Why EC2 matters for compute in AWS - Test Your Understanding

Practice - 5 Tasks

1fill in blank

easy

Complete the code to launch an EC2 instance using AWS CLI.

AWS

aws ec2 run-instances --image-id [1] --count 1 --instance-type t2.micro

Drag options to blanks, or click blank then click option'

Aus-east-1

Binstance-12345

Ct2.large

Dami-0abcdef1234567890

Attempts:

3 left

💡 Hint

Common Mistakes

Using instance type or region instead of image ID.

Providing an invalid or incomplete AMI ID.

The --image-id option requires a valid AMI ID like ami-0abcdef1234567890 to launch an EC2 instance.

2fill in blank

medium

Complete the code to specify the instance type when launching an EC2 instance.

AWS

aws ec2 run-instances --image-id ami-0abcdef1234567890 --count 1 --instance-type [1]

Drag options to blanks, or click blank then click option'

At2.micro

Bmy-key-pair

Cus-west-2

Dami-123456

Attempts:

3 left

💡 Hint

Common Mistakes

Using an AMI ID or region instead of instance type.

Using a key pair name in place of instance type.

The --instance-type option defines the hardware configuration. t2.micro is a common small instance type.

3fill in blank

hard

Fix the error in the command to add a key pair for SSH access.

AWS

aws ec2 run-instances --image-id ami-0abcdef1234567890 --count 1 --instance-type t2.micro --key-name [1]

Drag options to blanks, or click blank then click option'

At2.micro

Bus-east-1

Cmy-key-pair

Dami-0abcdef1234567890

Attempts:

3 left

💡 Hint

Common Mistakes

Using region or instance type instead of key pair name.

Using an AMI ID as the key name.

The --key-name option requires the name of an existing key pair like my-key-pair to enable SSH access.

4fill in blank

hard

Fill both blanks to create a security group rule allowing SSH access on port 22.

AWS

aws ec2 authorize-security-group-ingress --group-id [1] --protocol [2] --port 22 --cidr 0.0.0.0/0

Drag options to blanks, or click blank then click option'

Asg-0123456789abcdef0

Btcp

Cudp

Dsg-abcdef0123456789

Attempts:

3 left

💡 Hint

Common Mistakes

Using UDP protocol for SSH.

Using incorrect security group IDs.

The --group-id specifies the security group ID like sg-0123456789abcdef0. The --protocol for SSH is tcp.

5fill in blank

hard

Fill all three blanks to tag an EC2 instance with Name and Environment tags.

AWS

aws ec2 create-tags --resources [1] --tags Key=Name,Value=[2] Key=Environment,Value=[3]

Drag options to blanks, or click blank then click option'

Ai-0abcdef1234567890

BProduction

CWebServer

DDevelopment

Attempts:

3 left

💡 Hint

Common Mistakes

Mixing up tag values.

Using incorrect instance IDs.

The --resources option needs the instance ID like i-0abcdef1234567890. The Name tag is set to WebServer and the Environment tag to Production.