tag:blogger.com,1999:blog-6705357907459468226.post-49295864925113272942014-09-30T15:23:00.002+05:302014-09-30T15:23:26.977+05:302014-2015 : Polaris Placement Paper<div dir="ltr" style="text-align: left;" trbidi="on">Polaris Placement Model Paper<br />Polaris Placement Paper Technical, Aptitude Questions 2014-2015<br /><div class="separator" style="clear: both; text-align: center;"><a href="http://2.bp.blogspot.com/-f1md6t0MPO8/VCp9XNuRvOI/AAAAAAAABJ8/WuYMsjpsA8o/s1600/polaris-placement-paper.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img alt="Polaris Placement Paper" border="0" src="http://2.bp.blogspot.com/-f1md6t0MPO8/VCp9XNuRvOI/AAAAAAAABJ8/WuYMsjpsA8o/s1600/polaris-placement-paper.jpg" title="Polaris Placement Paper" /></a></div><b>Technical Section: 40 Questions in 30 Minutes</b><br />It covered basics of almost all ECE subjects like about Transistors, Digital & Microprocessors, Communication, Microwave etc, but Questions were only basics nothing in deep and all questions had choices.<br />1. Questions about Transistor basic working.<br />2. Boolean expression was given for simplification-simple.<br />3. How many flags does 8085 have? (ans-5)<br />4. Which of the following are universal gates?<br />(Ans. Nand, Nor)<br />5. What is the frequency range of mobile communication?<br />6. The resolution of picture in TV depends on..<br />a. Number of lines scanned<br />b. Video detector o/p<br />And two more choices were given…<br />7. Question on stability of FET<br />8. What is the modulation used to transmit sound in TV signal<br />a. VSB<br />b. FM<br />And 2 more choices were there.<br />9. What is double integration of a unit step signal?<br />a. Ramp signal<br />b. Parabola<br />Don’t remember the other Two…<br />(Ans. b)<br />10. Question about spectral density-basic.<br />11. Question about basics of finite fourier transform(FFT), It was something about 8pt FFT…don’t remember exactly…but if u know the definition you can do…<br />I am not able to memorize the rest frenz…but there were few more Questions on transistors…<br /><br /><b>Aptitude Section: 30qns in 30min, All Questions had choices.</b><br />1. Completing Series of alphabets was given.<br />2. A guy walks @ 4kmph from a point, After Four hrs a cyclist starts from the same point at 10kmph, At what distance will they meet from the starting point?<br />The question was almost like this don’t remember exact wordings.<br />3. x% of people have tea, y% have coffee, z number of people have both, find the totalnumber of people.<br />Solution: Easy have to use n (AUB)=n(A)+n(B)-n(A intersctn<br />4. Figure given & we have to find out the number of four sided figures in it, little complicated because less time.<br />5. Complete the series<br />1,4,9,25,… (choices- 47,49,64, none)<br />6. Complete series<br />7. Analytical Questions<br />“failures are stepping stones to success” this means…<br />a. all success are preceded by failures<br />b. success consists of failures<br />c. failures can lead to success<br />d. none..<br />8. About matrices.<br />which of the following don’t have inverse?<br />you have to find for which matrix |A|=0…time consuming.<br />9. Another about matrices.<br />10. There was one big square which had 16 squires in it. four in a row & column.. each square had a number in it.. Except one square. had 2 find the missing number I don’t remember the numbers<br />11. For sentences given..& four choices of word given…have to choose 1 word that suits all the for sentences…<br />The police are ___ about the missing boy in the forest.<br />The detective was ___ her face for marks.<br />And two more sentences were there…choices (investigating, searching….).<br />ans. Investigating.<br />12. Opposites… sluggish x rapid<br />13. Rising x setting<br />14. Meanings…easy<br />15. Meanings…<br />16. HCF of two numbers 1024 & 1214…don’t remember numbers.</div>iqs pdfhttps://plus.google.com/114623642748522820843noreply@blogger.com