LVS: Layer 4 load balancer based on IP and port, suitable for high-performance needs. Nginx: Layer 7 load balancer, based on HTTP protocol, suitable for application layer proxy. HAProxy: Supports both Layer 4 and Layer 7 load balancing, ideal for high-concurrency scenarios. 6. What is a ...
How can you list the contents of a package? How can you determine which package is better: openssh-server-5.3p1-118.1.el6_8.x86_64 or openssh-server-6.6p1-1.el6.x86_64 ? Can you explain to me the difference between block based, and object based storage?[⬆] Hard Linux Questions...
One of the frequently asked Linux interview questions is ‘what is the difference between LVM and LVM2?’ to which most of the candidate’s flanks. In this article, we will be discussing this question. First of all, what is LVM? LVM is a logical volume manager. It is a widely used vo...
Linux expertise. Windows fans shouldn’t start arguing with us, we are not against Windows, but most of the IT organizations are fond of Linux, and it would not hurt if any engineer learned some key Linux commands because the majority of the DevOps operations are Linux based. Knowledge of ...
The book contains questions based on algorithms and data structure, and if you can solve them on your own, you are fully ready for job interviews.书中包含基于算法和数据结构的问题,如果你能自己解决这些问题,那么你就已经为面试做好了充分的准备。It also includes some solved question which teaches ...
This is a very confusing question, we know that object variables contain the reference to the Objects in heap space. When we invoke any method, a copy of these variables is passed and gets stored in the stack memory of the method. We can test any language whether it’s pass by reference...
Hi , Can you please help on the below question answers , 1) what is good logic(java or query) to find the login user is valid or not, if database has million records? 2) What are requirements to create a customized HashMap ? Thanks in advance… - Rajasekhar DJournalDev...
Question: What is the difference between QA and software testing? Question: How do you apply configuration management (CM) process in software testing? Question:Consider this scenario. You find yourself testing alone one day, and you discovered almost simultaneously two critical bugs. Both of them...
Best Interview Question Database PostgreSQL Interview Questionsand Answers PostgreSQL Interview Questions 1. What is PostgreSQL and why it is used for? 2. What are the features of PostgreSQL? 3. How to install PostgreSQL on windows? 4. How to install PostgreSQL on Ubuntu? 5. List data type ...
and Bitbucket, Gitpod automatically and continuously prebuilds dev environments for all your branches. As a result team members can instantly start coding with fresh dev environments for each new task - no matter if you are building a new feature, want to fix a bug, or work on a code rev...