$1.$ Define the terms software testing, integration testing, system testing, and regression testing.

$2.$

a$.$ Briefly describe the different types of regression testing.

b$.$ What is the overall goal of testing? $($in at most two sentences$)$

$3.$ Briefly describe the different types of system testing.

$4.$

a$.$ Outline an algorithm to generate an ordering of classes during integration testing given a class dependency graph. Assume that the dependency graph contains cycles.

b$.$ Generate and integration test order for the following class dependency graph and identify all stubs required during integration testing for the following dependency graph. Show all working.

Define the terms software testing, integration testing, system testing, and regression testing.

a$.$ Briefly describe the different types of regression testing.

b$.$ What is the overall goal of testing? $($in at most two sentences$)$

$3.$ Briefly describe the different types of system testing.

$4.$

a$.$ Outline an algorithm to generate an ordering of classes during integration testing given a class dependency graph. Assume that the dependency graph contains cycles.

b$.$ Generate and integration test order for the following class dependency graph and identify all stubs required during integration testing for the following dependency graph. Show all working.

Please answer all the question and show the work.