Run command in your pc

Just go start,then click on Run then type any comand below
0) cmd - comand prompt
1) compmgmt.msc - for computer managent
2) devmgmt.msc - device manager
3) regedit - registry editor
4) msconfig - system configuratn utility . . .
5) compmgmt.msc - Computer management
6) devmgmt.msc - Device manager
7) diskmgmt.msc - Disk management
8) dfrg.msc - Disk defrag
9) eventvwr.msc - Event viewer
10) fsmgmt.msc - Shared folders
11) gpedit.msc - Group policies
12) lusrmgr.msc - Local users and groups
13) perfmon.msc - Performance monitor
14) rsop.msc - Resultant set of policies
15) secpol.msc - Local security settings
16) services.msc - Various Services
17) msinfo32 - System Information
18) sysedit - System Edit
19) win.ini - windows loading information(also system.ini)
20) winver _ Shows current version of windows
21) calc - calculator