Which one of the following is not true?
A. in typical awk program, all input is read either from standard input or specified files
B. awk language divides its input into records and fields
C. awk reads an input record and the record is automatically seperated by the interpreter into pieces called "fields"
D. the number of fields need to be a constant
Answer: Option D
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What command is used to count the total number of lines, words, and characters contained in a file?
A. countw
B. wcount
C. wc
D. count p
E. None of the above
What command is used with vi editor to delete a single character?
A. x
B. y
C. a
D. z
E. None of the above
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