PDF Version DemoHuawei HCIP-GaussDB-OLAP V1.0 Sample Questions:
1. . The isolation levels supported by GaussDB 200 include
A) Read uncommitted
B) Repeatable Read
C) Serializable
D) Read submitted
2. Which of the following options is correct in the description of expansion and reduction
A) For logical cluster scaling, it can be performed with only one DN
B) Support DDL operations in user concurrent transaction blocks during capacity expansion
C) User concurrent transaction blocks are not supported during expansion to create Temp tables.
D) Physical clusters support scaling
3. The basic unit of the execution engine is the execution operator.
A) TRUE
B) FALSE
4. The description of the limitation of CN manual elimination function is correct
A) Cannot lock GauussDB 200 cluster before deleting Coordinator
B) Only one Coordinator instance can be deleted at a time
C) In the process of deleting the Coordinator instance, DML operations such as data addition, deletion, and reform can be performed in DDL.
D) Deleting Coordinator instance operations can be performed with other operation and maintenance operations
5. BTREE index is often used to handle the case where the index is a combined value
A) TRUE
B) FALSE
Solutions:
| Question # 1 Answer: A,D | Question # 2 Answer: C | Question # 3 Answer: A | Question # 4 Answer: A,B | Question # 5 Answer: B |
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