This document is a student assignment submitted by Muhammad Jamil to Sir Rehan. It discusses the command line interface in 3 paragraphs. It first discusses how the command line interface is similar to the DOS interface and provides interaction through commands. The second paragraph explains how to use the "cd" or change directory command to change drives on a hard disk. The third paragraph defines the "dir" command and explains that it allows users to see all folders and subfolders in a directory.

1. Assignment
SubmittedTo:
Sir Rehan
SubmittedBy:
Muhammad Jamil
Roll No.
BCS(M)-14-57
Class
BsCs 5th
Semester
“Human Computer Interaction”
Command Line Interface
Muhammad Jamil
BCS(M)-14-57

2. Page 1 of 2
Command Line Interface
Whenwe talkabout CommandLine Interface ourmindgoesbackin the past.The conceptof
DOS (DiskOperatingSystem)refreshoursense andwe become gladbecause manycommandscomesin
our inmind.We love to revise suchanawesome commandslike dir,cls,cd,move,copy,setpathand
manyotherssimilarcommands. Actuallycmd(commandline interface) isverysimilartoDOSand italso
providesinteractionwithPCthroughdifferentcommands.
Change Drive Command
We use Change directorycommandinorderto go indifferentdrivesof ourHard Disk.By Default
itspath isset where we install ourwindowsoperatingsystem.
The methodof changingdirectoryisfollowinghere:
In above screenshotyoucansee thatwhenI loadcommandline interface bypressingWin+ R and by
typingcmd intextbox.Bydefaultitshowsme C:UsersInventiveness>andwhenIgave cd command
and mydesiredlocation,throughthiscommandcontrol automaticallymovedinmydesireddirectory.
Dir Command
In simple wordswe candefine dircommandasdirectorycommand.Why?Because itprovides
us the functionalitytosawall possible foldersaswell asassubfoldersinourdirectoryinorder to
interactwithour computer.

3. Page 2 of 2