1.General understanding. Answer the questions.

1. What problems faced programmers in the 1940's and 1950's?

2. Why were the first programs « complex» and «time-consuming*?

3. What are the basic functions of operating system?

4. What does the abbreviation DOS mean?

5. What company developed the first version of DOS operating system? For what

purpose was it done? Was the new operational system successful?

6. What is the difference between the PC-DOS and MS-DOS

7. What does the abbreviation NT stand for? Is NT DOS-compatible? What are the

basic requirements for NT?

8. Who is the developer of OS/2?

9. What makes UNIX so different from the other operational systems?

10) What are the special features of Windows 95, Windows 98, Windows 2000?

2.Which of the listed below statements are true/false. Specify your answer using

the text.

1. When computers were first introduced in 40's and 50's programmers had to write

programs to instruct CD-ROMs, laser printers and scanners.

2. The operational system controls and manages the use of the hardware and the

memory.

3. There are no commands available in operating systems, they are only in word

processors.

4. Microsoft developed MS-DOS to compete with IBM's PC-DOS.

5. NT requires computers with 486 CPU and 16 M random access memory.

6. OS/2 is DOS compatible because it was developed by Microsoft.

7. Traditionally, UNIX was run by many users simultaneously.

8. Windows 95 and Windows 98 are DOS compatible and have very «friendly» and

convenient interface.

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