diff --git a/practice-exam/practice-exam-10.md b/practice-exam/practice-exam-10.md
index 69229e6..ba77ee2 100644
--- a/practice-exam/practice-exam-10.md
+++ b/practice-exam/practice-exam-10.md
@@ -45,7 +45,7 @@ If this practice exam has been helpful to you please share it with others and re
- D. Amazon Aurora.
Answer
- Correct answer: B
+ Correct answer: C
5. A company wants to reduce the physical compute footprint that developers use to run code. Which service would meet that need by enabling serverless architectures?
@@ -292,7 +292,7 @@ If this practice exam has been helpful to you please share it with others and re
- E. Amazon CloudWatch.
Answer
- Correct answer: A, E
+ Correct answer: C, E
29. Which of the following are characteristics of Amazon S3? (Select TWO)
@@ -424,7 +424,7 @@ If this practice exam has been helpful to you please share it with others and re
- D. Implementing controls to route application traffic.
Answer
- Correct answer: A
+ Correct answer: D
42. Which AWS support plan includes a dedicated Technical Account Manager?
diff --git a/practice-exam/practice-exam-3.md b/practice-exam/practice-exam-3.md
index b7b4b04..9e6c009 100644
--- a/practice-exam/practice-exam-3.md
+++ b/practice-exam/practice-exam-3.md
@@ -323,7 +323,7 @@ If this practice exam has been helpful to you please share it with others and re
- E. Number of private IPs.
Answer
- Correct answer: A, C
+ Correct answer: A, B
32. A customer spent a lot of time configuring a newly deployed Amazon EC2 instance. After the workload increases, the customer decides to provision another EC2 instance with an identical configuration. How can the customer achieve this?
diff --git a/practice-exam/practice-exam-4.md b/practice-exam/practice-exam-4.md
index acc14a2..96b8f1e 100644
--- a/practice-exam/practice-exam-4.md
+++ b/practice-exam/practice-exam-4.md
@@ -14,7 +14,7 @@ If this practice exam has been helpful to you please share it with others and re
- E. AWS Data Pipeline.
Answer
- Correct answer: B, D
+ Correct answer: A, B
2. Which of the following AWS services scale automatically without your intervention? (Choose TWO)
@@ -66,7 +66,7 @@ If this practice exam has been helpful to you please share it with others and re
- D. Amazon VPC.
Answer
- Correct answer: B
+ Correct answer: C
7. A company plans to migrate a large amount of archived data to AWS. The archived data must be maintained for a period of 5 years and must be retrievable within 5 hours of a request. What is the most cost-effective AWS storage service to use?
diff --git a/practice-exam/practice-exam-6.md b/practice-exam/practice-exam-6.md
index 66140eb..2d6fa79 100644
--- a/practice-exam/practice-exam-6.md
+++ b/practice-exam/practice-exam-6.md
@@ -208,7 +208,7 @@ If this practice exam has been helpful to you please share it with others and re
- D. RDS Multi-AZ.
Answer
- Correct answer: B
+ Correct answer: D
21. You are using several on-demand EC2 Instances to run your development environment. What is the best way to reduce your charges when these instances are not in use?
diff --git a/practice-exam/practice-exam-8.md b/practice-exam/practice-exam-8.md
index 867905b..2d9efdf 100644
--- a/practice-exam/practice-exam-8.md
+++ b/practice-exam/practice-exam-8.md
@@ -447,7 +447,7 @@ If this practice exam has been helpful to you please share it with others and re
- D. Request and wait for approval from AWS support, and then conduct testing.
Answer
- Correct answer: B
+ Correct answer: D
44. Which AWS Cost Management tool allows you to view the most granular data about your AWS bill?
diff --git a/practice-exam/practice-exam-9.md b/practice-exam/practice-exam-9.md
index a2ea1ab..7320123 100644
--- a/practice-exam/practice-exam-9.md
+++ b/practice-exam/practice-exam-9.md
@@ -63,7 +63,7 @@ If this practice exam has been helpful to you please share it with others and re
- D. Amazon Direct Connect.
Answer
- Correct answer: A
+ Correct answer: D
7. Which AWS service of feature can be used to monitor CPU usage?
@@ -124,7 +124,7 @@ If this practice exam has been helpful to you please share it with others and re
- E. High availability.
Answer
- Correct answer: C, D
+ Correct answer: B, C
13. Which AWS service identifies security groups that allow unrestricted access to a user’s AWS resources?
@@ -185,7 +185,7 @@ If this practice exam has been helpful to you please share it with others and re
- D. Encryption.
Answer
- Correct answer: A
+ Correct answer: C
19. Which of the following is a benefit of using the AWS Cloud?
@@ -247,7 +247,7 @@ If this practice exam has been helpful to you please share it with others and re
- D. Amazon GuickStght.
Answer
- Correct answer: B
+ Correct answer: A
25. How do customers benefit from Amazon’s massive economies of scale?
@@ -257,7 +257,7 @@ If this practice exam has been helpful to you please share it with others and re
- D. Increased reliability in the underlying hardware of Amazon EC2 instances.
Answer
- Correct answer: C
+ Correct answer: A
26. Which AWS feature allows a company to take advantage of usage tiers for services across multiple member accounts?
@@ -278,7 +278,7 @@ If this practice exam has been helpful to you please share it with others and re
- E. AWS Direct Connect.
Answer
- Correct answer: B, D
+ Correct answer: C, E
28. Which of the following services will automatically scale with an expected increase in web traffic?
@@ -319,7 +319,7 @@ If this practice exam has been helpful to you please share it with others and re
- E. Network ACLs.
Answer
- Correct answer: A, C
+ Correct answer: A, E
32. Which of the following is a cloud architectural design principle?
@@ -357,10 +357,10 @@ If this practice exam has been helpful to you please share it with others and re
- B. Increased capital expenditure (capex).
- C. Reduced operational expenditure ( opex ).
- D. Deferred payment plans for startups.
- - E. Business credit lines for stratups.
+ - E. Business credit lines for startups.
Answer
- Correct answer: A, D
+ Correct answer: A, C
36. Which AWS service can serve a static website?
@@ -392,7 +392,7 @@ If this practice exam has been helpful to you please share it with others and re
- E. Amazon Machine Images (AMIS).
Answer
- Correct answer: B, E
+ Correct answer: B, D
39. What is the AWS customer responsible for according to the AWS shared responsibility model?
@@ -422,7 +422,7 @@ If this practice exam has been helpful to you please share it with others and re
- D. Software development.
Answer
- Correct answer: A
+ Correct answer: C
42. What is the benefit of using AWS managed services, such as Amazon ElastiCache and Amazon Relational Database Service (Amazon RDS)?