A group of crows is called a âmurder.â There are several different explanations for the origin of this term, mostly based on old folk tales and superstitions. For instance, there is a folktale that crows will gather and decide the capital fate of another crow.
Execution (computing) For other uses, see Execution (disambiguation). Execution in computer and software engineering is the process by which a computer or a virtual machine performs the instructions of a computer program. The instructions in the program trigger sequences of simple actions on the executing machine.
Operating systems and applications sometimes provide an alternative shell to make interaction with the program easier. For example, if the application is usually command driven, the shell might be a menu-driven system that translates the user's selections into the appropriate commands. (2) Sometimes called command shell, a shell is the command processor interface. The command processor is the program that executes operating system commands. The shell, therefore, is the part of the command processor that accepts commands. After verifying that the commands are valid, the shell sends them to another part of the command processor to be executed.