Database Systems Questions

• A database management system
• Which command is used to remove a table from the database in SQL?
• Periodically adding, changing and deleting file records is called file
• A file produced by a spreadsheet
• The data dictionary tells the DBMS
• Updating a database means
• What is the language used by most of the DBMSs for helping their users to access data?
• Which of the following hardware components is the most important to the operation of a database management system?
• Large collections of files are called
• A _____ means that one record in a particular record type is related to only one record of another record type.
• In the DBM approach, application programs perform the
• Which of the following is not characteristic of a relational database model?
• The on-line, softcopy display a customer's charge account to respond to an inquiry is an examples of a
• In any hierarchy of data organization, the smallest entity to be processed as a single unit is called
• In SQL, which command(s) is(are) used to enable/disable a database trigger?
• Two files may be joined into a third file if
• A database management system might consist of application programs and a software package called
• In SQL, which command is used to changes data in a table?
• A race condition occurs when
• The distinguishable parts of a record are called