Database Solutions

Question 1

Which data types are supported when configuring a DynamoDB primary key?

Number

String

Date

Binary

Boolean

Answer 1

Number

String

Binary

Question 2

Which AWS offering is a NoSQL solution?

Microsoft SQL server

MySql

Dynamo DB

Aurora

Answer 2

Dynamo DB

Question 3

Which AWS CLI command lists RDS database instances?

rds list-db-instances

rds describe-db-instances

aws rds show-db-instances

aws rds describe-db-instances

Answer 3

aws rds describe-db-instances

Question 4

You are viewing RDS database instance properties in the AWS management console. Where should you click to view detailed CPU utilization metrics?

Configuration

Monitoring

Connectivity

Replicas

Answer 4

Monitoring

Question 5

Which of the following terms is the most closely related to NoSQL databases?

Structured schema

Unstructured schema

Relational

Encryption

Answer 5

Unstructured schema

Question 6

Which PowerShell cmdlet starts MySQL deployed through RDS?

Start-RDS

Start-MySQL

Start-RDSDBInstance

Start-MySQLDBInstance

Answer 6

Start-RDSDBInstance

Question 7

What purpose does an RDS snapshot serve?

Improved performance

Reduced network latency

Backup

Replication

Answer 7

Backup

Question 8

Which of the following are valid storage options when deploying MySQL through RDS?

General purpose

Provisioned IOPS

Cold HDD

Magnetic

Answer 8

General purpose

Provisioned IOPS

Question 9

Which option is used to convert a read replica to a master?

Snapshot

Start

Promote

Restart

Answer 9

Promote

Question 10

You have deployed a DocumentDB cluster. What should you use to connect to the cluster?

PowerShell

bash shell

mongo shell

AWS CLI

Answer 10

mongo shell