Quiz Discussion

Updates that violate __________ are disallowed.

Course Name: SQL -Structured Query Language

  • 1]

    Integrity constraints

  • 2]

    Transaction control

  • 3]

    Authorization

  • 4]

    DDL constraints

Solution
No Solution Present Yet

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# Quiz
1
Discuss

Which of the following is used to avoid cascading of authorizations from the user?

  • 1]

    Granted by the current role

  • 2]

    Revoke select on the department from Amit, Satoshi restrict;

  • 3]

    Revoke grant option for select on the department from Amit;

  • 4]

    Revoke select on the department from Amit, Satoshi cascade;

Solution
2
Discuss

Which of the following is used to provide privilege to only a particular attribute?

  • 1]

    Grant update(budget,salary,Rate) on department to Raj

  • 2]

    Grant update(budget) on department to Raj

  • 3]

    Grant select on employee to Amit

  • 4]

    Grant delete to Amit

Solution
3
Discuss

Which one of the following is used to define the structure of the relation, deleting relations and relating schemas?

  • 1]

    DML(Data Manipulation Langauge)

  • 2]

    DDL(Data Definition Langauge)

  • 3]

    Query

  • 4]

    Relational Schema

Solution
4
Discuss

If we wish to grant a privilege and to allow the recipient to pass the privilege on to other users, we append the __________ clause to the appropriate grant command.

  • 1]

    With grant

  • 2]

    Grant user

  • 3]

    Grant pass privilege

  • 4]

    With grant option

Solution
5
Discuss

To remove a relation from an SQL database, we use the ______ command.

  • 1]

    Delete

  • 2]

    Purge

  • 3]

    Remove

  • 4]

    Drop table

Solution
6
Discuss

Which of the following is true regarding views?

  • 1]

    The user who creates a view cannot be given update authorization on a view without having update authorization on the relations used to define the view

  • 2]

    The user who creates a view cannot be given update authorization on a view without having update authorization on the relations used to define the view

  • 3]

    If a user creates a view on which no authorization can be granted, the system will allow the view creation request

  • 4]

    A user who creates a view receives all privileges on that view

Solution
7
Discuss
INSERT INTO instructor VALUES (10211, ’Smith’, ’Biology’, 66000);

What type of statement is this?

  • 1]

    Query

  • 2]

    DML

  • 3]

    Relational

  • 4]

    DDL

Solution
8
Discuss

Which of the following is used to provide delete authorization to instructor?

  • 1]
    CREATE ROLE instructor ;
    GRANT DELETE TO instructor;

     

  • 2]
    CREATE ROLE instructor;
    GRANT SELECT ON takes
    TO instructor;

     

  • 3]
    CREATE ROLE instructor;
    GRANT DELETE ON takes
    TO instructor;

     

  • 4]

    All of the mentioned

Solution
9
Discuss

The database administrator who authorizes all the new users, modifies the database and takes grants privilege is

  • 1]

    Operator of operating system

  • 2]

    Administrator

  • 3]

    Super user

  • 4]

    All of the mentioned

Solution
10
Discuss

Which one of the following provides the ability to query information from the database and to insert tuples into, delete tuples from, and modify tuples in the database?

  • 1]

    DML(Data Manipulation Langauge)

  • 2]

    DDL(Data Definition Langauge)

  • 3]

    Query

  • 4]

    Relational Schema

Solution
# Quiz