1. A large computer information system maintains many different computer files. Which amongst them is called a perpetual file?
A. Specialized file
B. Log file
C. Master file
D. Update file
E. None of the above
2. Which command is used to remove a table from the database in SQL?
A. DELETE TABLE
B. DROP TABLE
C. ERASE TABLE
D. UNATTACH TABLE
E. None of the above