Write a program that lists from the current directory

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Reference no: EM131876571

Problem

1. Write a program that accepts a directory name as argument, changes to that directory, and displays its absolute pathname. Is the change permanent?

2. Write a program that lists from the current directory all ordinary filenames whose size exceeds 100,000 bytes. It should also remove all zero-sized files.

3. Write a program that sets the user mask to zero before creating a file foo. Now, change the permissions of foo to

(i) 764,

(ii) 440. The previous value of the mask should be restored before program termination.

Reference no: EM131876571

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