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I applied via Company Website and was interviewed in Aug 2024. There was 1 interview round.
Java 8 introduced several new features including lambda expressions, streams, functional interfaces, and default methods.
Lambda expressions allow you to write more concise code by providing a way to pass functions as arguments.
Streams provide a new way to work with collections in a functional style, allowing for easier parallel processing.
Functional interfaces are interfaces with a single abstract method, which can be ...
What people are saying about Infosys
I applied via Campus Placement and was interviewed before Jul 2020. There were 4 interview rounds.
The project involved designing and implementing a new network infrastructure for a large corporation.
Conducted a thorough analysis of the existing network infrastructure
Designed a new network architecture that met the company's needs
Implemented the new network infrastructure with minimal disruption to business operations
Tested and optimized the new network to ensure optimal performance
Provided ongoing support and maint
I applied via Naukri.com and was interviewed before Apr 2021. There were 2 interview rounds.
Annotations are used in Springboot to simplify configuration and reduce boilerplate code.
Annotations are used to define the behavior of Spring components
They can be used to define the scope of a bean, inject dependencies, and handle exceptions
Some commonly used annotations include @Component, @Autowired, and @ExceptionHandler
Java 8 introduced several new features including lambda expressions, streams, and default methods.
Lambda expressions allow for functional programming and simplify code.
Streams provide a way to process collections of data in a functional style.
Default methods allow for adding new methods to interfaces without breaking existing implementations.
Other features include the Optional class, Date and Time API, and Nashorn Java
I applied via Naukri.com and was interviewed in Jul 2020. There were 3 interview rounds.
I applied via Naukri.com and was interviewed before Feb 2021. There were 2 interview rounds.
I applied via Campus Placement and was interviewed before Jul 2020. There were 5 interview rounds.
I applied via Campus Placement and was interviewed before Feb 2021. There were 2 interview rounds.
Focus on industry-specific nuances
I applied via Naukri.com and was interviewed before May 2021. There were 2 interview rounds.
Coding questions will be given
I applied via Recruitment Consultant and was interviewed in Dec 2018. There were 3 interview rounds.
Firewall is a network security system that monitors and controls incoming and outgoing network traffic based on predetermined security rules.
Firewall acts as a barrier between a trusted, secure internal network and another network, such as the Internet.
It examines each packet of data that passes through it and determines whether to allow or block the traffic based on the set of rules.
Firewalls can be hardware or softwa...
BGP attributes are used to determine the best path for routing traffic between networks.
BGP attributes include: AS Path, Next Hop, Local Preference, MED, Origin, and Community
AS Path is a list of autonomous systems that the route has passed through
Next Hop is the IP address of the next router on the path
Local Preference is used to indicate the preferred path for outbound traffic
MED (Multi-Exit Discriminator) is used to...
VPN stands for Virtual Private Network. It allows secure remote access to a private network over the internet.
VPN creates a secure and encrypted connection between the user's device and the private network.
It masks the user's IP address and location, providing anonymity and privacy.
VPN uses different protocols such as PPTP, L2TP, IPSec, and OpenVPN.
It can be used to access geographically restricted content, bypass cens...
Routing protocols are used to determine the best path for data to travel in a network.
Distance Vector protocols: RIP, IGRP, EIGRP
Link State protocols: OSPF, IS-IS
Hybrid protocols: BGP
Path Vector protocols: BGP
IGP vs EGP
VTP stands for VLAN Trunking Protocol, used to manage VLANs in a switched network.
VTP is a Cisco proprietary protocol.
It allows for easy VLAN management by propagating VLAN information across the network.
VTP operates in three modes: server, client, and transparent.
Server mode allows for VLAN creation, deletion, and modification.
Client mode receives and stores VLAN information.
Transparent mode forwards VTP messages but ...
Routers connect networks while firewalls protect networks from unauthorized access.
Routers direct traffic between networks while firewalls filter traffic based on predefined rules.
Routers operate at layer 3 of the OSI model while firewalls operate at layer 4 or higher.
Examples of routers include Cisco routers, while examples of firewalls include Fortinet firewalls.
Routers can be used to segment networks while firewalls...
I applied via Campus Placement and was interviewed in Nov 2020. There was 1 interview round.
The largest area in a histogram refers to the rectangle with the maximum area that can be formed within the histogram.
To find the largest area in a histogram, we can use the concept of a stack.
We iterate through each bar in the histogram and maintain a stack of bars in non-decreasing order of their heights.
If the current bar's height is greater than the height of the bar at the top of the stack, we push the current bar...
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