CS401 VU Midterm Current Paper (May 2011)
Friday, May 13, 2011 Posted In .Midterm May 2011 Edit This20 mcq's 20 theroy questions
mcqs most of are from past papers
questions are
what is push and pop exaplin with example 3marks
how the string instruction is used in the block of memory 3
affected flag of AND operation 2marks
how to cnvert the 3dimentional memory in 1 dimentional memory
write the scas instruction 5marks
Subjective
Paper no.1
1. Which flag affected by often and operator
2. explain divide overflow error.
3. for what purpose "INT4" is reserved.
4. Double working of Exchange instruction with help of an example.
5. What is the difference between LES and LDS intruction.
2. Describe push & pop with help of example
3. How value of Ip Register is saved & updated when call . instruction executed.
4. AX = 0x3412, BX=0x7856, CX= 0x1CAB, Sp=0x100
Give contents of AX, BX,CX,SP
After creating instruction push AX, Push BX, cHG, AX,CX, POP CX
5. Explain Divide over Flows Error.
6. How many parameter a subroution can recieve through stack.