Collection of useful working routines and programs and is only available to users with authorization is classified as

A. directory library

B. library package

C. program library

D. software library

You can do it
  1. Slots in spreadsheet that can be copied to other slots are classified as
  2. Typing of words on keyboard to drive program with help of
  3. Process of checking software suitability for any particular application is classified as
  4. If program can cope data errors - program is called
  5. Program packages that allows program users to design data files and select information are called
  6. Specialized program that allows users to utilize in specific application is classified as
  7. Set of software authorized to specific users is considered as
  8. Record of programs recorded as they run is classified as
  9. Slots in spreadsheet whose formula is not exactly copied are classified as
  10. Programs are fully tested and documented properly before including it into
  11. Application program used with all documentation is considered
  12. Set of programs with full set of documentation is considered as
  13. Programs written by programmer to help computer users are considered as
  14. System programs examples includes
  15. Program which exactly perform operations that manual says is classified as
  16. Program used to transfer contents onto a printer from VDU screen is classified as
  17. Types of software programs usually includes
  18. Process of gaining access to a computer by giving correct user identification is classified as
  19. Process to exit from computer by giving correct instructions such as 'EXIT' is classified as
  20. System program which performs one simple task is classified as
  21. Software which controls general operations of computer system is classified as
  22. Program produces experimental results for biologist research is classified as
  23. Function of running and loading programs and usage of peripherals is function of
  24. Program provides users with grid of rows and columns is classified as
  25. Program which is used to produce pictures and text and to organize it in newspaper is classified as
  26. System software's are supplied by the
  27. Set of software is held central by
  28. Program which is readily available to computer users as part of software package is classified as
  29. Special set of characters that computer associates with specific user identification is classified as
  30. Number and name system uses to identify user is called