Quiz Yourself On Data Control Language Test

1. In DCL, does GRANT allow specified users to perform specified tasks?

Yes

No

Sometimes

Depends on the settings

The correct answer is "Yes" because in DCL (Data Control Language), the GRANT statement is used to grant permissions to specified users, allowing them to perform specified tasks. This statement gives users the necessary privileges to access and manipulate data in a database, ensuring that only authorized individuals can perform certain actions.

Explanation

The correct answer is "Yes" because in DCL (Data Control Language), the GRANT statement is used to grant permissions to specified users, allowing them to perform specified tasks. This statement gives users the necessary privileges to access and manipulate data in a database, ensuring that only authorized individuals can perform certain actions.

2. Is command related to the security issues?

Yes

No

Maybe

None of the above

The answer "Yes" suggests that the command is indeed related to security issues. This implies that the command in question has some relevance or impact on security measures or protocols.

Explanation

The answer "Yes" suggests that the command is indeed related to security issues. This implies that the command in question has some relevance or impact on security measures or protocols.

3. DCL consists of how many commands?

2

3

4

5

not-available-via-ai

Explanation

not-available-via-ai

4. There are how many example(s) of DCL?

1

2

3

4

The question is asking for the number of examples of DCL. The answer provided is 2. This means that there are two examples of DCL.

Explanation

The question is asking for the number of examples of DCL. The answer provided is 2. This means that there are two examples of DCL.

5. DCL is the simplest SQL...

Subset

Client

Member

Breed

DCL stands for Data Control Language, which is a subset of SQL (Structured Query Language). DCL is used to control access to the database and perform tasks such as granting or revoking permissions, managing transactions, and ensuring data integrity. It is considered the simplest part of SQL because it focuses on managing and controlling the data rather than manipulating or retrieving it.

Explanation

DCL stands for Data Control Language, which is a subset of SQL (Structured Query Language). DCL is used to control access to the database and perform tasks such as granting or revoking permissions, managing transactions, and ensuring data integrity. It is considered the simplest part of SQL because it focuses on managing and controlling the data rather than manipulating or retrieving it.

6. Which of these privileges means privileges on objects such as tables, views, synonyms, and procedure?

Object

System

Vector

Series

The privilege that means privileges on objects such as tables, views, synonyms, and procedures is "Object." This privilege allows users to perform various actions on these database objects, such as querying, modifying, or deleting data. It grants control over the specific objects within the database and their associated operations.

Explanation

The privilege that means privileges on objects such as tables, views, synonyms, and procedures is "Object." This privilege allows users to perform various actions on these database objects, such as querying, modifying, or deleting data. It grants control over the specific objects within the database and their associated operations.

7. There are how many types of privileges in DCL?

1

2

3

4

In DCL (Data Control Language), there are two types of privileges. This means that users can be granted or denied access to certain actions or operations in a database. The two types of privileges are: 1) System privileges, which control actions that affect the overall database system, and 2) Object privileges, which control actions that affect specific objects within the database, such as tables or views.

Explanation

In DCL (Data Control Language), there are two types of privileges. This means that users can be granted or denied access to certain actions or operations in a database. The two types of privileges are: 1) System privileges, which control actions that affect the overall database system, and 2) Object privileges, which control actions that affect specific objects within the database, such as tables or views.

8. Which of these examples of privileges are CREATE SESSION, CREATE TABLE, CREATE USER?

Object privileges

System privileges

Client privileges

None of the above

The examples given, CREATE SESSION, CREATE TABLE, and CREATE USER, are all system privileges. System privileges grant users the ability to perform specific actions within the database system, such as creating sessions, tables, or users. Object privileges, on the other hand, grant users permissions on specific database objects, such as tables or views. Client privileges is not a valid category of privileges in this context. Therefore, the correct answer is system privileges.

Explanation

The examples given, CREATE SESSION, CREATE TABLE, and CREATE USER, are all system privileges. System privileges grant users the ability to perform specific actions within the database system, such as creating sessions, tables, or users. Object privileges, on the other hand, grant users permissions on specific database objects, such as tables or views. Client privileges is not a valid category of privileges in this context. Therefore, the correct answer is system privileges.

9. Which of these statements create session to username?

Grant

Revoke

Permit

Create

Grant is the correct answer because the "Grant" statement is used to provide privileges or permissions to a user in a database system. In this case, the statement "Grant" is used to create a session for a specific username, allowing them to access and perform actions within the database. The other statements, "Revoke", "Permit", and "Create", do not specifically create a session for a username.

Explanation

Grant is the correct answer because the "Grant" statement is used to provide privileges or permissions to a user in a database system. In this case, the statement "Grant" is used to create a session for a specific username, allowing them to access and perform actions within the database. The other statements, "Revoke", "Permit", and "Create", do not specifically create a session for a username.

10. DCL is used to control ____ in database.

Privileges

Controls

Systems

Clients

DCL, which stands for Data Control Language, is used to control various aspects of a database. It allows users to define and manage the access privileges of different users or roles within the database. By using DCL commands, administrators can grant or revoke privileges to control the actions that users can perform on the database objects. Therefore, the correct answer is "Controls".

Explanation

DCL, which stands for Data Control Language, is used to control various aspects of a database. It allows users to define and manage the access privileges of different users or roles within the database. By using DCL commands, administrators can grant or revoke privileges to control the actions that users can perform on the database objects. Therefore, the correct answer is "Controls".