// show current month
[root@TechU-LTPC ~]# cal
June 2011
Su Mo Tu We Th Fr Sa
1 2 3 4
5 6 7 8 9 10 11
12 13 14 15 16 17 18
19 20 21 22 23 24 25
26 27 28 29 30
// show almanac
[root@TechU-LTPC ~]# cal 2013
// Display month and year
[root@TechU-LTPC ~]# cal 7 2011