RDBMS stands for Relational Database Management System. RDBMS is the basis for SQL, and for all modern database systems like MS SQL Server, IBM DB2, Oracle, MySQL, and Microsoft Access. A Relational database management system (RDBMS) is a database management system (DBMS) that is based on the relational model as introduced by E. F. Codd. What is a table? The data in an RDBMS is stored in database objects which are called as tables. This table is basically a collection of related data entries and it consists of numerous columns and rows. Remember, a table is the most common and simplest form of data storage in a relational database. The following program is an example of a CUSTOMERS table − +----+----------+-----+-----------+----------+ | ID | NAME | AGE | ADDRESS | SALARY | +----+----------+-----+-----------+----------+ | 1 | Surya | 18 | gorakhpoor | 2000.00 | | ...
1 Dictionary Attack Dictionary attack is a technique used by most of the regular hackers to determine the passphrase by trying their luck many times. Unlike its name, it works like a dictionary it is just a simple file which contains some unusual words that many people use as their password it is one of the easy ways to hack into anyone’s account. But putting up a tough password can beat this attack. 2 Brute Force Attack The main motto of Brute force attack is to crack passwords. It will try its level best and try every possible combination until the password is found. But nowadays, people are smarter, so the growing size of passwords is making Brute Force attack difficult to crack any password. It is much similar to Dictionary attack it is something like the upgraded version of Dictionary attack. 3 Phishing Phishing is the easiest method used by hackers. It does nothing, it simply ask users for their passwords but the process of asking password is unique and dif...
Many YouTubers have created insane fears that "WhatsApp will not work, do not use WhatsApp" to increase views. This is to give a little courage to those who are afraid to look at them. WhatsApp's new privacy policy states that "your phone number, details of payments you make through WhatsApp Payments, your IP address at the time of the transaction, and your device model will be collected and shared with third-party Facebook hosted services as needed." In fact Facebook is not selling that information to unknown third party companies. Everyone knows that WhatsApp business. This allows restaurants, shopping malls, and small business owners to provide catalog details of items available to customers through WhatsApp, and then withdraw money from us through WhatsApp Payments and deliver the items to us. WhatsApp is making such a complete system available. Actually this is going to happen ... Suppose you went to a shopping mall. While shopping and billing t...