Trending ▼   ResFinder  

PUNJAB TECHNICAL UNIVERSITY MCA - I (SEM 2) SEP 2010 : Introduction To Microprocessor

2 pages, 27 questions, 0 questions with responses, 0 total responses,    0    0
mca_india
   		+Fave Message
ProfileTimelineUploadsQ & A
 Home > mca_india >

Formatting page ...

Roll No. ...................... Total No. of Questions : 13] [Total No. of Pages : 02 Paper ID [A0510] (Please fill this Paper ID in OMR Sheet) MCA (205) (S05) (O) (Sem. - 2nd) INTRODUCTION TO MICROPROCESSOR Time : 03 Hours Maximum Marks : 75 Instruction to Candidates: 1) Section - A is Compulsory. 2) Attempt any Nine questions from Section - B. Section - A Q1) (15 2 = 30) a) What are the various Registers in 8085? b) What is a program counter? c) What are the various flags used in 8085? d) What happens when HLT instruction is executed in processor? e) What do you mean by multiplexing the bus? How the data and address lines are demultiplexed. f) What is the instruction format of 8085? g) Which are level triggering Interrupts in 8085. h) What is the maximum clock frequency in 8086? i) What are the different functional units in 8086? j) What are the various interrupts in 8086? Which interrupts are generally used for critical events? k) What is the position of the stack pointer after the PUSH Instruction. l) What is the size of data and address bus of 8086? m) What is 8087? How it is different from 8086. n) o) A-528 What is DMA? Name DMA controller. What is a Co-processor? P.T.O. Section - B Q2) (9 5 = 45) Differentiate between memory mapped I/O and Input/Output mapped I/O. Q3) Differentiate between hardware interrupts and software interrupts of 8085. Q4) What is DAO and what are the flags affected by this instruction. Q5) Write a 8085 program to multiply two 8 bit numbers. Q6) Draw the pin configuration of 8085 and explain the functional usage of each pin in detail. Q7) With suitable examples, explain the addressing modes of 8085. Q8) Write a subroutine to clear the flag register and accumulator. Q9) What is the difference between MIN and MAX mode of 8086? Q10) Explain the architecture of 8086. Q11) What is the size of flag register in 8086? Explain all available flags in detail. Q12) Explain the process of DMA and the function of various elements of 8237. Q13) What is interrupt controller? Discuss the architecture of 8257 interrupts controller. kbkb A-528 2

Formatting page ...

 

  Print intermediate debugging step

Show debugging info


 

Additional Info : Mca - I(sem 2) September 2010 Question Paper - Introduction To Microprocessor
Tags : mca exam papers, mca question papers, ignou mca question papers, ptu mca question papers, mca sample question paper, mca mumbai university question papers, mca exam syllabus, mca exam question paper, online mca exam papers, online mca exam preparation, mumbai university mca question papers, ignou university mca question papers  


© 2010 - 2025 ResPaper. Terms of ServiceContact Us Advertise with us

 

mca_india chat