## Wipro Placement Papers

WIPRO Written Test 27 January 2010

Wipro Placement Paper 2009

Wipro verbal test Questions

Wipro technical test paper

Wipro Aptitude paper December 2011

Wipro Test Paper December 2012

Wipro Practice Test Paper

## Placement Papers for All Companies

3i infotech

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Abatix

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ABB

ACC Limited

Accel Frontline

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ADP

Agilysys

AgreeYa

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Amazon

AMDL

Amdocs

AMI

Amiti Software Technologies

ANZ

Apple

Applied Materials

Apps Associates

Aricent

ASDC

Ashok Leyland Ltd

Asian Paints

Aspire System

AT & T

Atlas Copco

Atos Origin

AXA Technology Services

Axes Technology

Bain

Bajaj

Bayer

Bharti Airtel Ltd

Bhawan Cybertek

Birlasoft

Blue Star Infotech

BMC

BOB

Brakes India

C-DOT

CA Technologies

Cadence

Calsoft

Canarys

Capgemini

Caterpillar

Celstream

CGI Group

Changepond Technologies

Cimtrix Systems

Cisco system

Citicorp Overseas Software Ltd

ClinTech

CMC Limited

CMS

Cognizant

Compaq

Consagous Technologies

Convergys

CORDYS

CRISIL

Crompton Greaves

CSC

CSFB

CtrlS Datacenters Ltd

Cummins

Cyient

Daffodil

Daimler

Dell

Deloitte

Delphi-TVS

Dharma Systems

Directi

DSRC

Eicher

ELGI

ELICO

EMC Corporation

Emphasis

Ericsson

Ernst & Young

ESKO

Essar

Facebook

Fanuc Corporation

Fidelity

Flextronics

Flipkart

Freescale

Fujitsu

Gajshield

GE

Genpact India

Geodesic

Geometric Limited

GlobalEdge

GlobalLogic

GMR Group

Godrej Infotech

Google

Grapecity

Harita - TVS

HCL

HCL Technologies

Headstrong

Healthasyst

HEC Ltd

Hexaware

HFCL

Holool

Honeywell

HP

HTC Global Services

Huawei

Hughes

Hyundai

IBM

IBS Software Services

IGate

Ikanos

IKOS

Impetus

iNautix

Indecomm

IndiaBulls Power Limited

Inductis-EXL

Industrial Alliance

Infineon

Infogain

Infosys

Intec

Integra

Intel

Intergraph

ITC Infotech

Jindal Steel and Power Limited

KPIT

L & T

L & T Infotech

LG Soft

Linde India Ltd

LnT Emsys

LnT-ECC

Lucas - TVS

Mahindra Engineering Services Ltd

Mahindra Ltd

Maruti

Matrix

Maveric Systems

McAfee

Microland

Microsoft

Mindtree

Miraclesoft

MKCL

Motorola

Mu-Sigma

Nagarro

NASSCOM

NCR Corporation

Ness Technologies

Neudesic

NIIT Technologies

Novell

Nvidia

Oracle

Persistent

Philips

Planetasia

Polaris

Poornam Info Vision

PSI Data Systems Limited

Quest-Global

Quinnox

R Systems

Redpine

Reliance Energy

Robert Bosch

RS Software

Samsung

SAP labs India

Sapient

Sasken Communications

Schneider India

Serco

Siemens

Sierra Atlantic

SkyTECH

Soliton

Sonata Software

Sony India

SQL Star

Steria

Subex Limited

Sutherland Global Services

Syntel

Talisma

Tata motors

Tata technologies

Tata-ELXSI

TCE

TCS

Tech Mahindra

Temenos

Tesco

Texas Instruments

Thermax

ThoughtWorks

Torry Harris

Triad

Trianz

Trilogy

TVS Motor

Unisys

UnitedHealth Group

UST Global

UTC Aerospace System

Valuelabs

Vedanta

Verifone

Verizon

Virtusa

Vision Infotech

Vizual

VMware

Wipro

Yahoo

YASH Technologies

Zenith

Zensar Technologies

ZTE

# Wipro Aptitude test February 2011

Posted on :25-01-2016

**Q1. Two bodies changed from p1 v1 to p2 v2 state in two ways. The heat supplied is delta Q and work done is delta W Then what is constant in these two processes**

(a) delta q(b) delta w(c) delta q + delta w(d) delta q - delta w

__ANS:__**(d)**

**Q2. _______ have same atomic number and same mass number are**

(a) Isotopes(b) Isotones(c) Isomers(d) Isobars

__ANS:__**(c)**

**Q3. When a free electron is placed in a plane of electro magnetic then it moves in**

(a) in the direction of the electric field(b) in the direction of magnetic field(c) of propagation of wave(d) of the plane containing magnetic field and propagation direction.

**Q4. Name the phenomena in which one proton is jumped from one isomer to another isomer to create**

**two different elements**

(a) functional isomerisim(b) sterio merisim(c) tauto merisim(d) penta merisim

__ANS:__**(c)**

**Q5. In the below compounds which one has 40% C ,6.7% H and 53.3 % O what is its emphericaln formula**

(a) CHO(b) CH2(c) C2H2O2(d) C2H3O2

__ANS:__**(b)**

**Q6. X rays are coming from X ray tube, the wavelength is _______ a certain wavelength/s**

(a) below(b) above(c) in between(d) out of

__ANS:__**(c)**

**Q7. In a triode valve in order to increase the saturation current what has to be done**

(a) increase plate voltage(b) reduce distance between grid and plate(c) increase cathode potential(d) reduce grid potential

__ANS:__**(d)**

**Q8. Seven different toys are distributed among 3 children how many different ways are possible?**

(a) 7C3(b) 7P3(c) 3 7(d) 7 3

__ANS:__**(c)**

**Q9. A, B ans C are three speakers. They have to speak randomly along with another 5 speakers in a function.**

**A has to speak before B and B has to speak before C. What is the probability.**

__ANS:__**1/6**

**Q10. If dy = (secx + ytanx)dx, Then the curve is**

(a) x = y cosx(b) x = y sinx(c) x = y tanx(d) x = y secx

__ANS:__**(a)**

**Q11. Two series are 16,21,26.... and 17,21,25.....**

**What is the sum of first hundred common numbers**

(a) 101100(b) 110100(c) 101110(d) 110101

__ANS:__**(a)**

**Q12. There are two sections in a question paper each contain five questions. A students has to answer 6**

**questions. Maximum no. of questions that can be answered from any section is 4. How many ways he can attempt the paper?**

(a) 50(b) 100(c) 120(d) 200

__ANS:__**(d)**

**Q13. a and b are two numbers selected randomly from 1,2,3.... 25 what is the probability of a and b are**

**not equal.**

(a) 1/25(b) 24/25(c) 13/25(d) 2/25

__ANS:__**(b)**

**Q14. The sum of the series 1 + 1(1+1/n) + 3(1+1/n)2 + ..... is equal to?**

__ANS:__**n2**

**Q15. Two circles of different radii intersects each other what is the maximum no of intersections**

(a) 0(b) 1(c) 2(d) 3

__ANS:__**(c)**

**Q16. If x= sin-1(t), y = log(1-t2), find d2y/dx2 when t=1/2**

(a) 1(b) 0(c) -8/3(d) -2/3

__ANS:__**(c)**

**Q17. If x approaches infinity , then (??dx )/( ??dx) is ?**

(a) 1(b) 0(c) -1(d) 2

__ANS:__**(a)**

**Q18. If f(x)=1-cos(1-cosx)/x4 is continuos at f(0) then what is x**

(a) 1(b) 0(c) 1/4(d) -1/4

__ANS:__**(c)**

**Q19. For the word SURITI, if you arrange the letters in dictionary order then what is its rank?**

(a) 234(b) 235(c) 236(d) 237

__ANS:__**(c)**

**Q20. Period of sin ((2t + 3) / 6 pi)**

(a) 6pi(b) 6pi2(c) 3pi

__ANS:__**(b)**

**Q21 - Q23. Four questions given on the below data**

**X,Yand Z are senior engineers. A,B,C,D are junior engineers. Company wants to select 4 enginers.**

**Two will be senior and two will be juniors. The company wants these engineers to work in the most productive way so they respect each persons likes/dislikes.**

**Y is not friends with A**

**Z is not friends with C**

**B is not friends with A**

**Q21.**If B is selected then who will be the remaining 4 members ?

**Q22.**If C is selected, Z and ___ cannot be selected?

**Q23.**D is always selected if ___ is selected?

**Q24.**A speaks truth 70% of the times, B speaks truth 80% of the times. What is the probability that both are contradicting each other is ?

**Q25.**??x-3)/((x2 +x+1)2 )dx is ?

**Q26.**Ram starts from A walking 2 km North and turns right and walks 4 km and turns right again and walks 4 km and turns right again and walks 4 km and meets Radha at B walking in the opposite direction to Ram .

a) Which direction does Ram walk after the first turn?b) Distance between A and B

**Q27.**If the equation x2 - 3x + a = 0 has the roots (0,1) then value of a is ?

**Q28.**A and Bs temperature are 10 degree celcius and 20 degree celcius having same surface , then their ratio of rate of emissions is ?

**Q29. An atomic particle exists and has a particular decay rate . It is in a train . When the train moves, a person observes for whether the decay rate**

(a) increases(b) decreases(c) depend on the directions of movement of train

**Q30. Which of the following exchanges positive ions**

(a) cl-(b) nh2-(c) ch2

__ANS:__**(b)**

**Q31. After execution of CMP, a instruction in Intel 8085 microprocessor**

(a) ZF is set and CY is reset.(b) ZF is set CY is unchanged(c) ZF is reset, CY is set(d) ZF is reset , CY is unchanged .

__ANS:__**ZF is set and CY is reset**

**Q32. The best tool for editing a graphic image is?**

**Q33. Network scheme defines**

(a)one to one(b) many to many(c) one to, many

**Q34. A person wants to measures the length of a rod. First he measures with standing ideally then he measures by moving parallel to the rod**

(a) the length will decrease in second case(b) length will be same(c) length will increase in the second case.

**Q35. One U-230 nucleus is placed in a train moving by velocity emitting alpha rays .When the train is at rest the distance between nucleus and alpha particle is x . One passenger is observing the particle . When the**

**train is moving what is the distance between particle and nucleus?**

(a) x(b) x + vt(c) x - vt

**Q36.**What is the resulting solution when benzene and toluene are mixed?

**Q37. I**f the word FADENCOMT equals 345687921 then What is FEAT Find representation of 2998.

**Q38.**Given 10 alphabets out of which 5 are to be chosen. How many words can be made with atleast one repetition.

**Q39.**Arrange by acidic values : phenol, nitrotolouene and o-cresol?

**Q39. Find sum of 3 + 5/(1+22) + 7/(1 + 22 + 32) + ......**

__ANS:__**3n/(1 + n)**

**The following are few sample questions that maybe asked in the software paper.We havent been able to give the values in certain problems ; only the type of questions have been mentioned.**

**Q40. What sorting algos have their best and worst case times equal ?**

__ANS:__**O v(nlogn) for merge sort and heap sort**

**Q41. What page replacement algo has minimum n number of page faults ?**

__ANS:__**Optimality algorithm**

**Q42. What is the use of virtual base class in c++**

__ANS:__**Multiple lines between derived classes.**

**Q43.**Find the eccentricity of a given node in a directed graph

**Q44. Convert the infix to postfix for A-(B+C)*(D/E)**

__ANS:__**ABC+DE/*-**

**Q45.**What is swapping?

**Q46. Assignment operator targets to**

__ANS:__**l-value**

**Q47. A byte addressable computer has memory capacity of 2 power m Kbytes and can perform 2 power n Operations an instruction involving three operands and one operator needs maximum of ---bits**

__ANS:__**3m + n**

**Q48. In round robin scheduling, if time quantum is too large then it degenerates to**

__ANS:__**FCFS**

**Q49.**What is network schema?

**Q50.**Packet Burst is ______

**Q51. Picards method uses _______?**

__ANS:__**Successive Differentiation.**

__The following are few sample questions that maybe asked in the hardware paper.We havent been able to give the values in certain problems ; only the type of questions have been mentioned.__**Q1.**Concentration and resistivity is given and conductivity is asked for?

**Q2.**R, resistance and C, capacitance is given,find the frequency and Q factor of the crystal?

**Q3.**Critical frequency and angle theta is given;.the max useable frequency is to be calculated

**Q4.**Questions on parabolic reflector antennas and half wave dipole antennas design

**Q5.**Ramp signal is generated from integrator .Whether it is a low or high pass filter?

**Q6.**Calculate FM bandwidth given max modulation frequency FM , max freq deviation, df and 8 pairs Allowable side band component?

**Q7.**Add 79H and 86H and tell the contents of flags

**Q8.**Scr is used for _____ (ac, dc , both )

**Q9.**Push pull amplifier is used to remove which harmonics (even , odd , both )

**Q10.**PAM is demodulated using ___ ( low pass filter , high pass filter )

**Q11.**16k memory is needed. How many chips with 12 address buses and 4 data buses are needed.

**Q12.**AM wave is detected using _________ detector

**Q13.**Which flip flop is used for shift registers

**Q14.**Program counter does what __ (stores a memory address, address of the present instruction)

Q15. In a bistable multivibrator communication capacitor is used for ______ ( speed up response , ac coupling)

**Q16.**Totem pole is what?

**Q17.**Time costant for an integrator and differentiator should be ( small , high etc.)

**Q18.**TV waves are __ ( sky waves , space waves etc.)

**Q19.**Which configuration has highest i/p imp. ( ce , cb , cc )

**Q20.**Parabolic antenna with 2degree angle. What is its directivity.

**Q21.**Given 10 mhz pe modulation and we got a 100 mhz band.

How many channels can be there.

**Q22.**If o/p power is doubled by how much does the sound increase ( 1db,2db,3db )

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