QUIZ module 7 validating cloudfront usage

2 While setting properties for the file uploaded in the S3 bucket, users have to select the ‘Properties’ tab, and set: a the ‘Grantee’ as ‘Only Me’ in it b the ‘Grantee’ as ‘Everyone’ in

QUIZ

Module-7

Validating CloudFront Usage

1) To validate CloudFront usage, users have to first create a S3 bucket, and upload their files into it

a True

b False

Feedback

Correct a: That’s right To validate CloudFront usage, you have to first create a S3 bucket,

and upload your files into it You can upload texts, graphics, images, or any other file to your S3 bucket This will give you a URL, in which you can access your content

Incorrect b: No That’s not quite right To validate CloudFront usage, you have to first create a

S3 bucket, and upload your files into it You can upload texts, graphics, images, or any other file to your S3 bucket This will give you a URL, in which you can access your content

2) While setting properties for the file uploaded in the S3 bucket, users have to select the

‘Properties’ tab, and set:

a) the ‘Grantee’ as ‘Only Me’ in it

b) the ‘Grantee’ as ‘Everyone’ in it

c) the ‘Grantee’ as ‘None’ in it

d) the ‘Grantee’ as ‘All Users’ in it

Feedback

Correct if b) is chosen: That’s right While setting properties for the file uploaded in your S3

bucket, you have to select the ‘Properties’ tab, and set the ‘Grantee’ as ‘Everyone’ in it You have to then click, the ‘Save’ button This will display your CloudFront functionality easily, without any authentication need, or other requirement

Incorrect if a) is chosen: No That’s not quite right While setting properties for the file

uploaded in your S3 bucket, you have to select the ‘Properties’ tab, and set the ‘Grantee’ as

‘Everyone’ in it You have to then click, the ‘Save’ button This will display your CloudFront functionality easily, without any authentication need, or other requirement

Incorrect if c) is chosen: No That’s not quite right While setting properties for the file

uploaded in your S3 bucket, you have to select the ‘Properties’ tab, and set the ‘Grantee’ as

‘Everyone’ in it You have to then click, the ‘Save’ button This will display your CloudFront functionality easily, without any authentication need, or other requirement

Incorrect if d) is chosen: No That’s not quite right While setting properties for the file

uploaded in your S3 bucket, you have to select the ‘Properties’ tab, and set the ‘Grantee’ as

‘Everyone’ in it You have to then click, the ‘Save’ button This will display your CloudFront functionality easily, without any authentication need, or other requirement

3) To test the CloudFront distribution from any of the available regions, in the ‘Price Class’ setting users should select:

a) the ‘Use All Edge Locations (Best Performance)’ option

b) the ‘Use Only US, Canada and Europe’ option

c) the ‘Use Only US, Canada, Europe and Asia’ option

Feedback

Correct if a) is chosen: That’s right To test your CloudFront distribution from any of the

available regions, you should select, the ‘Use All Edge Locations (Best Performance)’ option

in the ‘Price Class’ setting

Incorrect if b) is chosen: No That’s not quite right To test your CloudFront distribution from

any of the available regions, you should select, the ‘Use All Edge Locations (Best

Performance)’ option in the ‘Price Class’ setting

Incorrect if c) is chosen: No That’s not quite right To test your CloudFront distribution from

any of the available regions, you should select, the ‘Use All Edge Locations (Best

Performance)’ option in the ‘Price Class’ setting

4) The ‘dig’ command in Linux:

a) translates the domain name into a set of IP addresses that are similar

b) translates the domain name into a single IP address

c) translates the domain name into two IP addresses that are similar

d) translates the domain name into a set of IP addresses that are different

Feedback

Correct if d) is chosen: That’s right The ‘dig’ command in Linux translates your domain name

into a set of IP addresses that are different It is a DNS look up utility

Incorrect if a) is chosen: No That’s not quite right The ‘dig’ command in Linux translates

your domain name into a set of IP addresses that are different It is a DNS look up utility

Incorrect if b) is chosen: No That’s not quite right The ‘dig’ command in Linux translates

your domain name into a set of IP addresses that are different It is a DNS look up utility

Incorrect if c) is chosen: No That’s not quite right The ‘dig’ command in Linux translates

your domain name into a set of IP addresses that are different It is a DNS look up utility

5) An ‘A’ record tells users:

a) how to configure the CloudFront distribution

b) how to install the updates for the ‘traceroute’ command

c) which IP addresses map to that particular domain name

d) where to find the updates for the ‘traceroute’ command

Feedback

Correct if c) is chosen: That’s right An ‘A’ record tells you which IP addresses map to that

particular domain name This can be one, or more different IP addresses

Incorrect if a) is chosen: No That’s not quite right An ‘A’ record tells you which IP addresses

map to that particular domain name This can be one, or more different IP addresses

Incorrect if b) is chosen: No That’s not quite right An ‘A’ record tells you which IP addresses

map to that particular domain name This can be one, or more different IP addresses

Incorrect if d) is chosen: No That’s not quite right An ‘A’ record tells you which IP addresses map to that particular domain name This can be one, or more different IP addresses.

6) Which of the following statements is NOT True?

a) While creating EC2 instances users should select an existing ‘ssh’ key pair, or create a new one, to link it to their instances

b) The ‘chmod’ command is used to specify where the ‘pem’ file is located

c) The ‘traceroute’ command traces the movement of packets throughout the internet d) Users should copy the ‘Public DNS’ of their instances, to later specify it in the

‘ssh’ command

Feedback

Correct if b) is chosen: That’s right The ‘chmod’ command does not specify where your

‘pem’ file is located It is used to manipulate file permissions in Linux You can use this command, if you get an error message denying, security permissions to the pem file that you ssh

Incorrect if a) is chosen: No That’s not quite right While creating EC2 instances, you should

select an existing ‘ssh’ key pair, or create a new one, to link it to your instances This key pair will help you log into your machines

Incorrect if c) is chosen: No That’s not quite right The ‘traceroute’ command traces the

movement of your packets throughout the internet If you run it for the CloudFront

distribution URL provided to you, it prints a set of paths, which your request is taking to reach that particular domain name

Incorrect if d) is chosen: No That’s not quite right You should copy the ‘Public DNS’ of your

instances, to later specify it in the ‘ssh’ command After you specify your ‘pem’ file location, and the default user name for your intances, you should specify this ‘Public DNS’ in the ‘ssh’ command with the –i option