Exam 5: Business Software

OSs are usually developed with the aid of ____,such as assembly languages or C.

The purpose of ____ is to manage computer resources and perform routine tasks that are not specific to any application.

General-purpose applications are available as ____________________; that is,they come ready to install from an external storage medium such as a CD or a file downloaded from a vendor's Web site.

The only language that computer hardware understands is a series of electrical signals that represent bits and bytes.

Computers operate on a number of layers,starting from the user interface and moving inward to the ____.

____ use a modular approach,which offers two great advantages: ease of maintenance and efficiency in applications development.

If the first statement that an interpreter checks is free of syntactic and execution errors,it compiles the statement into object code and makes the computer execute it.

Because 4GLs are very English-like,____-locating and fixing programming errors-is relatively easy.