Which Amazon Elastic Compute Cloud feature can you query from within the instance to access instance properties?
#462
Does Amazon Route 53 support NS Records?
#463
Refer to the architecture diagram above of a batch processing solution using Simple Queue Service (SQS) to set up a message queue between EC2 instances which are used as batch processors Cloud Watch monitors the number of Job requests (queued messages) and an Auto Scaling group adds or deletes batch servers automatically based on parameters set in Cloud Watch alarms. You can use this architecture to implement which of the following features in a cost effective and efficient manner?
#464
You must assign each server to at least [...] security group.
#465
Your organization is in the business of architecting complex transactional databases. For a variety of reasons, this has been done on EBS. What is AWS's recommendation for customers who have architected databases using EBS for backups?
#4662 つ選択
Which features can be used to restrict access to data in S3? (Choose 2 answers)
#467
Does Amazon RDS allow direct host access via Telnet, Secure Shell (SSH), or Windows Remote Desktop Connection?
#468
You are building a system to distribute confidential documents to employees. Using CloudFront, what method could be used to serve content that is stored in S3, but not publically accessible from S3 directly?
#469
A user is planning to host a mobile game on EC2 which sends notifications to active users on either high score or the addition of new features. The user should get this notification when he is online on his mobile device. Which of the below mentioned AWS services can help achieve this functionality?
#470
When an EC2 EBS-backed (EBS root) instance is stopped, what happens to the data on any ephemeral store volumes?
#471
What is a Security Group?
#472
Amazon RDS supports SOAP only through [...].
#473
A major finance organisation has engaged your company to set up a large data mining application. Using AWS you decide the best service for this is Amazon Elastic MapReduce (EMR) which you know uses Hadoop. Which of the following statements best describes Hadoop?
#474
In the Amazon CloudWatch, which metric should I be checking to ensure that your DB Instance has enough free storage space?
#4753 つ選択
You are designing a social media site and are considering how to mitigate distributed denial-of service (DDoS) attacks. Which of the below are viable mitigation techniques? (Choose 3 answers)
#476
In Amazon EC2, how many Elastic IP addresses can you have by default?
#477
The Amazon EC2 web service can be accessed using the [...] web services messaging protocol. This interface is described by a Web Services Description Language (WSDL) document.
#478
A company wants to enhance its ecommerce order-processing application that is deployed on AWS. The application must process each order exactly once without affecting the customer experience during unpredictable traffic surges. Which solution will meet these requirements?
#479
To view information about an Amazon EBS volume, open the Amazon EC2 console at , click in the Navigation panel.
#480
You need a persistent and durable storage to trace call activity of an IVR (Interactive Voice Response) system. Call duration is mostly in the 2-3 minutes timeframe. Each traced call can be either active or terminated. An external application needs to know each minute the list of currently active calls, which are usually a few calls/second. Put once per month there is a periodic peak up to 1000 calls/second for a few hours. The system is open 24/7 and any downtime should be avoided. Historical data is periodically archived to files. Cost saving is a priority for this project. What database implementation would better fit this scenario, keeping costs as low as possible?
