How do you repeat a command in terminal?
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What command is used to replace the existing string with some other?
What is s and g in sed command?
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In Unix file permissions what does the second field denotes?
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Give two UNIX kernel parameters that effect an Oracle install
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How is the command '$cat file2 ' different from '$cat >file2 and >> redirection operators ?
how unix kernel distinguishes between a normal file and device file ?
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