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II. Reading exercises:

Exercise1. Read and memorize using the dictionary:

mainframes, transferring data, to reside, timesharing, virtual storage, compiler, multitasking, linker, integrated circuit, piecemeal procedure, non-volatile memory

Exercise 2. Answer the questions:

1. What are the functions of system software?

2. What kind of tasks do external command instructions perform?

3. What transfers data from memory to disk and render text onto a display device?

4. What do operating systems create?

5. What kinds of specific system software do you know?

Exercise 3. Match the left part with the right:

1. System software is any computer software which

a. help to convert computer language to machine level language.

2.The level of sophistication of systems software depends on

b. it is usually termed firmware.

3. If system software is stored on non-volatile memory such as integrated circuits,

c. manages and controls computer hardware so that application software can perform a task.

4. Language processors are those which

d. the size of the computer it operates and the tasks it is intended to perform.

Exercise 4. Open brackets using the right words:

1. Some low-level languages, called (assembly languages/firmware /timesharing), were created using abbreviations to help programmers avoid the tedious and time-consuming task of writing programs in machine language.

2. If system software is stored on (non-volatile memory/compiler)) such as integrated circuits, it is usually termed firmware.

3. The level of sophistication of systems software depends on the size of (the operation system/ the computer/hardware components) it operates and the tasks it is intended to perform.

The speaking module

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