Discussion
Home ‣ Computer Science ‣ Database Systems Comments
- Question
In SQL, which command is used to remove a stored function from the database?
Options- A. REMOVE FUNCTION
- B. DELETE FUNCTION
- C. DROP FUNCTION
- D. ERASE FUNCTION
- E. None of the above
- Correct Answer
- DROP FUNCTION
- 1. One approach to standardizing storing of data
Options- A. MIS
- B. structured programming
- C. CODASYL specifications
- D. All of the above
- E. None of the above Discuss
- 2. Which command is used to select distinct subject (SUB) from the table (BOOK)?
Options- A. SELECT ALL FROM BOOK
- B. SELECT DISTINCT SUB FROM BOOK
- C. SELECT SUB FROM BOOK
- D. All of the above
- E. None of the above Discuss
- 3. The physical location of a record is determined by a mathematical formula that transforms a file key into a record location in
Options- A. a tree file
- B. an indexed file
- C. a hashed file
- D. a sequential file
- E. None of the above Discuss
- 4. In SQL, the CREATE TABLE is used
Options- A. to create a table, defining its columns, integrity constrains, and storage allocation
- B. to add a column/integrity constraint to a table
- C. to redefine a column
- D. to change a table's storage characteristics
- E. All of the above Discuss
- 5. Which of the following is a type of DBMS software?
Options- A. database manipulation language
- B. query language
- C. utilities
- D. report writer
- E. All of the above Discuss
- 6. Versatile report generators can provide
Options- A. Columnar totals
- B. Subtotals
- C. Calculations
- D. All of the above
- E. None of the above Discuss
- 7. The modify operation is likely to be done after
Options- A. Delete
- B. Look-up
- C. Insert
- D. All of the above
- E. None of the above Discuss
- 8. What software packages are commonly used for businesses that have to track extensive lists of clients and inventory?
Options- A. Special purpose packages
- B. Custom made programs
- C. Single function application packages
- D. Data management packages
- E. None of the above Discuss
- 9. The _____ command is used to allocates an extent for the table in SQL
Options- A. MODIFY ALLOCATES
- B. MODIFY TABLE
- C. ALTER TABLE
- D. REDEFINE TABLE
- E. None of the above Discuss
- 10. Data encryption techniques are particularly useful for
Options- A. reducing storage space requirements
- B. improving data integrity
- C. protecting data in data communication systems
- D. All of the above
- E. None of the above Discuss
Database Systems problems
Search Results
Correct Answer: CODASYL specifications
Correct Answer: SELECT DISTINCT SUB FROM BOOK
Correct Answer: a hashed file
Correct Answer: to create a table, defining its columns, integrity constrains, and storage allocation
Correct Answer: database manipulation language
Correct Answer: All of the above
Correct Answer: Look-up
Correct Answer: Data management packages
Correct Answer: MODIFY ALLOCATES
Correct Answer: protecting data in data communication systems
Comments
There are no comments.More in Computer Science:
Programming
Copyright ©CuriousTab. All rights reserved.