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Q. |
If one doesn't want anyone else to read or write to a file named datfile, except through a program in a file filex , then he may use |
A. | chmod u+s filex ; chmod go_rw datfile |
B. | chmod 4711 filex ; chmod go_rw datfile |
C. | chmod 4711 datfile ; chmod go_rw filex |
D. | both (a) and (b) |
Answer» D. both (a) and (b) |
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