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What does authentication refer?
Authentication refers to the task of verifying the uniqueness of a person.
What is DML (Data Manipulation Language)? This language that enable user to access or manipulate data as organised by appropriate data model. Procedural DML or Low level: DM
Write a query that display ename annual salary and comm from emp table
What is DBMS and what are functions of DBMS? DBMS consist of collection of integrated data and set of program to admission those data. The functions performed by a typical
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Failures and Recovery In practice various things might occur to prevent a transaction from completing. Recovery methods are used to bring database, which does not satisfy consi
How many types of users works on database? Users are differentiated through the way they expect to interact along with the system (i) Application programmers-interact with
explain concept of decomposition?
What is known as sequential file organization? In the sequential file organization, the records are kept in sequential order, according to the value of a "search key" of every
Do the 11.1 11.1 Credit Card Use. Consider the following hypothetical bank data on consumers’ use of credit card credit facilities in Table 11.3. Create a small worksheet in Exce
Difference between Operating System and Database Security Security within the operating system can be executed at various levels ranging from passwords for access to system, t
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