Combinestudy

Assignment 

Write an assembly language program that perform following functionality when executed

• Make a new file at a folder named “ABC”.

• Open file when we press key “O”

• Close file when we press key “C”

• And file is deleted ....

Assignment 

Modify multitasking and dynamic thread registration example (11.2) such that 

• It displays a rotating bar on bottom left corner of the screen (you can take help from Example 11.1). 

• Also, if we press “S (both small and caps)”, it will generate new process which will display rotating bars on screen in next row from the previous one. 

• And if “A (both small and ....

Question No.1           Marks: 10

Differentiate Synchronous and Asynchronous interrupts. Just give 2 to 3 differences also provide 1 to 2 examples. 

Note: - Your answer must be to the point and in the bullets form otherwise your marks will be deducted.

Question No.2   ....

Question_1: [marks: 10]

Find the 2’s complement of a number using bitwise logical operator. 

Question_2: [marks: 10]

Take a random number of word (dw), form and input this to a subroutine “Is Number Power of Two”. Check number is in power of 2 using bitwise logical operators and then display the return result on the screen if the number is even ....

Question_1: [marks: 5]

What is the effective address generated by each of the following instruction?

 Initially AX= 0x0FED, BX=0x0400, label=0x04201, and SI=0x00E1

 (Offsets in part a, b and f are in decimal)

a. mov ax, [bx+65]

b. mov bx, ....