Which software designers tool helps to design the block structure of the software, that may further be broken down into smaller modules using refinement techniques?

Software Development
#1

Which software designers tool helps to design the block structure of the software, that may further be broken down into smaller modules using refinement techniques?

#2

Using refinement techniques, “Design Tools” is the software designers tools which helps to design the block structure of the software, that can be further broken down into smaller modules.