Which encryption algorithm cannot be broken mathematically and does not require the use of a computer?

In a file-oriented information system, a transaction file stores relatively permanent data about an entity is created and saved for backup and recovery purposes stores records that contain day-to-day business and operational data is a temporary file created by an information system for a single task

Just a heads up these questions are relating to a program known as gimp. (these are all fill-in-the-blank)will give brainliest-! the tool option allows you to blur the edges of the selection making it look less sharp. which option do you choose in the add layer mask dialog box to turn your selection into a mask? is a type of filter that distorts a layer making it appear like you’re looking through dirty glass. in which drop-down menu do you find the option to add a blur to your background image layer? what shape appears when you’ve completed making your selection with the free select tool (to let you know you’ve reached the beginning of your selection)? when using the toggle quick mask, everything outside of the selection becomes a color. when painting with the color with the toggle quick mask on, it removes part of your selection making it smaller. when painting with the color with the toggle quick mask on, it adds to your selection making it larger. to use the paths tool, click and add (a tiny circle).to close your selection when using the paths tool, press and hold while clicking the first anchor point you created. the tool works just like the free select tool by clicking around an image to select it.

How is the number 372 written when expanded out to place values in the base 8 (octal) number system? a. 2 x 4 + 3 x 2 + 4 x 1 b. 3 x 64 + 7 x 8 + 2 x 1 c. 3 x 8 + 7 x 7 + 2 x 6 d. 3 x 100 + 7 x 10 + 2 x 1