Cs401 assignment no 1 spring 13 April 2011

[moon13]

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Question No. 1:

a)
Suppose your computer has a processor with 24-bit address lines. What is maximum amount of memory that can be attached in your system? (Show the step(s) for calculation of maximum addressable memory) (2.5 marks)

b)
How many address bits are required for accessing 1GB RAM? (Show the step(s) for calculation of required address bits) (2.5 marks)

Question No. 2:
What are the contents of memory locations 0151, 0152, 0153, ………….,0158 if 0151 is starting address for Label1. (1 mark for each location)

Label1: dw 8494
db 42
dw 54
dw 7500
db 01


Question No. 3:

a)
Calculate physical address using the following segment offset pairs. (1 mark each)

1. 00EA:02A4
2. 0100:AA23
3. D3B8:F222
4. 00A0:1234
5. 8FEf:0FFF

b)
What is effective address generated by the following instructions? Every instruction is independent of others. Initially bx = 0x0101, bp=0x0222, si=0x1234, var1=0x1771
(1 mark each)

1. mov ax, [bx+si]
2. mov ax, [bx+100] (100 is in decimal)
3. mov ax, [bp+si]
4. mov ax, [var1+bp]
5. mov ax, [si+var1]

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[moon13]

please solve this assignment it is much difficult

[asifrasheed]

It s mind boggling assignment. Pl solve it at earliest!

[sana.pari]

[moon13]

18 April is the last date of the assignment

[shifty]

I have solved this assignment

[shifty]

Complete solution of CS401 remember me in your prayers........

[moon13]

please upload

[moon13]

thanks a lot may GOD bless you for ever

[shifty]

if you need help on any other subject feel free to contact me any time have fun