My Quote

Quote of the Day

st micro electronics

INTERVIEW



TECHNICAL



C QUESTIONS

Data types, Pointers, Dynamic Memory Allocation, Preprocessor Directive

OS QUESTIONS



Multitasking, Parallel Processing, DMA


VLSI QUESTIONS



Short circuit power dissipation, Static and Dynamic power dissipation





HR



Why ST?



Is money reason for carrying to ST



Serving in ST for 3-5 years itself is demanding job security is less …How will you cope up?



Noida is far away and people of the place are of different culture How will u cope up?



Study abroad



What is ur short term specific objective (to reach what destination)



Character and Personality


APTITUDE TEST



OS

Compiling Linking Loading , Disk Scheduling Algorithms Memory Management Algorithms, CPU Scheduling Algorithms ,Computer Networks (CRC)



DIGITAL --Half Adder Karnaugh Map

Microprocessors -- Stack CALL POP instructions



Data Structures -- Sorting



1.which of the following no. can be represented w/o any error using IEEE format (64 bits-1 bit sign bit,exponent 7,mantissa 56)



a)2 b).4 c).5d)none



2.CRC polynomial is given. Message is given. Find the message to be transmitted.



3. what r the gates used in half adder.



4. simplify a Boolean eqn.(Karnaugh map is used to solve)



5. which of the devices can be used as latch?

a.JK F/F

b.SR latch

c.Data F/F

d.T F/F.



6.the probability of the message coming out of a source is ½,1/4,1/8,1/8.what is the information content in the message?



a.6/5

b.7/4

c.1

d.none



7.how many page faults r reqd. for swapping given pages using LRU algo. For a frame size of 3.



8.the time of exec. Of 4 processes P1-P4 r given.using Round robin(1 sec) method find the time taken for P4 to finish?



9.main()

{

fork();

fork();

fork();

}

How many processes are created?



10.a.while (;;)

{

}

b.while(;;)

{

sleep();

}



which of the following is true?

a. execution time of a is more than b

b. execution time of b is more than a

similarly 2 more options r given.



11. mov sp, addr

call addr

pop sp

what is the value stored in sp and hl?



There were 10 1 mark q's which includes linking & compiling & all r based on OS only.



The above r 2 marks & 5 marks Q's.



10*1,5*2,5*5=50 marks for aps.