AAI - 24-Aug-2014 - Written Test Paper

AAI Written Test Placement Paper

AAI Aptitude Written Test Questions:

In an organization, 40% of the employees are matriculates, 50% of the remaining are graduates and remaining 180 are post-graduates. How many employees are graduates ?

(a) 360
(b) 240
(c) 180
(d) 300

Ans: ( c ) 180


In class of 100 students 50 students passed in Mathematics and 70 passed in English, 5 students failed in both Mathematics and English. How many students passed in both the subjects?

(a) 25

(b) 30

(c) 50

(d) 45

Ans a


If 10 cats can kill 10 rats in 10 minutes how long will it take 100 cats to kill 100 rats

(a) 1 minutes

(b) 10 minute

(c) 100 minutes

(d) 10000 minutes

Ans b


A clock shows the time as 6 a.m. If the minute hand gains 2 minutes every hour, how many minutes will the clock gain by 9 p.m.?

(a) 30 minutes
(b) 25 minutes
(c) 28 minutes
(d) 34 minutes

Ans a



The least perfect square number which is divisible by 3,4, 5, 6 and 8 is

(a) 900
(b) 1600
(c) 2500
(d) 3600

Ans: ( d ) 3600


A man has Rs. 480 in the denominations of one-rupee notes, five-rupee notes and ten-rupee notes. The number of notes are equal. What is the total number of notes ?

(a) 60
(b) 90
(c) 75
(d) 45

Ans: ( b ) 90

AAI General Awareness Questions

1) The RBI has notified all the banks to be ready for Basel III norms which will be effective in phassed manner from?

A) January 2013
B) April 2013
C) April 2014
D) December 2013

Ans: A

2) Which Indian business house has acquired controlling stake in Pantaloon retail?
A) Reliance Group
B) ADAG Group
C) Aditya Birla group
D) RPG Group

Ans: C

3) Aung San Suu Kyi was sworn in to Myanmar?s parliament in May. She struggled for how many years for the power?

A) 25 years
B) 20 Years
C) 15 Years
D) 18 Years

Ans: A

4) India?s total exports jumped by which percentage for FY 2011-12?

A) 25%
B) 23%
C) 21%
D) 29%

Ans: C

5) For FY 2011-12, India?s total trade deficit stood at nearly?

A) USD 155 billion
B) USD 205 billion
C) USD 195 billion
D) USD 185 billion

Ans: D

6) Which Spanish football club tops the Spanish league in 2012?

A) Barcelona
B) Valencia
C) Real Madrid
D) None of These

Ans: C

7) Lionel Messi became the top goal scorer in a season with 68 goals as of now in the history. He broke whose 39 year old record?
A) Sepp Maier
B) Franz Beckenbauer
C) Mueller
D) Klaus Fischer

Ans: C


8) Which developed country has recently become a country with no nuclear power after 4 decades when it shut down its last nuclear reactor?

A) Germany
B) Japan
C) France
D) USA

Ans: B

9) Which Social Networking company has acquired online hosting services company SlideShare for USD 118.75 million in May 2012?

A) Twitter
B) Facebook
C) LinkedIn
D) None of These

Ans: C

10) Which Indian Telecom operator became the first one to launch 4G services?

A) Reliance Communication
B) Bharti Airtel
C) Ideal Cellular
D) BSNL

Ans: B

AAI Technical Section - Written Test Paper

1) Converting data into signals by transforming and encoding the information to produce electromagnetic signals is the functionality of a

(a) source
(b) transmitter
(c) receiver
(d) destination

Ans: b


2) Switching systems

(a) Improve the efficiency of data transfer
(b) are not used in data system
(c) require additional lines
(d) are limited to small data networks

Ans: a


3) Microwave following the curvature of earth, is know as

(a) fading
(b) Ducting
(c) troposphere scatter
(d) ionosphere reflection

Ans: b


4) Indicate the false statement. The square of the thermal noise voltage generated by a resistor is proportional to

(a) its temperature
(b) Its resistance
(c) Boltzmann?s Constant
(d) the bandwidth over which it is measured

Ans: a

5) If the plate supply voltage for a plate modulated class C amplifier is V, the maximum plate-cathode voltage could be almost as high as

(a)4v
(b)3v
(c)2v
(d)1v

Ans: a

6) In a communication system, noise is most likely to affect the signal

(a) at the destination
(b) In the channel
(c) in the information source
(d) at the transmitter

Ans: b

7) Broadband long distance communications are originally made possible by the advent of

(a) telegraph cables
(b) repeater amplifiers
(c) HF radio
(d) Geostationary satellites

Ans: b

8) Which of the following characterizes an analog quantity?

(a) Discrete levels represent changes in a quantity.
(b)Its values follow a logarithmic response curve.
(c)It can be described with a finite number of steps.
(d)It has a continuous set of values over a given range.

Ans: d

9) A differential amplifier has a differential gain of 20,000 . CMRR=80 dB. The common mode gain is given by

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

Ans: a

10) Indicate the false statement. Fourier analysis shows that the saw tooth wave consist of

(a) fundamental and subharmonic sine waves
(b) a fundamental sine wave and an infinite number of harmonics
(c) fundamental and harmonic sine waves whose amplitude decreases with the harmonic number
(d) sinusoidal voltages, some of which are small enough to ignore in practice

Ans: a

11) The most commonly used amplifier in sample & hold circuits is

a) A unity gain non-inverting amplifier
b) A unity gain inverting amplifier
c) An inverting amplifier with a gain of 10
d) An inverting amplifiers with a gain of 100

Ans: b

12) Waveguide are generally made of

(a) Aluminium
(b) Bronze
(c) Both (a) and (b)
(d) none of these

Ans: c


13) Which type of signal is represented by discrete values?

(a) noisy signal
(b) nonlinear
(c) analog
(d) digital

Ans: d

14) Select the correct statements.

(a) HTTP uses TCP as the transport protocol.
(b) HTTP uses TCP as well as UDP as the transport protocol.
(c) SMTP uses UDP as the transport protocol.
(d) DNS uses UDP as the transport protocol.
(e) SMTP uses TCP as the transport protocol

Ans: A

15) Given BCD number 1001 0011, its decimal equivalent is

(a) 147
(b) 143
(c) 93
(d) 39

Ans: c