DBMS MCQ Question and Answer
DBMS MCQ Question and Answer
451. Each individual data items of record is caled a
- Field
- Data type
- Comment
- All of the above
453. Memo field in database file is used to
- Store lengthy number
- Store images
- Store audio files
- Store long textual information
454. Applications that rely on database are
- Supermarket stock control, theater booking and payroll
- Accounts, online banking, PowerPoint presentations.
- Internet shopping, robotics, computer games
- Noneof above
455. Which of the following is not a Access database object ?
- Table
- form
- Query
- datasheet
456. Data owners must protect their data against corruption or loss. One sensible method to achieving this is to
- Take regular backups
- Keep a hardcopy printout of all data
- Keep fingers crossed at all times
- None of above
457. Facilities offered by databases are
- The ability to store a large amount of data in a structured format, easy update. Sort, query, production of reports
- Easy editing, spell check, perform calculations, replication
- The ability, to rotate images, copy and paste, fill scale
- None of above
458. Users who store data about real people for marketing purposes must register the data ad its potential use with
- The computer misuse controller
- The data protection controller
- HM customs and excise
- None of above
459. When you double click a query object, you open
- The object in design view
- The object in print preview
- The result off the query
- The underlying table on which the query is based
460. Checks that are added to databases to detect unsuitable data on inpt are called
- Validation
- Verification
- Vegetation
- None of above