HCLTech AWS Developer Interview Questions, Process, and Tips for Freshers

VPC stands for Virtual Private Cloud, a virtual network dedicated to an AWS account. SCERIOUS is not a recognized term in AWS.

• VPC is used to create isolated virtual networks within AWS

• It allows users to define their own IP address range, subnets, and route tables

• VPC provides control over network traffic, security, and connectivity options

S3 bucket names are globally unique.

• S3 bucket names must be unique across all AWS accounts.

• Bucket names can contain lowercase letters, numbers, and hyphens.

• Bucket names cannot contain underscores, uppercase letters, or periods.

• Example of a valid bucket name: my-bucket-123

• Example of an invalid bucket name: My_Bucket

Bound refers to a variable that is assigned to a specific value, while unbound refers to a variable that has not yet been assigned a value.

• Bound variables have a specific value assigned to them, while unbound variables do not.

• Bound variables are used in programming to store and manipulate data, while unbound variables are used to represent unknown values.

• Examples of bound variables include constants and variables that ...read more

Slaves and masters are used in distributed systems for load balancing and fault tolerance.

• In a distributed system, the master node controls and coordinates the work of the slave nodes.

• Slaves perform tasks assigned by the master and report back their results.

• Masters can be used for load balancing, where they distribute tasks evenly among slaves.

• Masters can also be used for fault tolerance, where they can detect when a s...read more

AWS is a cloud computing platform that provides a wide range of services for building and deploying applications.

• AWS offers services such as compute, storage, databases, and more

• It allows users to easily scale their applications and pay only for what they use

• Brefi is a serverless PHP runtime for AWS Lambda