CompTIA DS0-001 Exam - Topic 3 Question 16 Discussion

Actual exam question for CompTIA's DS0-001 exam

Question #: 16
Topic #: 3

[All DS0-001 Questions]

Which of the following describes the purpose of a snapshot?

ATo create a dynamic data replication

BTo create a synonym

CTo create a

DTo create an image of a database

Show Suggested Answer

Suggested Answer: A

The category of SQL commands that is required to revoke access to database objects is DCL. DCL, or Data Control Language, is a subset of SQL commands that are used to control or manage the access or permissions of users or roles on a database. DCL includes commands such as GRANT and REVOKE. GRANT is a DCL command that is used to grant privileges or roles to users or roles on specific objects in a database, such as tables, views, procedures, etc. REVOKE is a DCL command that is used to revoke privileges or roles from users or roles on specific objects in a database. For example, the following statement uses the REVOKE command to revoke the SELECT privilege from user Alice on table employee:

REVOKE SELECT ON employee FROM Alice;

The other options are either different categories of SQL commands or not related to SQL commands at all. For example, IDDL is not a valid acronym or category of SQL commands; IDML is not a valid acronym or category of SQL commands; TCL, or Transaction Control Language, is a subset of SQL commands that are used to control or manage transactions on a database, such as committing or rolling back changes.Reference:CompTIA DataSys+ Course Outline, Domain 4.0 Data and Database Security, Objective 4.2 Given a scenario, implement security controls for databases.

by Gerri at May 13, 2024, 02:13 AM

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Kristofer

3 months ago

Just to clarify, snapshots capture the state at a specific time, right?

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Hailey

3 months ago

Yeah, I always thought it was more about replication.

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Callie

3 months ago

Wait, I thought snapshots were for backups, not just images?

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Dante

4 months ago

Totally agree, option D is the right one!

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Magdalene

4 months ago

Snapshots are used to create an image of a database.

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Devorah

4 months ago

I’m a bit confused because I thought snapshots were for backups, but I can't recall if that means creating an image or something else.

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Madonna

4 months ago

I feel like snapshots are more about capturing the state of a database at a certain point, so I would lean towards option D.

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Nicholle

4 months ago

I remember practicing a question about data replication, but I don't think that's what a snapshot does.

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Antonio

5 months ago

I think a snapshot is related to creating an image of a database, but I'm not completely sure if that's the right term.

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Emerson

5 months ago

I'm a little confused by the options here. I know a snapshot is used for data replication, but I'm not sure if that's the same as creating a dynamic data replication. And I'm not familiar with the other options. I'll have to review my notes on snapshots before answering this.

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Jessenia

5 months ago

Hmm, I'm a bit unsure about this one. I know a snapshot is related to data, but I'm not sure if it's specifically for creating a database image. I'll have to think this through carefully.

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Cory

5 months ago

I think this question is asking about the purpose of a database snapshot, which is to create an image of the database at a specific point in time. I'm pretty confident that the correct answer is D.

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Lelia

5 months ago

Okay, let me see. A snapshot is used to capture the state of a database at a certain point in time, right? So the purpose would be to create an image of the database, which matches answer D. I feel good about that.

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Leontine

5 months ago

This seems straightforward enough. I just need to make sure I understand the implications of each command and how they impact the user's state.

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Edgar

5 months ago

Hmm, I'm a little unsure about this one. I'm trying to decide between options A and B. I'll need to double-check the AMPscript documentation to make sure I understand the differences between those two approaches.

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Alverta

5 months ago

I remember from our health psychology lectures that the stages of change model is all about gradually helping people modify their habits. This seems like a direct match to that concept.

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