The key which uniquely identifies the record in DBMS table?
Which SQL command delete all the records and does not remove the structure?
A ________ contains the smallest unit of meaningful data, so you might call it the basic building block for a data file.
Which command is used to retrieve records from one or more table?
Which of the following can be defined as a systemized collection of records of information?
In digital signatures, the________key will be with owners to manipulate the data base?
An entity that is related with itself is known as___________.
Which of the following is suited for loosely defined data structures?
The Method of file organisation in which data records in a file are arranged in a specified order according to a key field is known as the-
_____________ is a top-down approach in which one higher level entity can be divided into two lower level entities.