Junior Executive(ATC) AAI Syllabus

I want to get AAI Junior Executive ATC Syllabus, will you please provide me that ?

[Raman Vij]

AAI Junior Executive ATC Syllabus for MSc Graduates (Liable to Change)
1 Modern Physics:- Quantum Mechanics, Electrical Conductivity in Metals, Dielectric andmagnetic properties of materials, Lasers, Super Conductivity and optical fibers

2Chemistry :- Chemical Energy Sources, Solar Energy, Electrochemical Energy Systems,Battery Technology, Fuel Cell, Corrosion Science & Control, Metal finishing & ElectrolessPlating

3Mathematics :- Differential Calculus, Partial Differentiation, Integral Calculus &Application, Differential Equation, Vector Calculus & Infinite Series, Laplace Transform, VectorIntegration, Integral Calculus

4Computers :- Computer peripherals, Data Processing, Data storage, Operation Systems,Networks of an Internets, Algorithms & Flow charts, Computer aided sketching

5 Electronics :- Semiconductors diodes, Transistor, SCR, Amp & oscillators, OP Amp,Communication Systems, Number System and Digital Logic DC Circuits, Electromagnetism, Single phase AC Circuits, Three phaseCircuits, Measuring Instruments, Domestic Wiring, DC Machine Transformer, Synchronous Generation, Three phase Induction motor
AAI Syllabus for For Non Technical Section (Same for both ATC,Electronics Posts)

(a) General Awareness – History, Sports, Geography, Environment, Civics, Basic Science, Defence, Art, Culture, Current Affairs, Politics etc

(b) Verbal Ability in English – Comprehension, Error Detection, Sentence Completion, Synonyms, Antonyms and Testing of Vocabulary

(c) Numerical Ability – Decimal Fraction, Simplification, Average, Profit & loss, Percentage, Ratio & Proportion and Simple interest
(d) Reasoning and Military Aptitude Test – Verbal Skills and Spatial Ability

Here I am giving you some questions of AAI Junior Executive ATC exam:

1 Which of the following schemes have the best error performance with the same energy per bit?
1 16QAM b 16PSK c QPSK

2 Same Antenna is used for Tx and Rx Radar range related to Antenna gain as
1 Directly prop To G
2 Direc Prop To sq root of G
3 Inversely prop to G

3 Thermal Noise in conductor related to B
1 B
2 1/B
3 B2
4 Square root of B

4 A control system with feed back gain 01 and forward gain 10 What is the sensitivity of the system wrt the feed back system

5 The value of ‘k’ for the system to be stable is ( 6th degree Characteristic Eqn given)

6 Which of the following system is stable
1 As2 + Bs +C
2 As2 – Bs +C
3 As4 + B s3 +Cs+D
4 -As2 – Bs -C

7 Linux OS based on which architecture

8 Comparison betweeb Macro and Subroutine
1 Macro better that Sub Rtne with respect to storage time and execution time
2 Vice versa
3 Macro better that Sub Rtne with respect to execution time only
4 Vice versa

9 Which of the following is a privileged instruction?
1 MOV A B
2 INT 21
3 ADD A B
4 IN 08

10 Which of the following instruction is not converted to binary by an Assebly Language Program?
1 TRAP
2 Interrupt
3 Privilige instruction
4 Sorry don’t remember

11 In which type of machine can multiple tasks be done
1 Virtual Machine
2 Sorry don’t remember

12 Which of the following has the highest distortion?
1 A
2 B
3 AB
4 C

13 Which of the following distortions occur in Class B push pull amplifier?
1 Harmonic
2 Intermodulation
3 Phase
4 Sorry don’t remember

14 ?(s)/T(s) of a rotational system (J,B,k regular notaions)

15 Schmitt Trigger with 3V & 1V UTP and LTP respectively A sinusoidal input with 10V peak is fed as the input The output swings between

16 Op-amp circuit given Identify the circuit (Ans: Peak detector)

17 6 bit binary ladder with 101001 as input ( 0= 0V , 1 = 10V) Output voltage is ——

18 Doppler Radar of 1125 MHz Frequency of received echo is 125 MHz The conclusion is
1 Target also has a radar
2 Target moving away
3 Target approaching

19 Microprocessor cycles between
1 Fetch and Execution operations
2 Fetch and Halt

20 Modulation index of an FM system with 25V, 500 Hz input and 5KHz deviation is

21 Routh’s Criterion gives
1 Number of roots on the LHS of S plane
2 Number of roots on the RHS of S plane

22 For the system to be stable, the roots of the characteristic Equation must lie
1 Left side of the S plane
2 Right side of s plane

23 Impulse response h(t) of a system is
1 Inverse Laplace transform of Transfer Function

24 The output of a LTI system with Guassian process input is
1 Gaussian
2 Poisson

25 Spectral Density and Auto-Correlation are
1 Laplace Transform pair
2 Fourier Transform Pair

26 A flex Klystron is a
1 Microwave amp
2 Microwave Oscillator
3 Both amp and Oscillator
4 High cavity tube

27 S Matrix related question

28 Block diagram given

Oscillator(1MHz) à Divider (/ 10^6) à Schmitt Trigger à Flip Flop à Output is

1 Pulse Train of width 1 sec
2 Pulse Train of width 2 sec
3 Pulse Train of width 05 sec