PostgreSQL PGCES-02 Exam - Topic 1 Question 36 Discussion

Actual exam question for PostgreSQL's PGCES-02 exam

Question #: 36
Topic #: 1

[All PGCES-02 Questions]

Select two incorrect statements concerning the system catalog.

AIt stores the object definition information for tables and columns.

BThere may be changes to specification by major version upgrades.

CIt is accessible as a table; however, it is output in binary format so it can not be read as is.

DIt stores the internal information of the database management system.

EIt is defined based on the standard SQL specification.

Show Suggested Answer

Suggested Answer: A

by Francine at Dec 11, 2022, 10:28 PM

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Gaston

7 months ago

E is definitely a fact, standard SQL defines it.

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Carin

7 months ago

Wait, C says it's in binary? That seems odd!

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Chantay

7 months ago

D sounds right, it holds internal DB info.

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Martha

7 months ago

I think B is true, major upgrades can change specs.

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Slyvia

7 months ago

A is correct, it does store object definitions.

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Adria

8 months ago

I have a vague memory that major version upgrades can affect the catalog, so I'm leaning towards option B being incorrect.

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Alexis

8 months ago

I practiced a similar question where we discussed the internal workings of the database, so I feel like option D is likely correct.

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Fidelia

8 months ago

I'm not entirely sure, but I think option C might be incorrect because I recall something about it being accessible in a readable format.

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Toshia

8 months ago

I remember studying that the system catalog does store object definitions, so I think option A is correct.

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Mirta

8 months ago

Hmm, I'm a bit unsure about this one. There are a few options that seem relevant, but I want to make sure I understand them properly before selecting my answers.

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Tiffiny

8 months ago

I'm a bit confused. Wouldn't the trends in defect resolution time be more about the development process than the test basis?

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Aliza

1 year ago

I heard the system catalog has a secret section just for database administrators' embarrassing stories. That's where the real juicy stuff is!

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Evette

11 months ago

No way! That's hilarious. I wonder what stories they have in there.

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Kyoko

11 months ago

D) It stores the internal information of the database management system.

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Sueann

11 months ago

A) It stores the object definition information for tables and columns.

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Julene

12 months ago

E) It is defined based on the standard SQL specification.

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Paris

12 months ago

D) It stores the internal information of the database management system.

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Juan

1 year ago

A) It stores the object definition information for tables and columns.

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Herminia

1 year ago

Haha, I bet the folks who wrote this question are real system catalog experts! I'm going with B and D as the incorrect statements.

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Francisca

11 months ago

Definitely, it's important to understand the role of the system catalog in database management.

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Melodie

11 months ago

Yeah, the system catalog is more about storing object definition information for tables and columns.

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Felix

11 months ago

I agree, and D is incorrect because the system catalog does not store the internal information of the database management system.

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Louisa

11 months ago

I think B is incorrect because there may not be changes to specification by major version upgrades.

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Mabel

11 months ago

Definitely, it's important to understand the role of the system catalog in database management.

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Britt

11 months ago

That's true, the system catalog is more about object definition information for tables and columns.

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Beula

12 months ago

I agree, and D is also incorrect because the system catalog does not store the internal information of the database management system.

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Rolland

1 year ago

I think B is incorrect because there may not be changes to specification by major version upgrades.

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Tequila

1 year ago

I believe statement D is also incorrect. The system catalog stores object definition information, not internal information.

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Reyes

1 year ago

I agree with you, Anna. The system catalog is actually accessible as a table.

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Paulene

1 year ago

This is easy! C and E are the wrong ones. The system catalog is accessible as a table, and it's an internal database management system thing, not an SQL standard.

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Melissa

1 year ago

Exactly, C and E are the incorrect statements. The system catalog is accessible as a table and stores internal information of the database management system.

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Melissa

1 year ago

You're right, C and E are incorrect. The system catalog is not output in binary format and is not based on the SQL standard.

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Anna

1 year ago

I think statement C is incorrect.

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Eura

1 year ago

Hmm, I'd say A and E are the incorrect ones. The system catalog definitely stores object definitions, and it's not based on the SQL standard.

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Charolette

12 months ago

A and E are definitely incorrect. The system catalog stores object definitions and is not defined based on the SQL standard.

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Evangelina

12 months ago

Yes, A and E are the incorrect statements. The system catalog stores object definitions and is not based on the SQL standard.

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Tracie

1 year ago

I agree, A and E are definitely incorrect. The system catalog holds object definitions and is not defined based on the SQL standard.

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Vallie

1 year ago

I think A and E are incorrect. The system catalog does store object definitions, and it's not based on the SQL standard.

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Rodolfo

1 year ago

I think B and C are the incorrect statements. The system catalog should be accessible as a table, and major version upgrades shouldn't change its specification.

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