Which symbol will be used with grep command to match the pattern pat at the beginning of a line?
^pat
$pat
pat$
pat^
Which symbol will be used with grep command to match the pattern pat at the beginning of a line?
Which command is used to sort the lines of data in a file in reverse order |
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Which command is used to display the top of the file? |
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Which command is used to remove a directory? |
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Which of the following keys is used to replace a single character with new text? |
Answer |
Which of the following type of class allows only one object of it to be created? |
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Which of the following is not a type of constructor? |
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Which of the following statements is correct? |
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Which of the following is not the member of class? |
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Which of the following concepts means determining at runtime what method to invoke? |
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Which of the following statements is incorrect? |
Answer |