STUPIDSID
1 (a)
Draw and explain the 8086 microprocessor architecture.
7 M
1 (b)
Explain the concept of segmented memory? What are its advantages?
7 M
2 (a) (i)
Differentiate between microprocessor and microcontroller.
3 M
2 (a) (ii)
What is an instruction queue? Explain in details.
4 M
2 (b)
Explain the following instruction :
1) LDS 2) PUSHF 3) DAA 4) CBW 5) SAR 6) RCR 7) RET.
1) LDS 2) PUSHF 3) DAA 4) CBW 5) SAR 6) RCR 7) RET.
7 M
2 (c) (i)
The original contents of AX,BI, word-sized memory location SUM, and cary flag CF are 1234H,ABH,00CDH, and 0H, respectively. Describe the result of executing the following sequence of instructions :
ADD AX,[SUM]
ADC BL, 05H
INC WORD PTR [SUM].
ADD AX,[SUM]
ADC BL, 05H
INC WORD PTR [SUM].
4 M
2 (c) (ii)
Compare the minimum and maximum modes of the 8086 microprocessor.
3 M
3 (a)
Write an 8086 assembly program to find largest of two 8-bit numbers.
7 M
3 (b)
Explain different types of registers in 8086 microprocessor architecture.
7 M
3 (c)
Write an 8086 assembly program to sum series of 8-bit numbers.
7 M
3 (d)
Explain the flag register format of 80286 with suitable figure.
7 M
4 (a)
Draw and explain the internal block diagram of 80296 microprocessor.
7 M
4 (b)
Explain the 80386 microprocessor register set.
7 M
4 (c)
Draw and explain the internal block diagram of 80486 microprocessor.
7 M
4 (d)
Explain the addressing modes of 80386 with examples.
7 M
5 (a)
Explain the MMX and Hyper Threading.
7 M
5 (b)
What is descriptor table? what is its use? Dedifferentiate between GDT and LDT.
7 M
5 (d)
Differentiate the RISC architecture and ClSC architecture.
7 M
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