Amazon AWS Certified Database - Specialty (DBS-C01) - DBS-C01무료 덤프문제 풀어보기
A news portal is looking for a data store to store 120 GB of metadata about its posts and comments. The posts and comments are not frequently looked up or updated. However, occasional lookups are expected to be served with single-digit millisecond latency on average.
What is the MOST cost-effective solution?
What is the MOST cost-effective solution?
정답: B
설명: (Fast2test 회원만 볼 수 있음)
A company conducted a security audit of its AWS infrastructure. The audit identified that data was not encrypted in transit between application servers and a MySQL database that is hosted in Amazon RDS.
After the audit, the company updated the application to use an encrypted connection. To prevent this problem from occurring again, the company's database team needs to configure the database to require in-transit encryption for all connections.
Which solution will meet this requirement?
After the audit, the company updated the application to use an encrypted connection. To prevent this problem from occurring again, the company's database team needs to configure the database to require in-transit encryption for all connections.
Which solution will meet this requirement?
정답: A
설명: (Fast2test 회원만 볼 수 있음)
A financial services organization employs an Amazon Aurora PostgreSQL DB cluster to host an application on AWS. No log files detailing database administrator activity were discovered during a recent examination. A database professional must suggest a solution that enables access to the database and maintains activity logs.
The solution should be simple to implement and have a negligible effect on performance.
Which database specialist solution should be recommended?
The solution should be simple to implement and have a negligible effect on performance.
Which database specialist solution should be recommended?
정답: A
설명: (Fast2test 회원만 볼 수 있음)
Recently, a gaming firm purchased a popular iOS game that is especially popular during the Christmas season.
The business has opted to include a leaderboard into the game, which will be powered by Amazon DynamoDB. The application's load is likely to increase significantly throughout the Christmas season.
Which solution satisfies these criteria at the lowest possible cost?
The business has opted to include a leaderboard into the game, which will be powered by Amazon DynamoDB. The application's load is likely to increase significantly throughout the Christmas season.
Which solution satisfies these criteria at the lowest possible cost?
정답: D
설명: (Fast2test 회원만 볼 수 있음)
A company has migrated a single MySQL database to Amazon Aurora. The production data is hosted in a DB cluster in VPC_PROD, and 12 testing environments are hosted in VPC_TEST using the same AWS account.
Testing results in minimal changes to the test data. The Development team wants each environment refreshed nightly so each test database contains fresh production data every day.
Which migration approach will be the fastest and most cost-effective to implement?
Testing results in minimal changes to the test data. The Development team wants each environment refreshed nightly so each test database contains fresh production data every day.
Which migration approach will be the fastest and most cost-effective to implement?
정답: B
A company is using Amazon Redshift as its data warehouse solution. The Redshift cluster handles the following types of workloads:
*Real-time inserts through Amazon Kinesis Data Firehose
*Bulk inserts through COPY commands from Amazon S3
*Analytics through SQL queries
Recently, the cluster has started to experience performance issues.
Which combination of actions should a database specialist take to improve the cluster's performance? (Choose three.)
*Real-time inserts through Amazon Kinesis Data Firehose
*Bulk inserts through COPY commands from Amazon S3
*Analytics through SQL queries
Recently, the cluster has started to experience performance issues.
Which combination of actions should a database specialist take to improve the cluster's performance? (Choose three.)
정답: A,C,F
설명: (Fast2test 회원만 볼 수 있음)
An ecommerce company is running AWS Database Migration Service (AWS DMS) to replicate an on-premises Microsoft SQL Server database to Amazon RDS for SQL Server. The company has set up an AWS Direct Connect connection from its on-premises data center to AWS. During the migration, the company's security team receives an alarm that is related to the migration. The security team mandates that the DMS replication instance must not be accessible from public IP addresses.
What should a database specialist do to meet this requirement?
What should a database specialist do to meet this requirement?
정답: A
설명: (Fast2test 회원만 볼 수 있음)
A gaming company is developing a new mobile game and decides to store the data for each user in Amazon DynamoDB. To make the registration process as easy as possible, users can log in with their existing Facebook or Amazon accounts. The company expects more than 10,000 users.
How should a database specialist implement access control with the LEAST operational effort?
How should a database specialist implement access control with the LEAST operational effort?
정답: B
A company is writing a new survey application to be used with a weekly televised game show. The application will be available for 2 hours each week. The company expects to receive over 500,000 entries every week, with each survey asking 2-3 multiple choice questions of each user. A Database Specialist needs to select a platform that is highly scalable for a large number of concurrent writes to handle he anticipated volume.
Which AWS services should the Database Specialist consider? (Choose two.)
Which AWS services should the Database Specialist consider? (Choose two.)
정답: C,E
설명: (Fast2test 회원만 볼 수 있음)
On a single Amazon RDS DB instance, a business hosts a MySQL database for its ecommerce application.
Automatically saving application purchases to the database results in high-volume writes. Employees routinely create purchase reports for the company. The organization wants to boost database performance and minimize downtime associated with upgrade patching.
Which technique will satisfy these criteria with the LEAST amount of operational overhead?
Automatically saving application purchases to the database results in high-volume writes. Employees routinely create purchase reports for the company. The organization wants to boost database performance and minimize downtime associated with upgrade patching.
Which technique will satisfy these criteria with the LEAST amount of operational overhead?
정답: D
A company is due for renewing its database license. The company wants to migrate its 80 TB transactional database system from on-premises to the AWS Cloud. The migration should incur the least possible downtime on the downstream database applications. The company's network infrastructure has limited network bandwidth that is shared with other applications.
Which solution should a database specialist use for a timely migration?
Which solution should a database specialist use for a timely migration?
정답: C
설명: (Fast2test 회원만 볼 수 있음)
A single MySQL database was moved to Amazon Aurora by a business. The production data is stored in a database cluster in VPC PROD, whereas 12 testing environments are hosted in VPC TEST with the same AWS account. Testing has a negligible effect on the test data. The development team requires that each environment be updated nightly to ensure that each test database has daily production data.
Which migration strategy will be the quickest and least expensive to implement?
Which migration strategy will be the quickest and least expensive to implement?
정답: B
설명: (Fast2test 회원만 볼 수 있음)