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52. 04/23/11 UNIT-I : UNIX Introduction 1.date :- This command displays the current system date. Syntax:- date + <format> %H Hour 00 to 23 %I Hour 00 to 12 %M Minute 00 to 59 %S Second 00 to 59 %D Date MM/DD/YY %T Time HH:MM:SS %w (SMALL) Day of the Week %r Time in AM & PM %y Last two digits of the year

53. 04/23/11 UNIT-I : UNIX Introduction Command Output $date MON JAN 07 15:10:10 IST 2008 $date +%H 15 $date +%I 03 $date +%M 10 $date +%w 2 (0-Sunday , 1-Monday , 2-Tuesday , 3-Wednesday , 4-Thursday , 5-Friday, 6-Saturday) $date +%r 03:10:10 PM

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84. 04/23/11 UNIT-I : UNIX Introduction aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb cccccccccccccccccccccccccccccccccccccccc ddddddddddddddddddddddddddd eeeeeeeeeeeeeeeeeeeeeeeee ~ ~ ~ ~ ~ ~ ~ :wq

85. 04/23/11 UNIT-I : UNIX Introduction vi Modes Insert/Input Mode Command Mode Ex-Mode

98. 04/23/11 UNIT-I : UNIX Introduction Input Mode Ex-Mode Command Mode Shell vi foo :x, :q :wq & ZZ [Enter] : [Esc] i,I,a,A,o,O,r,R,s, and S T H E T H R E E M O D E S