AWS Certified Cloud Practitioner -100 Questions & Answers (Part 1)

1. What are the default security credentials that are required to access the AWS
management console for an IAM user account?

2. Which statement is true regarding the AWS Shared Responsibility Model?

3. What is the advantage of the AWS-recommended practice of 'decoupling'
applications?

4. Which of the following is one of the benefits of moving infrastructure from an onpremises data center to AWS?

5. What is the AWS database service that allows you to upload data structured in
key-value format?

6. Which of the following must an IAM user provide to interact with AWS services
using the AWS Command Line Interface (AWS CLI)?

7. Which service provides DNS in the AWS cloud?

8. Your company has a data store application that requires access to a NoSQL
database. Which AWS database offering would meet this requirement?

9. What are the benefits of having infrastructure hosted in AWS? (Choose TWO)

10. A company has developed an eCommerce web application in AWS. What should
they do to ensure that the application has the highest level of availability?

11. Which AWS services can be used to improve the performance of a global
application and reduce latency for its users? (Choose TWO)

12. A company is concerned that they are spending money on underutilized compute
resources in AWS. Which AWS feature will help ensure that their applications are
automatically adding/removing EC2 compute capacity to closely match the
required demand?

13. You have set up consolidated billing for several AWS accounts. One of the
accounts has purchased a number of reserved instances for 3 years. Which of the
following is true regarding this scenario?

14. What is the AWS service that enables AWS architects to manage infrastructure as
code?

15. A company has a large amount of structured data stored in their on-premises data
center. They are planning to migrate all the data to AWS, what is the most
appropriate AWS database option?

16. You have deployed your application on multiple Amazon EC2 instances. Your
customers complain that sometimes they can't reach your application. Which AWS
service allows you to monitor the performance of your EC2 instances to assist in
troubleshooting these issues?

17. As part of the Enterprise support plan, who is the primary point of contact for
ongoing support needs?

18. Which of the below is a best-practice when designing solutions on AWS?

19. You are working on two projects that require completely different network
configurations. Which AWS service or feature will allow you to isolate resources
and network configurations?

20. Which AWS Service can be used to establish a dedicated, private network
connection between AWS and your datacenter?

21. Which service is used to ensure that messages between software components are
not lost if one or more components fail?

22. Which statement best describes the operational excellence pillar of the AWS WellArchitected Framework?

23. Which of the following is equivalent to a user name and password and is used to
authenticate your programmatic access to AWS services and APIs?

24. Which of the following does NOT belong to the AWS Cloud Computing models?

25. The principle 'design for failure and nothing will fail' is very important when
designing your AWS Cloud architecture. Which of the following would help adhere
to this principle? (Choose TWO)

26. What is the AWS service that provides you the highest level of control over the
underlying virtual infrastructure?

27. A company has created a solution that helps AWS customers improve their
architectures on AWS. Which AWS program may support this company?

28. What should you do in order to keep the data on EBS volumes safe? (Choose
TWO)

29. An organization has decided to purchase an Amazon EC2 Reserved Instance (RI)
for three years in order to reduce costs. It is possible that the application
workloads could change during the reservation period. What is the EC2 Reserved
Instance (RI) type that will allow the company to exchange the purchased reserved
instance for another reserved instance with higher computing power if they need
to?

30. Which of the following is not a benefit of Amazon S3? (Choose TWO)

31. A company is introducing a new product to their customers, and is expecting a
surge in traffic to their web application. As part of their Enterprise Support plan,
which of the following provides the company with architectural and scaling
guidance?

32. A Japanese company hosts their applications on Amazon EC2 instances in the
Tokyo Region. The company has opened new branches in the United States, and
the US users are complaining of high latency. What can the company do to reduce
latency for the users in the US while minimizing costs?

33. What is the AWS service that provides a virtual network dedicated to your AWS
account?

34. AWS has created a large number of Edge Locations as part of its Global
Infrastructure. Which of the following is NOT a benefit of using Edge Locations?

35. A startup company is operating on limited funds and is extremely concerned
about cost overruns. Which of the below options can be used to notify the
company when their monthly AWS bill exceeds $2000? (Choose TWO)

36. Which S3 storage class is best for data with unpredictable access patterns?

37. Which of the following are examples of AWS-Managed Services, where AWS is
responsible for the operational and maintenance burdens of running the service?
(Choose TWO)

38. Which of the following procedures will help reduce your Amazon S3 costs?

39. Your company is developing a critical web application in AWS, and the security of
the application is a top priority. Which of the following AWS services will provide
infrastructure security optimization recommendations?

40. Which of the following is an example of horizontal scaling in the AWS Cloud?

41. According to the AWS Shared responsibility model, which of the following are the
responsibility of the customer? (Choose TWO)

42. A company is planning to host an educational website on AWS. Their video
courses will be streamed all around the world. Which of the following AWS
services will help achieve high transfer speeds?

43. Hundreds of thousands of DDoS attacks are recorded every month worldwide.
What service does AWS provide to help protect AWS Customers from these
attacks? (Choose TWO)

44. Which of the following can be described as a global content delivery network
(CDN) service?

45. A company has an AWS Enterprise Support plan. They want quick and efficient
guidance with their billing and account inquiries. Which of the following should
the company use?

46. The identification process of an online financial services company requires that
new users must complete an online interview with their security team. The
completed recorded interviews are only required in the event of a legal issue or a
regulatory compliance breach. What is the most cost-effective service to store the
recorded videos?

47. What is the AWS service that enables you to manage all of your AWS accounts
from a single master account?

48. Which of the following services allows customers to manage their agreements
with AWS?

49. Using Amazon RDS falls under the shared responsibility model. Which of the
following are customer responsibilities? (Choose TWO)

50. What does Amazon CloudFront use to distribute content to global users with low
latency?

51. You work as an on-premises MySQL DBA. The work of database configuration,
backups, patching, and DR can be time-consuming and repetitive. Your company
has decided to migrate to the AWS Cloud. Which of the following can help save
time on database maintenance so you can focus on data architecture and
performance?

52. How can you view the distribution of AWS spending in one of your AWS accounts?

53. Select TWO examples of the AWS shared controls. (CHOOSE TWO)

54. What does the 'Principle of Least Privilege' refer to?

55. An organization has a large number of technical employees who operate their
AWS Cloud infrastructure. What does AWS provide to help organize them into
teams and then assign the appropriate permissions for each team?

56. Which of the following is NOT correct regarding Amazon EC2 On-demand
instances?

57. Which of the following aspects of security are managed by AWS? (Choose TWO)

58. What does Amazon ElastiCache provide?

59. A developer is planning to build a two-tier web application that has a MySQL
database layer. Which of the following AWS database services would provide
automated backups for the application?

60. Which of the following services can help protect your web applications from SQL
injection and other vulnerabilities in your application code?

61. Adjusting compute capacity dynamically to reduce cost is an implementation of
which AWS cloud best practice?

62. Which service provides object-level storage in AWS?

63. Which of the below options are related to the reliability of AWS? (Choose TWO)

64. What are two advantages of using Cloud Computing over using traditional data
centers? (Choose TWO)

65. Which of the following AWS services can be used as a compute resource? (Choose
TWO)

66. What does the AWS Health Dashboard provide? (Choose TWO)

67. A global company with a large number of AWS accounts is seeking a way in which
they can centrally manage billing and security policies across all accounts. Which
AWS Service will assist them in meeting these goals?

68. What do you gain from setting up consolidated billing for five different AWS
accounts under another master account?

69. You want to run a questionnaire application for only one day (without
interruption), which Amazon EC2 purchase option should you use?

70. What does AWS Snowball provide? (Choose TWO)

71. Based on the AWS Shared Responsibility Model, which of the following are the
sole responsibility of AWS? (Choose TWO)

72. Which of the following services allows you to run containerized applications on a
cluster of EC2 instances?

73. You have AWS Basic support, and you have discovered that some AWS resources
are being used maliciously, and those resources could potentially compromise
your data. What should you do?

74. What are the change management tools that helps AWS customers audit and
monitor all resource changes in their AWS environment? (Choose TWO)

75. You are working on a project that involves creating thumbnails of millions of
images. Consistent uptime is not an issue, and continuous processing is not
required. Which EC2 buying option would be the most cost-effective?

76. According to the AWS Acceptable Use Policy, which of the following statements is
true regarding penetration testing of EC2 instances?

77. An organization needs to analyze and process a large number of data sets. Which
AWS service should they use?

78. A company is deploying a new two-tier web application in AWS. Where should the
most frequently accessed data be stored so that the application's response time is
optimal?

79. Which of the following AWS security features is associated with an EC2 instance
and functions to filter incoming traffic requests?

80. What is the AWS feature that provides an additional level of security above the
default authentication mechanism of usernames and passwords?

81. What does AWS provide to deploy popular technologies such as IBM MQ on AWS
with the least amount of effort and time?

82. Which of the following activities may help reduce your AWS monthly costs?

83. A company has decided to migrate its Oracle database to AWS. Which AWS
service can help achieve this without negatively impacting the functionality of the
source database?

84. Jessica is managing an e-commerce web application in AWS. The application is
hosted on six EC2 instances. One day, three of the instances crashed; but none of
her customers were affected. What has Jessica done correctly in this scenario?

85. One of the most important AWS best-practices to follow is the cloud architecture
principle of elasticity. How does this principle improve your architecture's design?

86. Which of the following EC2 instance purchasing options supports the Bring Your
Own License (BYOL) model for almost every BYOL scenario?

87. What are the AWS services/features that can help you maintain a highly available
and fault-tolerant architecture in AWS? (Choose TWO)

88. In the AWS Shared responsibility Model, which of the following are the
responsibility of the customer? (Choose TWO)

89. Which of the following services will help businesses ensure compliance in AWS?

90. You have noticed that several critical Amazon EC2 instances have been terminated.
Which of the following AWS services would help you determine who took this
action?

91. AWS allows users to manage their resources using a web based user interface.
What is the name of this interface?

92. Your company is designing a new application that will store and retrieve photos
and videos. Which of the following services should you recommend as the
underlying storage mechanism?

93. A company has moved to AWS recently. Which of the following AWS Services will
help ensure that they have the proper security settings? (Choose TWO)

94. In order to implement best practices when dealing with a 'Single Point of Failure,'
you should attempt to build as much automation as possible in both detecting
and reacting to failure. Which of the following AWS services would help? (Choose
TWO)

95. Which of the following helps a customer view the Amazon EC2 billing activity for
the past month?

96. Under the shared responsibility model, which of the following is the responsibility
of AWS?

97. In your on-premises environment, you can create as many virtual servers as you
need from a single template. What can you use to perform the same in AWS?

98. What is the AWS serverless service that allows you to run your applications
without any administrative burden?

99. Which of the following are important design principles you should adopt when
designing systems on AWS? (Choose TWO)

100. What is the AWS service/feature that takes advantage of Amazon CloudFront's
globally distributed edge locations to transfer files to S3 with higher upload
speeds?