$1.$ What is the definition of internal controls $($based on the COSO Internal Control$-$ Integrated Framework$)?$

$2.$ What are the $5$ components of the COSO oInternal Control$-$ Integrated Framework?

$3.$ According to this COSO framework, what are the requirements for an effective system of internal control?

$4.$ Select one principle for each of the $5$ components of the COSO$-$Internal Control Framework and give one example for each.