Quiz Discussion

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.

Course Name: SQL -Structured Query Language

  • 1]

    With grant

  • 2]

    Grant user

  • 3]

    Grant pass privilege

  • 4]

    With grant option

Solution
No Solution Present Yet

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# Quiz
1
Discuss
SELECT * FROM employee

What type of statement is this?

  • 1]

    DML

  • 2]

    DDL

  • 3]

    View

  • 4]

    Integrity constraint

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

Updates that violate __________ are disallowed.

  • 1]

    Integrity constraints

  • 2]

    Transaction control

  • 3]

    Authorization

  • 4]

    DDL constraints

Solution
4
Discuss
INSERT INTO instructor VALUES (10211, ’Smith’, ’Biology’, 66000);

What type of statement is this?

  • 1]

    Query

  • 2]

    DML

  • 3]

    Relational

  • 4]

    DDL

Solution
5
Discuss

In the authorization graph, if DBA provides authorization to u1 which in turn gives to u2 which of the following is correct?

  • 1]

    If DBA revokes authorization from u1 then u2 authorization is also revoked

  • 2]

    If u1 revokes authorization from u2 then u2 authorization is revoked

  • 3]

    If DBA & u1 revokes authorization from u1 then u2 authorization is also revoked

  • 4]

    If u2 revokes authorization then u1 authorization is revoked

Solution
6
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
7
Discuss
DELETE FROM r;   /* r - relation  */

This command performs which of the following action?

  • 1]

    Remove relation

  • 2]

    Clear relation entries

  • 3]

    Delete fields

  • 4]

    Delete rows

Solution
8
Discuss

The basic datatype char (n) is a _______ length character string and varchar (n) is _______ length character.

  • 1]

    Fixed, equal

  • 2]

    Equal, variable

  • 3]

    Fixed, variable

  • 4]

    Variable, equal

Solution
9
Discuss
CREATE TABLE employee (name VARCHAR, id INTEGER)

What type of statement is this?

  • 1]

    DML

  • 2]

    DDL

  • 3]

    View

  • 4]

    Integrity constraint

Solution
10
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
# Quiz