Q1: DCL provides commands to perform actions like
- a) change the structure of tables
- b) authorizing access and other control over database
- c) insert, update or delete records and data values
- d) all of the above
Q2: Writing a criteria value vertically one in a row will perform
- a) OR condition
- b) AND condition
- c) NOT condition
- d) all of the above
Q3: Which one is true statement?
- a) query can include calculated fields that do not exist in table
- b) query is used to input data
- c) both a and b
- d) none of the above
Q4: In relational database schema each tuple is divided into fields. What is it called?
- a) relations
- b) queries
- c) records
- d) domains
Q5: Upto how many characters are allowed in field name?
- a) 60
- b) 64
- c) 70
- d) any number
