How do you schedule a command to run at 4:00 every
morning?
Answer Posted / swaroopa
Step 1. Set environemen variable EDITOR=vi if not set
Step 2. Give command crontab -e
Step 3. Add following entry at the end
0 4 * * * <Your command to run at 4:00 am morning>
1. There are two ways to schedule a script to run exactly
at 4:00 AM every morning
a: CRONTAB
b. AT (at command executes only once)
Crontab format
* * * * * <command>
<minute> <hour> <date> <month> <day_of_the_week> command
<0-59> <0-23> <1-31> <1-12> <0-
7> command
| Is This Answer Correct ? | 23 Yes | 0 No |
Post New Answer View All Answers
What is eval in shell script?
Why should we use shell scripts?
i have 2 tables 4 colums table 1 respective values a1 6, a2 8,a3 9,a4 14 & table 2 respective values a1 6, a2 8, a3 9, a4 12. if compare 2 tables 3 colums values same then 4th column values 1)Qes diff >5 then (5 * diff value ) 2)Qes diff <5 the 5 3)Qes diff 5 then 5 print respective values..
What is c in shell script?
Can we run shell script in windows?
What is another name for a bash shell script that you might see?
What does $$ mean in shell script?
What is path in shell script?
Is shell a part of kernel?
How can any user find out all information about a specific user like his default shell, real-life name, default directory, when and how long he has been using the system?
How to write a function?
Why is the use of shell script?
Explain about stdin, stdout and stderr?
on “sed” command EmpData(Sample Database) 1122|j.b. saxena |g.m. |account |12/12/52|6000 2233|n.k. gupta |d.g.m |sales |31/12/40|9000 4545|anil agarwal |director |account |06/07/47|7500 5656|lalit choudhury |executive|marketing|07/09/50|5000 1265|chanchal singhvi|g.m. |admin |12/09/63|6000 0110|shyam saksena |chairman |marketing|12/12/43|8000 5566|jai sharma |director |account |23/12/89|7000 7733|jayant |d.g.m |sales |29/02/70|6000 1. From the above database substitute the delimiter of first 3 lines with “ : “ 2. From the above database substitute the delimiter with “ : ” 3. Insert the string “ XYZ Employees” in the first line. 4. Store the lines pertaining to the directors, d.g.m and g.m into three separate files. 5. Using address store first 4 lines into a file Empupdate. 6. Find the pattern “account” in the database and replaces that with “accounts”. 7. Select those lines which do not have a pattern “g.m”. 8. Insert a blank line after every line in the database.
Can shell script run on windows?