Discuss the data replication on the distributed database system? The data replica is a term that refers to the data replication means the copy of data into the servers distributed to access the copy of data. The data replication in a distributed database system is a term that provides the benefits for the user to easily access the data from the nearby server provided for the client user from the website. The data can be easily accessible from the server and provide the fast speed with reduces the latency of the data transfer to the client server such as:- if the user access the data from their smartphone device then the data will be fast to load because the nearby server provide the data replicated or copied of data to the user. Data replication in a distributed database system involves creating and maintaining multiple copies of data across different nodes or locations to enhance availability, reliability, and performance. It ensures that users can access data even if a node fails, re...
What is the main purpose of a firewall on a computer? The main purpose of a firewall on a computer means to protect the data, instructions, information, database, files, programs etc. Which are used for tasks performed on a computer system to provide the output data to the end user. The computer system is used to store the files of the operating system, application software and user database files. These types of files are used to protect from the other user or unknown user or attackers from the internet, because they can access these types of files which is beneficial for those unknown users. They can steal from the internet service with unprotected internet connection from the security layer using malicious files such as virus files, malwares, worms etc. Here the firewall is used to protect the database from the malicious files transmission into the computer system memory storage device and without scanning the system the downloaded files are not permitted to save into the computer s...