access modifier restricts access to class members within the same class.

• Pro...read more
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Q2. What is object ?
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An object is a self-contained entity that consists of both data and behavior.
• Objects are instances of classes in object-oriented programming.

• They encapsulate data and provide methods to manipulate that data.

• Objects can interact with each other through method calls and message passing.

• Examples of objects include a car, a person, or a bank account.
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Q3. What is public?
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Public is a keyword in programming languages that denotes the accessibility of a class, method, or variable.
• Public is one of the access modifiers in object-oriented programming.

• It allows the class, method, or variable to be accessed from any other class or package.

• Public members are part of the public API of a software component.

• Example: public class MyClass { ... }

• Example: public void myMethod() { ... }

• Example: public
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Q4. What is private?
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In programming, private is an access modifier that restricts the visibility of a class member to within its own class.
• Private is used to encapsulate data and prevent direct access from outside the class.

• Private members can only be accessed through public methods or properties.

• Private variables are often used to store internal state or implementation details.

• Private methods are used for internal logic and are not meant
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Q5. What is protected
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protected is an access modifier in object-oriented programming that restricts access to members within the same package or subclasses.
• protected is one of the four access modifiers in Java, along with public, private, and default.

• Members declared as protected can be accessed within the same package or by subclasses.

• Protected members are not accessible outside the package unless accessed through inheritance.

• Example: prot...read more
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Q1. Personal details
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Pattern, star , hollow pattern

Q1. How would you ensure a server is secure?
Ans. 
To ensure a server is secure, one must implement various security measures such as firewalls, encryption, regular updates, access control, and monitoring.
• Implement firewalls to control incoming and outgoing traffic

• Use encryption to protect data in transit and at rest

• Regularly update software and patches to fix vulnerabilities

• Implement access control measures to restrict unauthorized access

• Monitor server activity for an
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Q2. What steps can you take to prevent identity theft?
Ans. 
To prevent identity theft, one can take steps such as monitoring financial accounts regularly, using strong passwords, being cautious with personal information, and shredding sensitive documents.
• Monitor financial accounts regularly for any suspicious activity

• Use strong, unique passwords for online accounts

• Be cautious when sharing personal information online or over the phone

• Shred sensitive documents before disposing of
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Q3. Explain Social phishing and the steps you can take to prevent it?
Ans. 
Social phishing is a type of cyber attack that involves manipulating individuals into divulging confidential information.
• Social phishing involves attackers using social engineering tactics to trick individuals into revealing sensitive information such as passwords or financial details.

• Common methods of social phishing include impersonating trusted entities like banks or government agencies, creating fake social media p...read more
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Q4. What are spyware attacks and how to prevent them?
Ans. 
Spyware attacks are malicious software that secretly gathers information about a person or organization.
• Spyware can be installed on a device without the user's knowledge through malicious links, emails, or software downloads.

• To prevent spyware attacks, users should regularly update their operating systems and security software.

• Avoid clicking on suspicious links or downloading attachments from unknown sources.

• Use a repu...read more
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Q5. What are some of the most common types of cyberattacks
Ans. 
Common types of cyberattacks include phishing, malware, ransomware, DDoS attacks, and social engineering.
• Phishing: fraudulent emails or messages to trick individuals into revealing sensitive information

• Malware: malicious software designed to damage or gain unauthorized access to a computer system

• Ransomware: encrypts files on a victim's system and demands payment for decryption

• DDoS attacks: overwhelm a system with traff...read more
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Q1. Tell me about your self/ Introduce your self?
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Q2. Why this role attracts you?
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Q3. What do you know about the our company?
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Q4. Can you work under pressure ?
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Q5. Are you willing to relocate
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Good questions and dsa arrays and string questions

Q1. Oops related questions
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Q2. DSA questions
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Q1. All combined questions
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Q1. Explain oops concept
Ans. 
OOPs (Object-Oriented Programming) is a programming paradigm based on the concept of objects, which can contain data and code.
• OOPs focuses on creating reusable code through classes and objects

• Encapsulation: bundling data and methods that operate on the data within a single unit

• Inheritance: allows a class to inherit properties and behavior from another class

• Polymorphism: ability for objects to be treated as instances of...read more
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Q1. What is session in php
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Session in PHP is a way to store information (variables) to be used across multiple pages during a user's visit to a website.
• Sessions are used to store user-specific information, such as username, shopping cart items, etc.

• Sessions are started with session_start() function and can be accessed using the $_SESSION superglobal array.

• Sessions are stored on the server and identified by a unique session ID, which is usually s
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Q1. General HR questions
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Q2. Tell me about yourself
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Q3. Previous experience
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Q4. Design related experience
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Q5. HR gave me an online form to fill and said they will contact you and since then no call has been received.
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