1. POS 420 Complete Week 4 To purchase this material click below link http://www.assignmentcloud.com/POS-420/POS-420- Complete-Week-4 For more classes visit www.assignmentcloud.com POS 420 Week 4 DQ 1 Write a short essay 200 – 300 comparing and contrasting use of the command line versus use of a graphical user interface for systems administration functions. Discuss the advantages and disadvantages of each. POS 420 Week 4 DQ 2 Complete Working with UNIX Programs module in Skillport. Write a 200- to 300-word response that discusses the different reasons for terminating a process and the commands used for this purpose. POS 420 Week 4 DQ 3 Under what circumstances might you want to use trapping to cause a script to execute other activities when a command to kill or pause a script is received?