Network administration is the process of managing and maintaining the infrastructure of computer networks. These tasks are usually done by a network administrator/network engineer. Software-network interactions as well as network integrity and resilience are the key areas of focus.
The application layer (Layer 7) is one of the seven layers of the Open Systems Interconnection model (OSI model). It is closest to the end user, which means both the OSI application layer and the user interact directly with the software application.
The Internet Protocol is the principal communications protocol used by the Internet. IP provides the mechanism for delivering packets from source to host computers based on their IP addresses. As the dominant communication protocol used by the internet, it's important for all developers to have a solid understanding of its features.
Everyone who works with web should know essential topics of network security to prevent unauthorized access or misuse of network-accessible resources.
Public questions (free account) are common interview questions. They are great for practicing, or if you want to filter candidates using the classic problems.
Since we’re all biased and we use incorrect proxies, why not just outsource hiring to experts or recruitment agencies? After all, they’ve been screening people for many years, so they must know how to do it right?
Not really. I was surprised to discover that many experts disagree with each other. Everybody praises their pet method and criticizes the others. Many of these methods look legitimate, but are based on...