What do the following commands do?
a) rm -f ~/personal/memo*.doc
b) rm -f ~/linuxbook/final/ch??.prn
c) rm -f ~/linuxbook/final/*.o
d) rm -f ~/courses/ece446/lab[1-6].[cC]
a) Force the removal of all the files in ~/personal directory that have .doc extension and whose names start with the string “memo”.
b) Force the removal of all the files in ~/linuxbook/final directory that have .prn extension and whose names are 4-character long, starting with the string “ch”.
c) Force the removal of all the files in ~/linuxbook/final directory that have .o extension.
d) Force the removal of all the files in the ~/courses/ece345 directory that have .c or .C extension (i.e., C or C++ source files) whose names are 4-character long, starting with the string “lab” and ending with a digit 1-6.
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A. Paint B. Drawing C. CAD D. Photo
When programs contain large amounts of data that must be accessed by functions, pointers to the data in functions are helpful because
A. they provide a way to access it. B. they don’t require their own copy of data in the program. C. the function can’t pass it to main(). D. main() doesn’t have a copy of data to pass to the function.
Which of the following commands provides the NetBIOS name of the computer?
a. net view /domain b. net view \system_name c. ping computer_name d. ping –A IP address
You can press ____ to reselect a selection.
a. Shift+Ctrl+R b. Ctrl+R c. Shift+Ctrl+D d. Ctrl+D