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III. Speaking exercises:
Exercise 1. Describe software functions, disk operating systems, external command instructions, anti virus software using the suggested words and expressions as in the example:
| Software functions Manages\ controls \ can perform a task\helps run \ computer system\makes work\ anti-virus software\ operation systems\ communication software\printer drivers |
| disk operating systems The most popular\ microcomputers\ MS -DOS\ OS/2\ Apple DOS\ UNIX\ support\ multi-users\ multitasking\ microcomputers. |
| External command instructions perform \housekeeping tasks\ frequently\"desktop" management\ storage management. |
| Firmware system software\ stored\ non-volatile\ memory \ integrated circuits\ termed |
| Anti-virus software computer programs\ malicious\ software \identify\ neutralize\eliminate\ |
| operating systems support mainframe\ microcomputer\multitasking\multiprocessing\simultaneously\timesharing\ virtual storage |
Exercise 2. Ask questions to the given answers:
1. Question: ___________________________________?
Answer: System software helps run the computer hardware and computer system.
2. Question: _ __________________________________?
Answer: Internal instructions must reside in main memory at all times while the computer is on.
3. Question: ___________________________________?
Answer: The most popular disk operating systems for microcomputers are MS - DOS/PC-DOS, OS/2, Apple DOS, and UNIX
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