Index of Question Papers



|  Test 1   |  Test 2   |
                                                                                                                                                                  Aug-03      July-03

    TATA ELXSI


Off Campus Written Test at Tata Elxsi office Bangalore.  July 23 - 2003

 Test was in white field office Bangalore, not in Richmond Office. 
There are basically 2 papers :   1. Technical (30 questions,30 minutes)  
                                               2. Aptitude (30 questions,20 minutes) 
There will be different technical test for EC and CS     
           EC :: digital ckt, op-amp, analog, communication etc 
           CS :: OS, Sys-software,C/C++ etc 
Apti is same for all :: Refer R S aggarwal pipe and cristen, train and some other etc. 
The selection criteria for interview was top scorers in the Technical test...If tech score matches then on apti score... I  .... 
Interview is ::       1.  Projects 
                           2.  Some electronic ckts, op-amp etc ......

Some Questions of Tata Elxsi (E&C)

1.Basic memory ccell of dynamic RAM

a. Capacitance

b. Flip flop

c. Transistor                                                                                                                                     freshersworld.com

d. Transistor with Capacitor

2.Ideal Power Supply has

a. Zero internal resistance

b. High  O/P resistance

c. High I/P resistance

d. Low O/P resistance

3.Which type of transmission line will have max. value of characteristic impedence

a. Open Wire line

b. Coaxial Cable

c. Twin lead line

d. None                                                                                                                                       freshersworld.com

4. For same peak value of current, which waveform will have least RMS value

a. Sine

b. Square

c. Triangular

d. Full wave rectified wave

5. F-V analogy displacement is analogous to

a. Voltage

b. Condutance

c. Magnetic Flux Linkage

d. Capacitance

Similarly..............In  F-I analogy displacement is analogous to

a. Charge

b. Resistance

c. Inductance

d. Current

                                                                                                                                            freshersworld.com

6. In the following circuit   Vo/Vin  = (there were 4 options)

 

7. In the following circuit the charging and discharging time is

 (i  don’t remember the options)

 

                    

                                                                                                                                             freshersworld.com

8.The output at X acts as….

 

                                

  1. OR gate
  2. AND gate
  3. XOR  gate
  4. XNOR gate

 

9.The CRO in X-Y mode gives the following figure. If  the signal applied to the

Y-plate is  2sin(wt) then the signal applied to the X-plate  is

a. 2 sin (wt)          b. 2 sin (wt + p/4)    c. 2 sin (wt – p/4)   d.2Ö2 sin (wt + p/4)

  

                                              

 

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