10+ Senior System Engineer 1 Interview Questions and Answers

Active Directory is a directory service that stores information about network resources. DHCP assigns IP addresses. DNS resolves domain names. FTP is a file transfer protocol.

• Active Directory is used to manage users, computers, and other network resources in a domain environment.

• DHCP automatically assigns IP addresses to devices on a network.

• DNS translates domain names into IP addresses.

• FTP is a protocol used to transfer files between computers on a network.

• Active Directory, ...read more

Static and final keywords in Java serve different purposes: static relates to class-level access, while final restricts modification.

• The 'static' keyword indicates that a variable or method belongs to the class, not instances of the class. Example: 'static int count;'.

• The 'final' keyword is used to declare constants, preventing reassignment. Example: 'final int MAX_VALUE = 100;'.

• 'static' can be applied to variables, methods, and blocks, while 'final' can be applied to variabl...read more

Java 8 introduced several new features including lambda expressions, functional interfaces, and streams.

• Lambda expressions for functional programming

• Functional interfaces for defining functions

• Streams for processing collections

• Default methods for backward compatibility

• Date and time API improvements

• Nashorn JavaScript engine

• Parallel array sorting

• Type annotations

• Repeatable annotations

Absolutely! I thrive on learning new technologies to enhance my skills and contribute effectively to projects.

• I regularly take online courses on platforms like Coursera and Udemy to stay updated with the latest technologies.

• For example, I recently learned Kubernetes to improve my understanding of container orchestration.

• I participate in tech meetups and webinars to network and learn from industry experts.

• I enjoy hands-on projects, such as building a personal website using the...read more

Strings are immutable in Java to ensure data integrity and security.

• Immutable strings prevent accidental changes to data

• String pool optimization is possible due to immutability

• Security is enhanced as strings cannot be modified after creation

Abstraction is the process of hiding complex details and showing only the essential features of an object.

• Abstraction allows us to focus on what an object does instead of how it does it

• One example of abstraction is a car - we don't need to know how the engine works to drive it

• Another example is a smartphone - we use it for communication without knowing the technical details of its hardware

Active Directory is a directory service developed by Microsoft for Windows domain networks.

• Centralized database for managing network resources

• Stores information about users, computers, and other network objects

• Allows for authentication, authorization, and policy enforcement

• Supports single sign-on for users across multiple applications

• Example: Used in corporate environments to manage user accounts and permissions

Inheritance is a concept in object-oriented programming where a class inherits attributes and methods from another class.

• Types of inheritance include single inheritance, where a class inherits from only one parent class, and multiple inheritance, where a class inherits from multiple parent classes.

• Other types include hierarchical inheritance, where one class serves as a parent for multiple child classes, and hybrid inheritance, which is a combination of multiple and hierarchi...read more

Group Policy is a feature in Windows that allows administrators to manage settings and configurations for users and computers in a network.

• Group Policy is used to enforce security policies, software installation policies, and other settings across a network.

• It allows administrators to centrally manage and configure settings for multiple users and computers.

• Group Policy settings can be applied to specific users, groups, or computers.

• Examples of Group Policy settings include pa...read more

DHCP and DNS are essential networking protocols used to assign IP addresses and translate domain names to IP addresses, respectively.

• DHCP stands for Dynamic Host Configuration Protocol and is used to automatically assign IP addresses to devices on a network.

• DNS stands for Domain Name System and is used to translate domain names (e.g. www.google.com) to IP addresses (e.g. 172.217.3.206).

• DHCP helps in simplifying network administration by dynamically assigning IP addresses to d...read more