CS401 Practical Questions

1. Two statements were given relating SPARC processor..

• Add R2 and R3 and store their value in R4.
• Store krna tha Flag with zero value in " Next" operand.

2. An assembly program was written in Real Mode. We were asked to write it in 32 bit Protected Mode. (5)
3. A question related to identifying INT and it's service (couldn't remember it fully) (3)
4. Int x 080 Wala question Tha ik
5. C or pascal pr stack k effects
6. Int multiply(Int x, int y) isko assembly language me likhna tha
7. Multiply int (int x, int y) ki assembly language main lnstructions likhni thi
8. Which 2 instructions are used for performing operations with i/o devices
9. affected flag Ka tha
10. C language ka function assembly language men use krne ki instructions likhni thi
11. Which 2 instructions are used for performing operations with i/o devices

Q12. What instructions is used to clear the flag trap?

Q13. Write the instructions to read programmable interrupts controller?

14. In the context of disk media,describe how many bytes are reserved for each of the following parts in a 32 bytes directly format

1 file name 2 file size

Q15. incremnt(intx)call this function in assembly program.?

Q16. Write the assembly program which use BIOS video services to display string "introduction to assembly "In the top corner of screen?

Q17. Int multiply (int x, int y) Call this function in assembly program?

Q18. How many bytes are used to make the process control block in assembly language. What do these bytes store?

19. Sab se main chiz built in interrupt ki functionality ko rata lagna pre ga And IRQ ko achhe se yad krna baqi sirf concepts hon kun paper conceptual tha
20. aik program tha jo helo show krvna tha
21. aik Ax Cx k input hor output kiya thi
22. Question was name of two applications use to run computer.
23. Aik program likhna tha time interval 1ms krwana tha
24. Write down the service number against following bits (Int 13) disk service (i) get disk sector (ii) read disk sector (iii) write disk sector.

Q25. NWhat would happen if there are no interrupts and pooling in a system ?

26. computr kis s chlta h strt hony k liye knsy systm chaiye
27. Computr kis system s chlta h btado koi 2 system koi
28. write instructions for 32PIC

Q29. how many instructors are used to writing debugger also write its funcanality (5 marks)

30. which area where the data file store on flopy disk..

Q31. mention the register which are used to read servis numbers??

Q32. what is the role of "segment-descriptor"in iAPX386 architecture?

33. 32 bytes file is tra ka k6 question tha us file ka name or purpose likhna tha
34. ak program tha add dl, 3*8 mov ax,(1*3)dx K6 isi tra ki 5 values di hui thi in ka use btany

Q35. How to handle interrupt is different in protected mode than real time mode?

36. Write the functions of register AL AH and DX in INT-21.
37. 4 Subordinate to make a new thread by one local variable.
38. multiply int x,y given tha asmbly language instructions likhni thi to call this from assembly
39. assembly program to write a character on parallel port
40. Write assembly code Multiplication 2 numbers
41. Secondary access KA THA
42. Relation between INT and IRQ