What are the 3 standard streams in linux?

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How will you connect to a database server from linux?

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How does path variable work?

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How to declare functions in unix shell script?

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Is shell script a programming language?

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how do you write sql queries using shell script for eg:- we have databae table like EMPNO,ENAME,SAL,DEPTNO columns in EMP table how you display EMPNO,SAL FIELDS from emp in SHELL SCRIPT please explain with an example

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How do I read a .sh file?

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How will you emulate wc –l using awk?

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Create a bash shell script that removes all files whose names end with a "~" from your home directory and subdirectories. Name this script "cleanup.sh"

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if i have 2 files file1 and file2.... file1 contains 2 columns like b a 11 aa 12 as 13 ad 15 ag 11 ar 13 ah 15 ak file2 contains b c 10 ds 11 at 15 gh 15 jk 13 iu 11 fg 13 yy can any 1 give me the program to display in this way? a b c aa 11 at ar 11 fg ad 13 iu ah 13 yy ag 15 gh ak 15 jk

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What is bash used for?

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What are filters explain sort with all the options available?

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