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  5. HCIP-GaussDB-OLAP V1.0 Questions and Answers
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H13-922 HCIP-GaussDB-OLAP V1.0 Questions and Answers

Questions 4

Which of the TOAST data storage strategies allow compression?

Options:

A.

PLAIN (p)

B.

EXTENDED (x)

C.

EXTERNAL (e)

D.

MAIN (m)

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Questions 5

CREATE TABLE AS to create a table, you need to add the query type

Options:

A.

INSERT

B.

UPDATE

C.

SELECT

D.

DELETE

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Questions 6

(Multiple choice) Which of the following information cannot be obtained using the pg_authid system table?

Options:

A.

User name

B.

User plaintext password

C.

Is the administrator

D.

Is it locked

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Questions 7

The following are not subject to PL / java number usage constraints:

Options:

A.

INTEGER

B.

Custom types

C.

UDAF

D.

UDTF

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Questions 8

What problems might be caused by modifying the contents of the pg_hba.comf configuration file

Options:

A.

Cause the database process to restart

B.

The client is not connected or the CN or DN is abnormal.

C.

Causes SQL statement execution to be interrupted

D.

Cause database data to be inconsistent

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Questions 9

Which of the following are the status of CLOG records

Options:

A.

Committed

B.

Aborted

C.

Sub-Committed

D.

Inprogress

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Questions 10

(Multiple choice) What input file formats does Migration Tool currently support?

Options:

A.

csv

B.

sql

C.

perl

D.

txt

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Questions 11

(Multiple choices) Which two phases are involved in a two-phase transaction commit?

Options:

A.

Transaction verification phase

B.

Transaction pre-commit phase

C.

Transaction rollback phase

D.

Global commit phase

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Questions 12

GuassDB 200 implements logical cluster management to realize the division of a cluster into multiple small logical clusters in an existing MPPDB physical cluster to achieve isolation of computing and storage resources between logical clusters. Industry backup users cannot access data tables across clusters.

Options:

A.

T

B.

F

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Questions 13

To cascade delete database objects such as user-created tables, use the key word

Options:

A.

STRICT

B.

CASCADE

C.

USAGE

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Questions 14

What part of the MULTXACT log is stored for ()

Options:

A.

xmin

B.

xmax

C.

data

D.

cid

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Questions 15

Which of the following is a client management tool?

Options:

A.

gs_cgroup

B.

gsql

C.

gs_check

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Questions 16

Performance logs focus on access performance issues for internal resources.

Options:

A.

T

B.

F

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Questions 17

Are the following display plans?

Options:

A.

normal

B.

pretty

C.

analyze

D.

verbose

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Questions 18

(Multiple choice) Which of the following components can the Stream operator be executed on?

Options:

A.

CN

B.

GTM

C.

DN

D.

OM

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Questions 19

(Judgment) EXECUTE can be directly used to execute dynamic statements.

Options:

A.

TRUE

B.

FALSE

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Questions 20

Which of the following are high-risk operations for disabled databases?

Options:

A.

Modify the file name in the data directory. Authority

B.

Delete database system tables

C.

Modify the node host name

D.

Manually modify the port number directly in the configuration file

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Questions 21

What is the correct statement about resource quota among tenants?

Options:

A.

After "CPU Quota" is set. The system will allocate CPU execution time to the current tenant in proportion to the "CPU quota"

B.

After the CPU quota parameter is set, the system will assign an exclusive number of CPU cores to the current tenant according to the "CPU quota" ratio. Other tenants can use it flexibly when the load is high

C.

"CPU quota" and "CPU quota" can take effect at the same time

D.

The storage space size of the tenant persistent data table space corresponds to an actual physical storage space size, which is specified by the parent tenant. The total storage used by all child tenants cannot exceed the total storage specified by the parent tenant

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Questions 22

Are the following control operators?

Options:

A.

HashJoin

B.

Append

C.

Agg

D.

RecursiveUnoin

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Exam Code: H13-922
Exam Name: HCIP-GaussDB-OLAP V1.0
Last Update: Nov 30, 2023
Questions: 152
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