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Huawei HCIP-GaussDB-OLTP V1.5 Sample Questions:

1. Which are common denormalization practices in DB design?

A) Recreate tables
B) Add redundant columns
C) Increase index count
D) Add derived columns

2. Which descriptions of important modules in GaussDB (for MySQL) architecture are correct?

A) Log Stores: persist redo logs
B) Page Stores: persist Pages
C) SQL: transaction commit, based on MySQL 8.0, fully compatible
D) SAL (Storage Abstraction Layer): sharding, recovery, remote storage

3. Which of the following isnota functional module of Cloud Audit?

A) Event file encryption
B) Event file desensitization
C) Audit log query
D) Audit log recording

4. To elastically scale read capacity and reduce GaussDB (for MySQL) pressure, read-only nodes can be created. Which statements are correct?

A) One cluster supports up to 15 read-only nodes
B) Support data migration to read-only nodes
C) No account creation allowed on read-only nodes (must be on primary)
D) Support creating and deleting databases

5. Which of the following descriptions about the MEMORY storage engine is incorrect?

A) MEMORY storage engine uses fixed-length format for data, and does not support BLOB or TEXT types.
B) MEMORY storage engine supports only B-tree indexes and not hash indexes.
C) Data in MEMORY tables is lost if the mysqld daemon crashes.
D) MEMORY storage engine stores data in memory to provide fast access for queries and joins.

Solutions: