EMT Practice Test

1. Question Content...

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Question1: An organization wants to deploy a three-tier web application whereby the application servers run on Amazon EC2 instances. These EC2 instances need access to credentials that they will use to authenticate their SQL connections to an Amazon RDS DB instance. Also, AWS Lambda functions must issue queries to the RDS database by using the same database credentials.
The credentials must be stored so that the EC2 instances and the Lambda functions can access them. No other access is allowed. The access logs must record when the credentials were accessed and by whom.
What should the Security Engineer do to meet these requirements?

Question2: Your company hosts critical data in an S3 bucket. There is a requirement to ensure that all data is encrypted.
There is also metadata about the information stored in the bucket that needs to be encrypted as well. Which of the below measures would you take to ensure that the metadata is encrypted?
Please select:

Question3: You need to create a policy and apply it for just an individual user. How could you accomplish this in the right way?
Please select:

Question4: A security team must present a daily briefing to the CISO that includes a report of which of the company's thousands of EC2 instances and on-premises servers are missing the latest security patches. All instances/servers must be brought into compliance within 24 hours so they do not show up on the next day's report. How can the security team fulfill these requirements?
Please select:

Question5: A Security Engineer launches two Amazon EC2 instances in the same Amazon VPC but in separate Availability Zones. Each instance has a public IP address and is able to connect to external hosts on the internet. The two instances are able to communicate with each other by using their private IP addresses, but they are not able to communicate with each other when using their public IP addresses.
Which action should the Security Engineer take to allow communication over the public IP addresses?

Question6: You are creating a Lambda function which will be triggered by a Cloudwatch Event. The data from these events needs to be stored in a DynamoDB table. How should the Lambda function be given access to the DynamoDB table?
Please select:

Question7: The Security Engineer for a mobile game has to implement a method to authenticate users so that they can save their progress. Because most of the users are part of the same OpenID-Connect compatible social media website, the Security Engineer would like to use that as the identity provider.
Which solution is the SIMPLEST way to allow the authentication of users using their social media identities?

Question8: An organization has tens of applications deployed on thousands of Amazon EC2 instances. During testing, the Application team needs information to let them know whether the network access control lists (network ACLs) and security groups are working as expected.
How can the Application team's requirements be met?

Question9: An application has been written that publishes custom metrics to Amazon CloudWatch. Recently, IAM changes have been made on the account and the metrics are no longer being reported.
Which of the following is the LEAST permissive solution that will allow the metrics to be delivered?

Question10: A company uses user data scripts that contain sensitive information to bootstrap Amazon EC2 instances. A Security Engineer discovers that this sensitive information is viewable by people who should not have access to it.
What is the MOST secure way to protect the sensitive information used to bootstrap the instances?

Question11: You want to get a list of vulnerabilities for an EC2 Instance as per the guidelines set by the Center of Internet Security. How can you go about doing this?
Please select:

Question12: A financial institution has the following security requirements:
* Cloud-based users must be contained in a separate authentication domain.
* Cloud-based users cannot access on-premises systems.
As part of standing up a cloud environment, the financial institution is creating a number of Amazon managed databases and Amazon EC2 instances. An Active Directory service exists on-premises that has all the administrator accounts, and these must be able to access the databases and instances.
How would the organization manage its resources in the MOST secure manner? (Choose two.)

Question13: A large organization is planning on AWS to host their resources. They have a number of autonomous departments that wish to use AWS. What could be the strategy to adopt for managing the accounts.
Please select:

Question14: An organization has three applications running on AWS, each accessing the same data on Amazon S3. The data on Amazon S3 is server-side encrypted by using an AWS KMS Customer Master Key (CMK).
What is the recommended method to ensure that each application has its own programmatic access control permissions on the KMS CMK?

Question15: Your team is designing a web application. The users for this web application would need to sign in via an external ID provider such asfacebook or Google. Which of the following AWS service would you use for authentication?
Please select:

Question16: A security team is creating a response plan in the event an employee executes unauthorized actions on AWS infrastructure. They want to include steps to determine if the employee's 1AM permissions changed as part of the incident.
What steps should the team document in the plan?
Please select:

Question17: There is a requirement for a company to transfer large amounts of data between AWS and an on-premise location. There is an additional requirement for low latency and high consistency traffic to AWS. Given these requirements how would you design a hybrid architecture? Choose the correct answer from the options below Please select:

Question18: During a recent internal investigation, it was discovered that all API logging was disabled in a production account, and the root user had created new API keys that appear to have been used several times.
What could have been done to detect and automatically remediate the incident?

Question19: Your application currently uses customer keys which are generated via AWS KMS in the US east region. You now want to use the same set of keys from the EU-Central region. How can this be accomplished?
Please select:

Question20: You have just developed a new mobile application that handles analytics workloads on large scale datasets that are stored on Amazon Redshift. Consequently, the application needs to access Amazon Redshift tables. Which of the belov methods would be the best both practically and security-wise, to access the tables? Choose the correct answer from the options below Please select:

Question21:

Question22: A company plans to move most of its IT infrastructure to AWS. They want to leverage their existing on-premises Active Directory as an identity provider for AWS.
Which combination of steps should a Security Engineer take to federate the company's on-premises Active Directory with AWS? (Choose two.)

Question23: A company has a large set of keys defined in AWS KMS. Their developers frequently use the keys for the applications being developed. What is one of the ways that can be used to reduce the cost of accessing the keys in the AWS KMS service.
Please select:

Question24: You want to launch an EC2 Instance with your own key pair in AWS. How can you achieve this? Choose 3 answers from the options given below.
Please select:

Question25: Your company has a set of 1000 EC2 Instances defined in an AWS Account. They want to effectively automate several administrative tasks on these instances. Which of the following would be an effective way to achieve this?
Please select:

Question26: Your development team is using access keys to develop an application that has access to S3 and DynamoDB.
A new security policy has outlined that the credentials should not be older than 2 months, and should be rotated. How can you achieve this?
Please select:

Question27: A company wants to have an Intrusion detection system available for their VPC in AWS. They want to have complete control over the system. Which of the following would be ideal to implement?
Please select:

Question28: You have an S3 bucket hosted in AWS. This is used to host promotional videos uploaded by yourself. You need to provide access to users for a limited duration of time. How can this be achieved?
Please select:

Question29: Your company is planning on developing an application in AWS. This is a web based application. The application user will use their facebook or google identities for authentication. You want to have the ability to manage user profiles without having to add extra coding to manage this. Which of the below would assist in this.
Please select:

Question30: An organization wants to be alerted when an unauthorized Amazon EC2 instance in its VPC performs a network port scan against other instances in the VPC. When the Security team performs its own internal tests in a separate account by using pre-approved third-party scanners from the AWS Marketplace, the Security team also then receives multiple Amazon GuardDuty events from Amazon CloudWatch alerting on its test activities.
How can the Security team suppress alerts about authorized security tests while still receiving alerts about the unauthorized activity?

Question31: A Security Administrator at a university is configuring a fleet of Amazon EC2 instances. The EC2 instances are shared among students, and non-root SSH access is allowed. The Administrator is concerned about students attacking other AWS account resources by using the EC2 instance metadata service.
What can the Administrator do to protect against this potential attack?

Question32: You have been given a new brief from your supervisor for a client who needs a web application set up on AWS. The a most important requirement is that MySQL must be used as the database, and this database must not be hosted in the public cloud, but rather at the client's data center due to security risks. Which of the following solutions would be the ^ best to assure that the client's requirements are met? Choose the correct answer from the options below Please select:

Question33: A company has two AWS accounts, each containing one VPC. The first VPC has a VPN connection with its corporate network. The second VPC, without a VPN, hosts an Amazon Aurora database cluster in private subnets. Developers manage the Aurora database from a bastion host in a public subnet as shown in the image.

A security review has flagged this architecture as vulnerable, and a Security Engineer has been asked to make this design more secure. The company has a short deadline and a second VPN connection to the Aurora account is not possible.
How can a Security Engineer securely set up the bastion host?

Question34: Your IT Security team has advised to carry out a penetration test on the resources in their company's AWS Account. This is as part of their capability to analyze the security of the Infrastructure. What should be done first in this regard?
Please select:

Question35: You currently operate a web application In the AWS US-East region. The application runs on an auto-scaled layer of EC2 instances and an RDS Multi-AZ database. Your IT security compliance officer has tasked you to develop a reliable and durable logging solution to track changes made to your EC2.IAM and RDS resources.
The solution must ensure the integrity and confidentiality of your log data. Which of these solutions would you recommend?
Please select:

Question36: You are planning on hosting a web application on AWS. You create an EC2 Instance in a public subnet. This instance needs to connect to an EC2 Instance that will host an Oracle database. Which of the following steps should be followed to ensure a secure setup is in place? Select 2 answers.
Please select:

Question37: A company is planning on extending their on-premise AWS Infrastructure to the AWS Cloud. They need to have a solution that would give core benefits of traffic encryption and ensure latency is kept to a minimum.
Which of the following would help fulfil this requirement? Choose 2 answers from the options given below Please select:

Question38: A company had one of its Amazon EC2 key pairs compromised. A Security Engineer must identify which current Linux EC2 instances were deployed and used the compromised key pair.
How can this task be accomplished?

Question39: A company has a legacy application that outputs all logs to a local text file. Logs from all applications running on AWS must be continually monitored for security related messages.
What can be done to allow the company to deploy the legacy application on Amazon EC2 and still meet the monitoring requirement?
Please select:

Question40: You are trying to use the AWS Systems Manager run command on a set of Instances. The run command on a set of Instances. What can you do to diagnose the issue? Choose 2 answers from the options given Please select:

Question41: You
are hosting a web site via website hosting on an S3 bucket - http://demo.s3-website-us-east-l .amazonaws.com.
You have some web pages that use Javascript that access resources in another bucket which has web site hosting also enabled. But when users access the web pages , they are getting a blocked Javascript error. How can you rectify this?
Please select:

Question42: A company is planning on using AWS for hosting their applications. They want complete separation and isolation of their production , testing and development environments. Which of the following is an ideal way to design such a setup?
Please select:

Question43: The Accounting department at Example Corp. has made a decision to hire a third-party firm, AnyCompany, to monitor Example Corp.'s AWS account to help optimize costs.
The Security Engineer for Example Corp. has been tasked with providing AnyCompany with access to the required Example Corp. AWS resources. The Engineer has created an IAM role and granted permission to AnyCompany's AWS account to assume this role.
When customers contact AnyCompany, they provide their role ARN for validation. The Engineer is concerned that one of AnyCompany's other customers might deduce Example Corp.'s role ARN and potentially compromise the company's account.
What steps should the Engineer perform to prevent this outcome?

Question44: An auditor needs access to logs that record all API events on AWS. The auditor only needs read-only access to the log files and does not need access to each AWS account. The company has multiple AWS accounts, and the auditor needs access to all the logs for all the accounts. What is the best way to configure access for the auditor to view event logs from all accounts? Choose the correct answer from the options below Please select:

Question45: Which technique can be used to integrate AWS 1AM (Identity and Access Management) with an on-premise LDAP (Lightweight Directory Access Protocol) directory service?
Please select:

Question46: A company uses identity federation to authenticate users into an identity account (987654321987) where the users assume an IAM role named IdentityRole. The users then assume an IAM role named JobFunctionRole in the target AWS account (123456789123) to perform their job functions.
A user is unable to assume the IAM role in the target account. The policy attached to the role in the identity account is:

What should be done to enable the user to assume the appropriate role in the target account?

Question47: A Security Engineer must design a solution that enables the Incident Response team to audit for changes to a user's IAM permissions in the case of a security incident.
How can this be accomplished?

Question48: The Security Engineer is given the following requirements for an application that is running on Amazon EC2 and managed by using AWS CloudFormation templates with EC2 Auto Scaling groups:
-Have the EC2 instances bootstrapped to connect to a backend database.
-Ensure that the database credentials are handled securely.
-Ensure that retrievals of database credentials are logged.
Which of the following is the MOST efficient way to meet these requirements?

Question49: A company wants to have a secure way of generating, storing and managing cryptographic exclusive access for the keys. Which of the following can be used for this purpose?
Please select:

Question50: Your company has been using AWS for hosting EC2 Instances for their web and database applications. They want to have a compliance check to see the following Whether any ports are left open other than admin ones like SSH and RDP Whether any ports to the database server other than ones from the web server security group are open Which of the following can help achieve this in the easiest way possible. You don't want to carry out an extra configuration changes?
Please select:

Question51: An application running on EC2 instances in a VPC must access sensitive data in the data center. The access must be encrypted in transit and have consistent low latency. Which hybrid architecture will meet these requirements?
Please select:

Question52: Your application currently use AWS Cognito for authenticating users. Your application consists of different types of users. Some users are only allowed read access to the application and others are given contributor access. How wou you manage the access effectively?
Please select:

Question53: Your company has mandated that all calls to the AWS KMS service be recorded. How can this be achieved?
Please select:

Question54: A Security Engineer is working with the development team to design a supply chain application that stores sensitive inventory data in an Amazon S3 bucket. The application will use an AWS KMS customer master key (CMK) to encrypt the data on Amazon S3. The inventory data on Amazon S3 will be shared of vendors. All vendors will use AWS principals from their own AWS accounts to access the data on Amazon S3. The vendor list may change weekly, and the solution must support cross-account access.
What is the MOST efficient way to manage access control for the KMS CMK7?

Question55: Your company has an EC2 Instance that is hosted in an AWS VPC. There is a requirement to ensure that logs files from the EC2 Instance are stored accordingly. The access should also be limited for the destination of the log files. How can this be accomplished? Choose 2 answers from the options given below. Each answer forms part of the solution Please select:

Question56: A Security Analyst attempted to troubleshoot the monitoring of suspicious security group changes. The Analyst was told that there is an Amazon CloudWatch alarm in place for these AWS CloudTrail log events.
The Analyst tested the monitoring setup by making a configuration change to the security group but did not receive any alerts.
Which of the following troubleshooting steps should the Analyst perform?

Question57: A company has a customer master key (CMK) with imported key materials. Company policy requires that all encryption keys must be rotated every year.
What can be done to implement the above policy?

Question58: You are deivising a policy to allow users to have the ability to access objects in a bucket called appbucket.
You define the below custom bucket policy

But when you try to apply the policy you get the error "Action does not apply to any resource(s) in statement." What should be done to rectify the error Please select:

Question59: An Amazon S3 bucket is encrypted using an AWS KMS CMK. An IAM user is unable to download objects from the S3 bucket using the AWS Management Console; however, other users can download objects from the S3 bucket.
Which policies should the Security Engineer review and modify to resolve this issue? (Select three.)

Question60: Your developer is using the KMS service and an assigned key in their Java program. They get the below error when running the code arn:aws:iam::113745388712:user/UserB is not authorized to perform: kms:DescribeKey Which of the following could help resolve the issue?
Please select:

Question61: A Security Engineer must add additional protection to a legacy web application by adding the following HTTP security headers:
-Content Security-Policy
-X-Frame-Options
-X-XSS-Protection
The Engineer does not have access to the source code of the legacy web application.
Which of the following approaches would meet this requirement?

Question62: Company policy requires that all insecure server protocols, such as FTP, Telnet, HTTP, etc be disabled on all servers. The security team would like to regularly check all servers to ensure compliance with this requirement by using a scheduled CloudWatch event to trigger a review of the current infrastructure. What process will check compliance of the company's EC2 instances?
Please select:

Question63: Amazon CloudWatch Logs agent is successfully delivering logs to the CloudWatch Logs service. However, logs stop being delivered after the associated log stream has been active for a specific number of hours.
What steps are necessary to identify the cause of this phenomenon? (Choose two.)

Question64: A company continually generates sensitive records that it stores in an S3 bucket. All objects in the bucket are encrypted using SSE-KMS using one of the company's CMKs. Company compliance policies require that no more than one month of data be encrypted using the same encryption key. What solution below will meet the company's requirements?
Please select:

Question65: An application uses Amazon Cognito to manage end users' permissions when directly accessing AWS resources, including Amazon DynamoDB. A new feature request reads as follows:
Provide a mechanism to mark customers as suspended pending investigation or suspended permanently.
Customers should still be able to log in when suspended, but should not be able to make changes.
The priorities are to reduce complexity and avoid potential for future security issues.
Which approach will meet these requirements and priorities?

Question66: A user has created a VPC with the public and private subnets using the VPC wizard. The VPC has CIDR
20.0.0.0/16. The public subnet uses CIDR 20.0.1.0/24. The user is planning to host a web server in the public subnet with port 80 and a Database server in the private subnet with port 3306. The user is configuring a security group for the public subnet (WebSecGrp) and the private subnet (DBSecGrp). which of the below mentioned entries is required in the private subnet database security group DBSecGrp?
Please select:

Question67: Your company has an EC2 Instance hosted in AWS. This EC2 Instance hosts an application. Currently this application is experiencing a number of issues. You need to inspect the network packets to see what the type of error that is occurring? Which one of the below steps can help address this issue?
Please select:

Question68: The Security Engineer implemented a new vault lock policy for 10TB of data and called initiate-vault-lock 12 hours ago. The Audit team identified a typo that is allowing incorrect access to the vault.
What is the MOST cost-effective way to correct this?

Question69: A company wants to use Cloudtrail for logging all API activity. They want to segregate the logging of data events and management events. How can this be achieved? Choose 2 answers from the options given below Please select:

Question70: A water utility company uses a number of Amazon EC2 instances to manage updates to a fleet of 2,000 Internet of Things (IoT) field devices that monitor water quality. These devices each have unique access credentials.
An operational safety policy requires that access to specific credentials is independently auditable.
What is the MOST cost-effective way to manage the storage of credentials?

Question71: You need to ensure that the cloudtrail logs which are being delivered in your AWS account is encrypted. How can this be achieved in the easiest way possible?
Please select:

Question72: Your company hosts a large section of EC2 instances in AWS. There are strict security rules governing the EC2 Instances. During a potential security breach , you need to ensure quick investigation of the underlying EC2 Instance. Which of the following service can help you quickly provision a test environment to look into the breached instance.
Please select:

Question73: A company has hired a third-party security auditor, and the auditor needs read-only access to all AWS resources and logs of all VPC records and events that have occurred on AWS. How can the company meet the auditor's requirements without comprising security in the AWS environment? Choose the correct answer from the options below Please select:

Question74: A company stores data on an Amazon EBS volume attached to an Amazon EC2 instance. The data is asynchronously replicated to an Amazon S3 bucket. Both the EBS volume and the S3 bucket are encrypted with the same AWS KMS Customer Master Key (CMK). A former employee scheduled a deletion of that CMK before leaving the company.
The company's Developer Operations department learns about this only after the CMK has been deleted.
Which steps must be taken to address this situation?

Question75: You have an EBS volume attached to an EC2 Instance which uses KMS for Encryption. Someone has now gone ahead and deleted the Customer Key which was used for the EBS encryption. What should be done to ensure the data can be decrypted.
Please select:

Question76: Your company has just set up a new central server in a VPC. There is a requirement for other teams who have their servers located in different VPC's in the same region to connect to the central server. Which of the below options is best suited to achieve this requirement.
Please select:

Question77: A Security Engineer has created an Amazon CloudWatch event that invokes an AWS Lambda function daily.
The Lambda function runs an Amazon Athena query that checks AWS CloudTrail logs in Amazon S3 to detect whether any IAM user accounts or credentials have been created in the past 30 days. The results of the Athena query are created in the same S3 bucket. The Engineer runs a test execution of the Lambda function via the AWS Console, and the function runs successfully.
After several minutes, the Engineer finds that his Athena query has failed with the error message: "Insufficient Permissions". The IAM permissions of the Security Engineer and the Lambda function are shown below:
Security Engineer

Lambda function execution role

What is causing the error?

Question78: A Devops team is currently looking at the security aspect of their CI/CD pipeline. They are making use of AWS resource? for their infrastructure. They want to ensure that the EC2 Instances don't have any high security vulnerabilities. They want to ensure a complete DevSecOps process. How can this be achieved?
Please select:

Question79: One of the EC2 Instances in your company has been compromised. What steps would you take to ensure that you could apply digital forensics on the Instance. Select 2 answers from the options given below Please select:

Question80: A company hosts a popular web application that connects to an Amazon RDS MySQL DB instance running in a private VPC subnet that was created with default ACL settings. The IT Security department has a suspicion that a DDos attack is coming from a suspecting IP. How can you protect the subnets from this attack?
Please select:

Question81: You have just recently set up a web and database tier in a VPC and hosted the application. When testing the app , you are not able to reach the home page for the app. You have verified the security groups. What can help you diagnose the issue.
Please select: