Question : Which of the options given below is a valid bucket name if the bucket is created in the US Standard Region? 1. Hadoop.Exam 2. hadoop_exam 3. Access Mostly Uused Products by 50000+ Subscribers 4. All of the options
Explanation: The bucket name has to be unique across all the accounts of AWS S3. Amazon also enforces various conditions for naming a bucket. This condition is less restrictive for the US Standard region. The user can create a bucket with a name as long as 255 characters. The name of the bucket can contain numbers, upper case letters, lower case letters, periods (.), dashes (-) and underscores (_).
Nevertheless, Amazon recommends as a best practice that you always use DNS-compliant bucket names regardless of the region in which you create the bucket.
Question :
CloudFront includes _________, but not ________, when it forwards requests to your origin.
Explanation: When you configure CloudFront to forward cookies to your origin, CloudFront includes cookie name-value pairs, but not cookie attributes (for example, path or expiration time), when it forwards requests to your origin. For example, in the following Cookie header, CloudFront forwards the cookie name-value pair country=atabut does not forward the cookie attribute $Path=/: Cookie: country=ata; $Path=/;
Question :
An instance is connected to an ENI (Elastic Network Interface) in one subnet. What happens when you attach an ENI of a different subnet to this instance? 1. The instance follows the rules of the older subnet 2. The instance follows the rules of the newer subnet 3. Access Mostly Uused Products by 50000+ Subscribers 4. The instance follows the rules of both the subnets
Explanation: You can attach a network interface in one subnet to an instance in another subnet in the same VPC, however, both the network interface and the instance must reside in the same Availability Zone.