Angular Commands(Version Angular 11.2)

// Flat specify create admin component without admin folder as 
// normally it generate the files within in the admin folder

ng generate component admin --flat

//Flat and spec specify create admin component without admin folder //and without specification file respectively.

ng generate component admin --flat=true --spec=false

ng g c -is --skipTests=true CategoryComponent
// is for skipping inline css and spec files

//To create model
ng generate class cartItem --type=model