自分のIT業界での発展を希望したら、AmazonのDBS-C01試験対策書試験に合格する必要があります。AmazonのDBS-C01試験対策書試験はいくつ難しくても文句を言わないで、我々Omgzlookの提供する資料を通して、あなたはAmazonのDBS-C01試験対策書試験に合格することができます。AmazonのDBS-C01試験対策書試験を準備しているあなたに試験に合格させるために、我々Omgzlookは模擬試験ソフトを更新し続けています。 Omgzlookがそばのいてあげたら、全ての難問が解決できます。Omgzlookに助けられた受験生は数え切れないです。 あなたは自分の望ましいAmazon DBS-C01試験対策書問題集を選らんで、学びから更なる成長を求められます。
AWS Certified Database DBS-C01 きっとそれを望んでいるでしょう。
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Amazon DBS-C01試験対策書 - Omgzlookを選んだら、成功への扉を開きます。
今の社会では、高い効率の仕方を慣れんでいます。あなたはAmazonのDBS-C01試験対策書資格認定のために、他人より多くの時間をかかるんですか？OmgzlookのDBS-C01試験対策書問題集を紹介させてください。DBS-C01試験対策書は専門家たちが長年の経験で研究分析した勉強資料です。受験生のあなたを助けて時間とお金を節約したり、DBS-C01試験対策書試験に速く合格すると保証します。
IT技術の急速な発展につれて、IT認証試験の問題は常に変更されています。したがって、OmgzlookのDBS-C01試験対策書問題集も絶えずに更新されています。
DBS-C01 PDF DEMO:
QUESTION NO: 1
An online gaming company is planning to launch a new game with Amazon DynamoDB as its data store. The database should be designated to support the following use cases:
* Update scores in real time whenever a player is playing the game.
* Retrieve a player's score details for a specific game session.
A Database Specialist decides to implement a DynamoDB table. Each player has a unique user_id and each game has a unique game_id.
Which choice of keys is recommended for the DynamoDB table?
A. Create a composite primary key with user_id as the partition key and game_id as the sort key
B. Create a composite primary key with game_id as the partition key and user_id as the sort key
C. Create a global secondary index with user_id as the partition key
D. Create a global secondary index with game_id as the partition key
Answer: C
QUESTION NO: 2
A company is using an Amazon Aurora PostgreSQL DB cluster with an xlarge primary instance master and two large Aurora Replicas for high availability and read-only workload scaling. A failover event occurs and application performance is poor for several minutes. During this time, application servers in all Availability Zones are healthy and responding normally.
What should the company do to eliminate this application performance issue?
A. Deploy an AWS Lambda function that calls the DescribeDBInstances action to establish which instancehas failed, and then use the PromoteReadReplica operation to promote one Aurora Replica to be theprimary DB instance. Configure an Amazon RDS event subscription to send a notification to an AmazonSNS topic to which the Lambda function is subscribed.
B. Configure both Aurora Replicas to have the same instance class as the primary DB instance.
ImplementAurora PostgreSQL DB cluster cache management. Set the failover priority to tier-0 for the primary DBinstance and to tier-1 for the replicas.
C. Configure one Aurora Replica to have the same instance class as the primary DB instance.
ImplementAurora PostgreSQL DB cluster cache management. Set the failover priority to tier-0 for the primary DBinstance and one replica with the same instance class. Set the failover priority to tier-1 for the otherreplicas.
D. Configure both of the Aurora Replicas to the same instance class as the primary DB instance.
Enablecache coherence on the DB cluster, set the primary DB instance failover priority to tier-0, and assign afailover priority of tier-1 to the replicas.
Answer: B
QUESTION NO: 3
A company is running its line of business application on AWS, which uses Amazon RDS for
MySQL at the persistent data store. The company wants to minimize downtime when it migrates the database to Amazon Aurora.
Which migration method should a Database Specialist use?
A. Create a clone of the RDS for MySQL DB instance and promote the Aurora DB cluster.
B. Create an Aurora Replica from the RDS for MySQL DB instance and promote the Aurora DB cluster.
C. Take a snapshot of the RDS for MySQL DB instance and create a new Aurora DB cluster with the option to migrate snapshots.
D. Make a backup of the RDS for MySQL DB instance using the mysqldump utility, create a new
Aurora DB cluster, and restore the backup.
Answer: C
QUESTION NO: 4
A manufacturing company's website uses an Amazon Aurora PostgreSQL DB cluster.
Which configurations will result in the LEAST application downtime during a failover? (Choose three.)
A. Set Java DNS caching timeouts to a high value.
B. Set JDBC connection string timeout variables to a low value.
C. Create an Amazon CloudWatch alert triggering a restore in another Availability Zone when the primary Aurora DB cluster is unreachable.
D. Set TCP keepalive parameters to a high value.
E. Edit and enable Aurora DB cluster cache management in parameter groups.
F. Use the provided read and write Aurora endpoints to establish a connection to the Aurora DB cluster.
Answer: C,E,F
QUESTION NO: 5
A team of Database Specialists is currently investigating performance issues on an Amazon RDS for MySQL DB instance and is reviewing related metrics. The team wants to narrow the possibilities down to specific database wait events to better understand the situation.
How can the Database Specialists accomplish this?
A. Create appropriate Amazon CloudWatch dashboards to contain specific periods of time
B. Enable Amazon RDS Performance Insights and review the appropriate dashboard
C. Enable the option to push all database logs to Amazon CloudWatch for advanced analysis
D. Enable Enhanced Monitoring will the appropriate settings
Answer: B
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Updated: May 28, 2022