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I applied via Naukri.com and was interviewed in Sep 2023. There was 1 interview round.
Java is a popular programming language used for developing various applications. JVM is a virtual machine that executes Java bytecode.
Java is an object-oriented programming language known for its platform independence.
JVM stands for Java Virtual Machine, which is responsible for running Java bytecode.
Java programs are compiled into bytecode that can be executed by the JVM.
JVM provides features like memory management, g...
Factory pattern is a creational design pattern that provides an interface for creating objects in a superclass, but allows subclasses to alter the type of objects that will be created.
Factory pattern is used to create objects without specifying the exact class of object that will be created.
It provides a way to delegate the instantiation logic to child classes.
Commonly used in situations where a class can't anticipate ...
SQL joins are used to combine data from two or more tables. Indexes are used to improve query performance.
Types of SQL joins: Inner join, Left join, Right join, Full outer join, Cross join
Indexes: Clustered index, Non-clustered index, Unique index, Filtered index
Possible joins are Inner Join, Left Join, Right Join, Full Outer Join, Cross Join
Inner Join: returns only the matching rows from both tables
Left Join: returns all rows from the left table and matching rows from the right table
Right Join: returns all rows from the right table and matching rows from the left table
Full Outer Join: returns all rows from both tables
Cross Join: returns the Cartesian product of both tables
Top trending discussions
posted on 27 Nov 2024
Invert a binary tree
posted on 9 Feb 2024
I applied via Recruitment Consulltant and was interviewed before Feb 2023. There were 3 interview rounds.
I was interviewed in Dec 2024.
posted on 30 Dec 2024
I applied via Naukri.com and was interviewed in Jun 2024. There was 1 interview round.
I am currently working as a software developer at a tech company.
Developing and maintaining software applications
Collaborating with team members on projects
Participating in code reviews and testing
Troubleshooting and debugging issues
Implementing new features and enhancements
A brute force attempt is a trial-and-error method used to decode encrypted data by trying all possible combinations until the correct one is found.
Brute force attempts are often used in password cracking, where every possible combination of characters is tried until the correct password is discovered.
This method is time-consuming and resource-intensive, but can be effective if the password is weak or short.
Brute force ...
I applied via Naukri.com and was interviewed in Jan 2024. There was 1 interview round.
Final year projects are practical assignments completed by students in their last year of study. NCW stands for Network Centric Warfare.
Final year projects are usually based on real-world problems and require students to apply their knowledge and skills.
NCW is a military doctrine that leverages networked information systems to gain a competitive advantage in warfare.
Examples of final year projects include developing a ...
posted on 15 Mar 2024
I applied via Qspiders and was interviewed in Feb 2024. There were 2 interview rounds.
Aptitude like basic English questions like nouns,pronouns and logical questions
posted on 30 Oct 2023
I applied via Referral and was interviewed before Oct 2022. There were 2 interview rounds.
VPN stands for Virtual Private Network, a secure connection that allows users to access a private network over a public network.
VPN encrypts data to ensure secure communication over the internet
It allows users to access resources on a private network remotely
Commonly used for remote work, accessing geo-restricted content, and enhancing online privacy
Examples include OpenVPN, Cisco AnyConnect, and NordVPN
DNS stands for Domain Name System, which translates domain names to IP addresses.
DNS is like a phone book for the internet, translating human-readable domain names (like google.com) to IP addresses (like 172.217.3.206).
It helps in locating websites and other resources on the internet.
DNS operates through a distributed database system, with multiple servers around the world.
There are different types of DNS records like ...
Network troubleshooting involves identifying and resolving issues with network connectivity, performance, or security.
Identifying the root cause of network issues
Testing network connectivity using tools like ping or traceroute
Checking network configurations for errors
Analyzing network traffic for abnormalities
Resolving issues with routers, switches, firewalls, or other network devices
DHCP stands for Dynamic Host Configuration Protocol, which is a network management protocol used to assign IP addresses automatically to devices on a network.
Automatically assigns IP addresses to devices on a network
Helps in managing and organizing network resources efficiently
Reduces the need for manual configuration of IP addresses
Uses a lease mechanism to allocate IP addresses for a specific period of time
OSI layers refer to the Open Systems Interconnection model which defines a networking framework to implement protocols in seven layers.
OSI stands for Open Systems Interconnection
There are seven layers in the OSI model: Physical, Data Link, Network, Transport, Session, Presentation, and Application
Each layer has specific functions and communicates with the adjacent layers
Example: Physical layer deals with the physical c...
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