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problem1 describe the contents of a directory explaining the mechanism by which its entries are updated by cp mv and rm
problem1 how will you find out the ascii octal values of the numerals and letters2 run the wc command with two or more
problem1 how will you copy a directory structure bar1 to bar2 does it make any difference if bar2 exists2 assuming that
problem1 look up the man pages of mkdir to find out the easiest way of creating this directory structure sharemancat12
problem1 can you have the same user-id more than once in the who output2 both your local and remote machines use
problem1 what is an escape sequence name three escape sequences used by the echo command and explain the significance
problem1 is an option also an argument how many arguments are there in this command cat lt foogt bar2 why shouldnt you
problem1 what is the difference between the mailbox and mbox2 the passwd command didnt prompt for the old password when
problem1 what is a pager name the two standard pagers used by man2 you located the string crontab in a man page by
problem1 why are the directories bin and usrbin usually found first in path2 what is whitespace explain the treatment
problem1 how is the current directory indicated in path2 how many options are there in this command ls -lut chap01
problem1 enter a and press enter next run type what do you conclude2 unix commands must be in lowercase and must not
problem1 write a program that accepts a filename and the delimiter string as arguments and then displays each line with
problem1 write a one-liner to convert all characters in a file to uppercase and write the changes back to the same file
problem1 how will you use find and perl to delete all ordinary files modified more than a year back what is the
problem1 write a program that lists the usage of words in the form word count in its argument files you should use
problem1 write a program that reads a file specified as argument to locate all variable assignments of the form
problem1 write a program to convert a binary number specified as argument to decimal2 write a program that looks up
problem1 write a program that uses a loop to print from an array all the 12 months in the form 1 jan where each entry
problem1 write a program that prompts for an integer not exceeding 255 and then prints a if the number is below 127 b
problem1 write a one-liner to print the uppercase letters of the english alphabet as a contiguous string using a loop2
problemwrite one-liners to execute the following perl commands and explain your observationsi print lsquotii print tiii
problemlet a and b be relations with the schemas aname address title and bname address salary respectively show how to
problemwrite an sql query without using a with clause to find all branches where the total account deposit is less than
problem1 what is the significance of your user-id where in the system is the name used2 what are the two schools of