Java Collections Interview Questions Java Exception Interview Questions Here I am providing some of the important core java interview questions with answers that you should know. You can bookmark this post to brush up on your knowledge before heading for an interview. 1. Name some important feature...
Why not use references? For safety and memory management considerations, Java does not support pointers. The use of pointers to access memory directly can lead to vulnerabilities such as memory leaks, buffer overflows, and unsafe memory operations. Therefore, Java manages objects securely by using ...
In this article, we’ll look at some common interview questions on Java OOPS concepts asked in technical interviews. If you’re a software engineer, coding engineer, software developer, engineering manager, or tech lead preparing for tech interviews, check out our technical interview checklist, ...
I was fortunate enough to dig into the world famous book ‘Cracking The Coding Interview’ by Gayle Laakmann McDowell. If you are a software engineer or just getting into the tech industry, I highly recommend you get your hands on a copy. The book does a great job of preparing individuals...
This step marks the transition from aspiring developer to a full-fledged professional, opening the door to a rewarding and dynamic career in the Indian tech industry. What are the skills and qualities required to become a/an Java Developer? Object Oriented Programming Java +SQL Spring Framework ...
Overuse: While the final keyword is powerful, excessive use can lead to rigid code that’s hard to refactor or extend. Use it judiciously, focusing on areas where immutability is crucial. Testing: Final classes and methods might be challenging to mock for unit testing. Consider this while desi...
“how does a second language relate to Java skills?” Well, it doesn’t. Knowing another language is always impressive, even if it has no impact on your work. Being able to speak multiple languages broadens your career opportunities. This can also lead to advancement and higher wages, as ...
TechTarget Most Java garbage collection interview questions include the topic of JVM pause times and the significance of stop-the-world events. 5. What is generational garbage collection? The JVM splits allocated memory into four separate spaces: ...
A Tech Lead is hands-on Architect I havewritten in the pastthat I expect effective Tech Leads and Architects to have some level of coding ability. I have even gone so far to suggest they should ideally spend a minimum of 30% of their time in the code. ...
Consult your software development team, identify the skills you would like to prioritize, and avoid basing the interview on questions that are likely to lead to uninformative, canned responses. The effort invested in tailoring a set of effective interview questions is worthwhile, as specific queries...