Independent work of students - 50 minutes. Mastering of practical skills: Solution of routine and situational problems

Mastering of practical skills: Solution of routine and situational problems.

Tasks:

1. Write equations and fill in truth tables for logical elements:

“NOT”, “AND”, “OR”, “AND-NOT”, “OR-NOT”.

2. Invent any logical function from three variables Y (Х1, Х2, Х3):

a) Construct the truth table for it;

b) Construct corresponding functional scheme;

c) Describe work of the functional scheme with the help of the truth table.

3. a) Construct corresponding functional scheme by the given structural formula:

b) Construct corresponding functional scheme by the given structural formula:

 
 

4. Define structural formula by the given functional scheme:

 

5. Define structural formula by the given functional scheme:

 

 

 
 

 


6. Make structural formula of logical device by the given functional scheme:

 

 
 

 

 


7. Define the purpose of a logical device by the given truth table.

 

Х1 Х2 Х3 У

 

 

1. Define the purpose of a logical device by the given truth table

Х1 Х2 Х3 У

 

2. Define the purpose of a logical device by the given truth table

 

Х1 Х2 Х3 У

3. Define the purpose of a logical device by the given truth table

Х1 Х2 Х3 У


Break - 10 minutes

Control

Questions:

1. What basic blocks enter into composition of PC?

2. What is logical element of a computer?

3. What are AND, OR, NOT schemes?

4. What is trigger?

5. What is summator?

6. What is microprocessor and which functions does it carry out?

7. What is placed on the front face of the system unit?

8. What is clock speed of a processor and what units is it measured in?

9. What is capacity of a processor?

10. Why is mathematical coprocessor necessary?

11. What is BIOS microchip?

12. What functions does arithmetic and logic unit carry out?

13. What kinds of external device do you know?

14. What is relevant to devices of information input?

15. What is relevant to devices of information output?

16. Why mouse is connected to a serial port and printer is connected to a parallel port?

17. What basic devices are applied for long-term storage of data on PC?

18. Name kinds of external storage devices.

19. What is streamer?

20. What are means of multimedia?

21. Which devices are relevant to disk device?

22. What’s the purpose of disks formatting?

23. What is interface?

24. What are differences of IDE-ATA interface from other interfaces?

25. How information storage is organized on flexible and magnetic disks?

26. Name device of band type.

27. Which materials are used in the capacity of storage medium in magnetic disks?

28. What is Winchester?

29. Describe physical organizations of data storage on magnetic disks? (sides of disk, cylinder, tracks and clusters)

30. What part of a disk is called as system area of disk and what does it include?

31. Enumerate performing functions of the following devices in PC: screen, system unit, keyboard, printer.

 

 

Theme #3. Hardware and software of a computer. Operating systems.

Objective: To learn basic regulations of construction concept and use of Windows ХР operating systems.

Learning tasks:Formation of basic technological approaches of work in Windows operating system: setup of desktop, work with windows, creation of hierarchical file store, linking of Windows objects. Formation of abilities and skills of work with utility programs.

 

Form of conducting: performance of routine tasks

Organizational part: - 5 minutes

Roll call of students and looking into causes of absence of students, unpreparedness to lessons, check up of lecture notes.