IT $105$ IT Architecture FundamentalsHomework Assignment #$1$DirectionsRead each question and respond carefully$\mathrm{.}1.(10$ points$)$ Write down two significant improvements of John von Neumann computer over the ENIAC design$2.(10$ points$)$ What is a Vacuum tube?$3.(10$ points$)$ Briefly describe the three components required for the implementation of a computerized inputprocessoutput model$\mathrm{.}4.(10$ points$)$ Briefly describe the composition of three primary subunits of CPU$\mathrm{.}5.(10$ points$)$ Briefly describe the main memory$\mathrm{.}6.(10$ points$)$ Instructions must be stored in which memory in order to be executed?$7.(10$ points$)$ Name a few examples of the application software and the system software$\mathrm{.}8.(10$ points$)$ Briefly describe application programming interface $($API$)\mathrm{.}9.(10$ points$)$ Describe the functions of the kernel$\mathrm{.}10.(10$ points$)$ Name the device that connects the computer to the network.