2. Each of data files has a _______ that describe the way the data is stored in the file. File Structure Records Fields Databases
3. What is the language used by most of the DBMS for helping their users to access data? High level language Query language SQL 4GL
4. Data item characteristics that are important in data management include Punctuation Language Spelling Width
5. A locked file can be Accessed by only one user Modified by users with the correct password Is used to hide sensitive information Both (b) and (c)
6. If the record management system allows you to edit values before they are recorded on disk, you can Correct spelling changes before they are recorded Change the name of a field Change the width of a field All of the above
7. Which command is used to remove an index from the database in SQL? DELETE INDEX DROP INDEX REMOVE INDEX ROLL BACK INDEX
8. What is the name given to the database management system which is able to handle full text data, image data, audio and video? Full media Graphics media Multimedia Hypertext
9. When using a database management system, the first thing that you must do is to Create a database file Activate file editor Load the software into your microcomputer Keep a floppy disk in readiness
10. If the record management system allows you to edit values before they are recorded on disk, you can Correct spelling changes before they are recorded Change the name of a field Change the width of a field All of the above
Score = Correct answers: