# Quiz: Aurora Take-Out Competitive Comparison

### 1. 
Which of the following situations can be obviously advantageous to us when we compete with Aurora in a PoC? (Select two items)

+ options
 + A. Customer requires to turn on the Binlog option.
 + B. Database size will not exceed 2TB.
 + C. Customer requires database triggers.
 + D. Database size is larger than 20TB.
+ Answer: A, D

### 2. 
What is the maximum storage capacity of Aurora?

+ options
 + A. 500 TB
 + B. 250 TB
 + C. 128 TB
 + D. 64 TB
+ Answer: C

### 3. 
True or False. When a write-master node fails, Aurora can fail over very quickly, just like TiDB.
+ options
 + A. True
 + B. False
+ Answer: B

### 4. 
Which of the following features are available in TiDB Cloud but NOT in Aurora? (Select two items)
+ options
  + A. Real-time analytical workload support
  + B. MySQL 5.7 compatibility
  + C. Real Online DDL
  + D. Flashback
+ Answer: A, C

### 5. 
Which of the following features are shared by TiDB and Aurora?
+ options
  + A. PCI DSS compliance certified
  + B. Flashback
  + C. Database trigger
  + D. Zero RPO
+ Answer: A, B, D

### 6. 
Which of the following workloads or situations do you think would be a good opportunity for TiDB Cloud? (Select three items)
+ options
  + A. 7x24 system with heavy IO activity.
  + B. Database size is small, cache hit ratio is greater than 99.9%.
  + C. Using Aurora for online transaction and Redshift for analytics at the same time.
  + D. Database size has reached 500GB and is continuing to grow.
+ Answer: A, C, D

### 7.
True of False. Aurora is a multi-master read/write database.
+ options
  + A. True
  + B. False  
+ Answer: B

### 8.
True or False. Aurora supports strong consistency read on read replicas.
+ options
  + A. True
  + B. False  
+ Answer: B