1. Write a program that will read a directory containing a set of files, create a new subfolder called "backup" on same folder and copy all the files from directory to the new sub directory "backup". You are supposed to use exec () with "cp" command. Create a child process for each file that can execute each of the cp commands to copy the file from directory to subfolder "backup".

Avariable of the data type arrays is storing 10 quantities. what is true about these quantities? a. the quantities all have different characteristics. b. the quantities all have the same characteristics. c. five quantities have the same and five have different characteristics. d. it is necessary for all quantities to be integers. e. it is necessary for all quantities to be characters.

What season was better from fortnite?

How do you set up a slide show to play continuously, advancing through all the slides without requiring your interaction? a. click set up slide show, and then select the loop continuously until ‘esc' and show without narration options. b. click set up slide show, and then select the loop continuously until ‘esc' and use timings, if present options. c. click set up slide show, and then select the show presenter view and use timings, if present options. d. click set up slide show, and then select the show without animation and browsed at a kiosk (full screen) options.