How do you show the currently running queries? – SHOW FULL PROCESSLIST; How do you kill a MySQL query? – See the ID of it from the question above, then KILL id. You can separate multiple IDs by space. I need to find out how many client connections were aborted by MySQL server. – It’s [...]

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How do you find out what’s your shell? – echo $SHELL What’s the command to find out today’s date? – date What’s the command to find out users on the system? – who How do you find out the current directory you’re in? – pwd How do you remove a file? – rm How do [...]

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Explain the difference between a static library and a dynamic library? – Static library is linked into the executable, while a dynamic library (or shared object) is loaded while the executable has started. How do you create a static library? – If you have a collection of object (.o) files, you can do it by [...]

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Why do you prefer Java?Answer: write once ,run anywhere. 2. Name some of the classes which provide the functionality of collation? Answer: collator, rulebased collator, collationkey, collationelement iterator. 3. Awt stands for? and what is it? Answer: AWT stands for Abstract window tool kit. It is a is a package that provides an integrated set [...]

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