Crowdly

C. Amazon States Language (JSON)

A. YAML

B. HCL (HashiCorp)

How does data flow between states in a Step Functions workflow?

States share a global variable store

Each state receives input, transforms it, and passes output to the next state

Each state reads from and writes to a shared DynamoDB table

Data is passed only at the start and end of the workflow

Which of the following best describes a state machine in AWS Step Functions?

An S3 bucket that stores workflow definitions

A Lambda function that handles errors automatically

An object with a set of operating conditions that depend on the previous condition to determine output

A DynamoDB table that tracks workflow progress

Which state type performs a single unit of work?

Wait

Task

Pass

Choice

What is the maximum invocation rate for Standard workflows?

Unlimited

100,000 per second

100 per second

2,000 per second

What is AWS Step Functions primarily used for?

D. Monitoring Lambda function logs

C. Managing IAM roles and policies

A. Hosting static websites on S3

B. Orchestrating components of distributed applications using visual workflows

Why is a coordination layer necessary in distributed applications?

To replace the need for API Gateway

To reduce the number of AWS services used

To consolidate all services into a single Lambda function

To handle automatic scaling, errors, and timeouts across independent services

Which three benefits does AWS Step Functions provide?

Productivity, agility, and resiliency

Authentication, authorization, and auditing

Caching, routing, and throttling