AWS CLOUD-ALCTEST35- FAULT-TOLERANT-SYS

What security feature is only available with Classic Load Balancer? What security feature is only available with Classic Load Balancer?

1 Mark(s)

IAM role IAM role
SAML SAML
back-end server authentication back-end server authentication
security groups security groups

What two features describe an Application Load Balancer (ALB)? A. dynamic port mapping B. SSL listener C. layer 7 load balancer D. backend server authentication E. multi-region forwarding What two features describe an Application Load Balancer (ALB)? A. dynamic port mapping B. SSL listener C. layer 7 load balancer D. backend server authentication E. multi-region forwarding

1 Mark(s)

A and C A and C
B and D B and D
D and E D and E
E only E only

How is Route 53 configured for Warm Standby fault tolerance? A. automated health checks B. path-based routing C. failover records D. Alias records How is Route 53 configured for Warm Standby fault tolerance? A. automated health checks B. path-based routing C. failover records D. Alias records

1 Mark(s)

A and C A and C
B and D B and D
B only B only
D only D only

What enables load balancing between multiple applications per load balancer? A. listeners B. sticky sessions C. path-based routing D. backend server authentication What enables load balancing between multiple applications per load balancer? A. listeners B. sticky sessions C. path-based routing D. backend server authentication

1 Mark(s)

listeners listeners
sticky sessions sticky sessions
path-based routing path-based routing
backend server authentication backend server authentication

What are two features that correctly describe Availability Zone (AZ) architecture? A. multiple regions per AZ B. interconnected with private WAN links C. multiple AZ per region D. interconnected with public WAN links E. data auto-replicated between zones in different regions F. Direct Connect supports Layer 2 connectivity to region What are two features that correctly describe Availability Zone (AZ) architecture? A. multiple regions per AZ B. interconnected with private WAN links C. multiple AZ per region D. interconnected with public WAN links E. data auto-replicated between zones in different regions F. Direct Connect supports Layer 2 connectivity to region

1 Mark(s)

A and D A and D
B and C B and C
E and F E and F
A and E A and E

What two methods are recommended by AWS for protecting EBS data at rest? A. replication B. snapshots C. encryption D. VPN What two methods are recommended by AWS for protecting EBS data at rest? A. replication B. snapshots C. encryption D. VPN

1 Mark(s)

A and D A and D
B and C B and C
A only A only
D only D only

How is code uploaded to Lambda? How is code uploaded to Lambda?

1 Mark(s)

Lambda instance Lambda instance
Lambda container Lambda container
Lambda entry point Lambda entry point
Lambda function Lambda function

What are the first two conditions used by Amazon AWS default termination policy for Multi-AZ architecture? A. unprotected instance with oldest launch configuration B. Availability Zone (AZ) with the most instances C. at least one instance that is not protected from scale in D. unprotected instance closest to the next billing hour E. random selection of any unprotected instance What are the first two conditions used by Amazon AWS default termination policy for Multi-AZ architecture? A. unprotected instance with oldest launch configuration B. Availability Zone (AZ) with the most instances C. at least one instance that is not protected from scale in D. unprotected instance closest to the next billing hour E. random selection of any unprotected instance

1 Mark(s)

A and E A and E
B andC B andC
D and E D and E
E only E only

How is DNS Route 53 configured for Multi-Site fault tolerance? A. IP address B. weighted records (non-zero) C. health checks D. Alias records E. zero weighted records How is DNS Route 53 configured for Multi-Site fault tolerance? A. IP address B. weighted records (non-zero) C. health checks D. Alias records E. zero weighted records

1 Mark(s)

A and D A and D
B and C B and C
D and E D and E
E only E only

What services are primarily provided by DNS Route 53? A. load balancing web servers within a private subnet B. resolve hostnames and IP addresses C. load balancing web servers within a public subnet D. load balancing data replication requests between ECS containers E. resolve queries and route internet traffic to AWS resources F. automated health checks to EC2 instances What services are primarily provided by DNS Route 53? A. load balancing web servers within a private subnet B. resolve hostnames and IP addresses C. load balancing web servers within a public subnet D. load balancing data replication requests between ECS containers E. resolve queries and route internet traffic to AWS resources F. automated health checks to EC2 instances

1 Mark(s)

A, C and D A, C and D
C and D C and D
B, E and F B, E and F
E and F E and F

What DNS records can be used for pointing a zone apex to an Elastic Load Balancer or CloudFront distribution? A. Alias B. CNAME C. MX D. A E. Name Server What DNS records can be used for pointing a zone apex to an Elastic Load Balancer or CloudFront distribution? A. Alias B. CNAME C. MX D. A E. Name Server

1 Mark(s)

A and D A and D
B and C B and C
B and E B and E
C and E C and E

What three features are characteristic of Classic Load Balancer? A. dynamic port mapping B. path-based routing C. SSL listener D. backend server authentication E. ECS F. Layer 4 based load balancer What three features are characteristic of Classic Load Balancer? A. dynamic port mapping B. path-based routing C. SSL listener D. backend server authentication E. ECS F. Layer 4 based load balancer

1 Mark(s)

A and B A and B
B and E B and E
E only E only
C , D and F C , D and F

What three characteristics differentiate Lambda from traditional EC2 deployment or containerization? A. Lambda is based on Kinesis scripts B. Lambda is serverless C. tenant has ownership of EC2 instances D. tenant has no control of EC2 instances E. Lambda is a code-based service F. Lambda supports only S3 and Glacier What three characteristics differentiate Lambda from traditional EC2 deployment or containerization? A. Lambda is based on Kinesis scripts B. Lambda is serverless C. tenant has ownership of EC2 instances D. tenant has no control of EC2 instances E. Lambda is a code-based service F. Lambda supports only S3 and Glacier

1 Mark(s)

A, C and F A, C and F
B, D and E B, D and E
E and F E and F
E only E only

What AWS best practice is recommended for creating fault tolerant systems? What AWS best practice is recommended for creating fault tolerant systems?

1 Mark(s)

vertical scaling vertical scaling
Elastic IP (EIP) Elastic IP (EIP)
security groups security groups
horizontal scaling horizontal scaling

What feature is used for horizontal scaling of consumers to process data records from a Kinesis data stream? A. vertical scaling shards B. Auto-Scaling C. Lambda D. Elastic Load Balancer What feature is used for horizontal scaling of consumers to process data records from a Kinesis data stream? A. vertical scaling shards B. Auto-Scaling C. Lambda D. Elastic Load Balancer

1 Mark(s)

How are DNS records managed with Amazon AWS to enable high availability? How are DNS records managed with Amazon AWS to enable high availability?

1 Mark(s)

Auto-Scaling Auto-Scaling
server health checks server health checks
reverse proxy reverse proxy
elastic load balancing elastic load balancing

What is the difference between Warm Standby and Multi-Site fault tolerance? A. Multi-Site enables lower RTO and most recent RPO B. Warm Standby enables lower RTO and most recent RPO C. Multi-Site provides active/active load balancing D. Multi-Site provides active/standby load balancing E. DNS Route 53 is not required for Warm Standby What is the difference between Warm Standby and Multi-Site fault tolerance? A. Multi-Site enables lower RTO and most recent RPO B. Warm Standby enables lower RTO and most recent RPO C. Multi-Site provides active/active load balancing D. Multi-Site provides active/standby load balancing E. DNS Route 53 is not required for Warm Standby

1 Mark(s)

A and C A and C
B and D B and D
D and E D and E
B and E B and E

What two statements correctly describe versioning for protecting data at rest on S3 buckets? A. enabled by default B. overwrites most current file version C. restores deleted files D. saves multiple versions of a single file E. disabled by default What two statements correctly describe versioning for protecting data at rest on S3 buckets? A. enabled by default B. overwrites most current file version C. restores deleted files D. saves multiple versions of a single file E. disabled by default

1 Mark(s)

A and B A and B
B and D B and D
C and E C and E
A and E A and E

You have an Elastic Load Balancer assigned to a VPC with public and private subnets. ELB is configured to load balance traffic to a group of EC2 instances assigned to an Auto-Scaling group. What three statements are correct? A. Elastic Load Balancer is assigned to a public subnet B. network ACL is assigned to Elastic Load Balancer C. security group is assigned to Elastic Load Balancer D. cross-zone load balancing is not supported E. Elastic Load Balancer forwards traffic to primary private IP address (eth0 interface) on each instance You have an Elastic Load Balancer assigned to a VPC with public and private subnets. ELB is configured to load balance traffic to a group of EC2 instances assigned to an Auto-Scaling group. What three statements are correct? A. Elastic Load Balancer is assigned to a public subnet B. network ACL is assigned to Elastic Load Balancer C. security group is assigned to Elastic Load Balancer D. cross-zone load balancing is not supported E. Elastic Load Balancer forwards traffic to primary private IP address (eth0 interface) on each instance

1 Mark(s)

A,C and E A,C and E
B and D B and D
B only B only
D only D only

What is an Availability Zone? What is an Availability Zone?

1 Mark(s)

data center data center
multiple VPCs multiple VPCs
multiple regions multiple regions
single region single region

What is a primary difference between Classic and Network Load Balancer? What is a primary difference between Classic and Network Load Balancer?

1 Mark(s)

IP address target IP address target
Auto-Scaling Auto-Scaling
protocol target protocol target
cross-zone load balancing cross-zone load balancing

AWS CLOUD-ALCTEST35- FAULT-TOLERANT-SYS : Question 1 of 21