1. What is the purpose of a Unit Test?

a.		A unit test is also called an integrated test and allows to ensure that everything in the application is working together as it should.
b.		A unit test is used on only a single code unit to ensure that specific set of code is working properly by itself.
c.		A unit test ensures that the application meets the end users needs.
d.		A unit test ensures that the code we write meets all regulatory requirements of any governing bodies that are applicable to our work.

2. What is the purpose of a version control system?

a.		A version control system primarily is used to manage the final executable of a software project, giving it a unique version number.
b.		A version control system is used to manage source code allowing different programmers to share in the development process.
c.		Version control systems are used to keep track of bugs in software.
d.		Version control systems is way to test our code to verify that it does what it should.

3. What is the purpose of a Package Manager?

a.		A package manager is what compiles or translates source code into Machine language.
b.		A package manager is a way to distributing and installing your executable code to the systems where it is going to be used.
c.		A package manager refers to the process used by big companies, like Microsoft, to distribute applications like Office to end users.
d.		A package manager is a piece of software that helps us find, download, and install code that others have written.