Match Each of the Following Categories of General Controls (Letters

Match each of the following categories of general controls (letters A - D)to the description of a computer control (numbers 1 - 8).A category of general controls can be used more than once.
A. Program development controls
B. Program change controls
C. Computer operations controls
D. Access to programs and data controls
___ 1. Separating the duties of systems programmers, computer operators, and data librarians.
___ 2. Requiring the use of passwords to access computer programs and files.
___ 3. Using the Systems Development Life Cycle for testing and validation of new programs.
___ 4. Requiring program modifications to be tested and implemented by appropriate personnel.
___ 5. Maintaining backup copies of files at safe, remote locations.
___ 6. Involving users in the design of programs and selection of prepackaged software.
___ 7. Using external labels to identify files and programs.
___ 8. Ensuring that emergency requests are appropriately documented and properly authorized.