NAT-ICS Computer Science Test

$\lim_{x \to \infty} (1 + 1/x)^x$ equals:

1 Mark(s)

Your Answer:

$e$ $e$
1 1
0 0
$\infty$ $\infty$

A function $f(x)$ is continuous at $x=c$ if:

1 Mark(s)

Your Answer:

Limit exists Limit exists
$f(c)$ exists $f(c)$ exists
Limit = Value Limit = Value
Differentiable Differentiable

Which is not a technique of integration?

1 Mark(s)

Your Answer:

Substitution Substitution
Differentiation Differentiation
By Parts By Parts
Partial Fractions Partial Fractions

$\int x^n dx$ (Power Rule) is valid for all $n$ except:

1 Mark(s)

Your Answer:

$n=0$ $n=0$
$n=1$ $n=1$
$n=-1$ $n=-1$
$n=\infty$ $n=\infty$

Which term in Geometric Sequence $2, 4, 8, \dots$ is 128?

1 Mark(s)

Your Answer:

6th 6th
8th 8th
7th 7th
9th 9th

A ball is dropped from a tower. The distance covered in time $t$ is proportional to:

1 Mark(s)

Your Answer:

$t$ $t$
$t^2$ $t^2$
$1/t$ $1/t$
$\sqrt{t}$ $\sqrt{t}$

The harmonic mean between $a$ and $b$ is:

1 Mark(s)

Your Answer:

$\frac{a+b}{2}$ $\frac{a+b}{2}$
$\sqrt{ab}$ $\sqrt{ab}$
$\frac{2ab}{a+b}$ $\frac{2ab}{a+b}$
$\frac{a+b}{2ab}$ $\frac{a+b}{2ab}$

A photon of energy E has momentum:

1 Mark(s)

Your Answer:

$E c$ $E c$
$c / E$ $c / E$
$E / c$ $E / c$
$h v$ $h v$

General solution of $\cos x = 0$ is:

1 Mark(s)

Your Answer:

$n\pi$ $n\pi$
$2n\pi$ $2n\pi$
$n\pi/2$ $n\pi/2$
$(2n+1)\pi/2$ $(2n+1)\pi/2$

An electron microscope has higher resolution than an optical microscope because:

1 Mark(s)

Your Answer:

Electrons are faster Electrons are faster
Electron wavelength is short Electron wavelength is short
Lenses are stronger Lenses are stronger
It uses magnets It uses magnets

Artificial gravity can be created in a spaceship by:

1 Mark(s)

Your Answer:

Spinning it Spinning it
Accelerating linearly Accelerating linearly
Stopping it Stopping it
Heating it Heating it

The scalar product of two vectors $\vec{A} = 2\hat{i} + \hat{j}$ and $\vec{B} = 4\hat{i} - \hat{j}$ is:

1 Mark(s)

Your Answer:

9 9
7 7
6 6
8 8

The perpendicular distance from the axis of rotation to the line of action of force is called:

1 Mark(s)

Your Answer:

Moment Arm Moment Arm
Position Vector Position Vector
Displacement Displacement
Radius Radius

In an Arithmetic Progression (AP), the nth term $a_n$ is:

1 Mark(s)

Your Answer:

$a_1 r^{n-1}$ $a_1 r^{n-1}$
$a_1 + nd$ $a_1 + nd$
$a_1 + (n-1)d$ $a_1 + (n-1)d$
$a_1 + (n+1)d$ $a_1 + (n+1)d$

Self-inductance of a coil depends on:

1 Mark(s)

Your Answer:

Current Current
Voltage Voltage
Time Time
Number of turns Number of turns

The angle between rectangular components of a vector is always:

1 Mark(s)

Your Answer:

$45^\circ$ $45^\circ$
$60^\circ$ $60^\circ$
$180^\circ$ $180^\circ$
$90^\circ$ $90^\circ$

The half-life of a radioactive element depends on:

1 Mark(s)

Your Answer:

Temperature Temperature
Pressure Pressure
Nature of element Nature of element
Amount of sample Amount of sample

The $n^{th}$ term of Geometric Progression is:

1 Mark(s)

Your Answer:

$ar^n$ $ar^n$
$a + (n-1)d$ $a + (n-1)d$
$a/r^n$ $a/r^n$
$a r^{n-1}$ $a r^{n-1}$

The sum of coefficients in the expansion of $(x+y)^n$ is found by putting $x=1, y=1$:

1 Mark(s)

Your Answer:

$n$ $n$
1 1
0 0
$2^n$ $2^n$

Magnetic effect of current was discovered by:

1 Mark(s)

Your Answer:

Faraday Faraday
Ampere Ampere
Oersted Oersted
Tesla Tesla

Odd one out: Cricket, Football, Chess, Hockey.

1 Mark(s)

Your Answer:

Cricket Cricket
Football Football
Chess Chess
Hockey Hockey

This is the ______ edition of the book.

1 Mark(s)

Your Answer:

Last Last
Latest Latest
Later Later
Latter Latter

Scenario: Six books (A, B, C, D, E, F) are placed on a shelf. A is to the immediate left of B. C is to the immediate right of F. D is between B and F. E is at one of the ends. Question: Which of the following pairs are adjacent?

1 Mark(s)

Your Answer:

B and D B and D
A and F A and F
E and B E and B
D and C D and C

Statement: If X, then Y. Not Y. Conclusion: Not X.

1 Mark(s)

Your Answer:

Valid Valid
Invalid Invalid
Uncertain Uncertain
Option 4 Option 4

Which escape sequence produces a beep sound?

1 Mark(s)

Your Answer:

\a \a
\b \b
\n \n
\t \t

A number divisible by 2 and 3 is divisible by:

1 Mark(s)

Your Answer:

5 5
4 4
6 6
8 8

Comprehension: "Hit the nail on the head." Meaning:

1 Mark(s)

Your Answer:

Describe exactly Describe exactly
Hammering Hammering
Hurt someone Hurt someone
Miss the point Miss the point

Series: 3, 7, 15, 31, 63, ?

1 Mark(s)

Your Answer:

127 127
120 120
96 96
100 100

Odd pair: (Pen, Ink), (Car, Petrol), (Fan, Electricity), (Table, Chair).

1 Mark(s)

Your Answer:

Pen/Ink Pen/Ink
Car/Petrol Car/Petrol
Fan/Elec Fan/Elec
Table/Chair Table/Chair

I am looking forward to ______ you.

1 Mark(s)

Your Answer:

meet meet
met met
meeting meeting
have met have met

Area of parallelogram:

1 Mark(s)

Your Answer:

Base $\times$ Height Base $\times$ Height
0.5 Base $\times$ Height 0.5 Base $\times$ Height
L $\times$ W L $\times$ W
Side squared Side squared

I cannot ______ this insult.

1 Mark(s)

Your Answer:

Bare Bare
Bear Bear
Beer Beer
Bar Bar

Code: If WATER = YCVGT (+2). H2O = ?

1 Mark(s)

Your Answer:

I3P I3P
J4Q J4Q
K5R K5R
J2Q J2Q

The bar code reader is an example of:

1 Mark(s)

Your Answer:

Input Device Input Device
Output Device Output Device
Storage Device Storage Device
Processing Device Processing Device

A microprocessor is a chip that integrates the:

1 Mark(s)

Your Answer:

CPU CPU
RAM RAM
ROM ROM
GPU GPU

Deduction: All birds lay eggs. Penguin is a bird.

1 Mark(s)

Your Answer:

Penguin lays eggs Penguin lays eggs
Penguin flies Penguin flies
Penguin swims Penguin swims
Penguin is mammal Penguin is mammal

The ratio of boys to girls is 3:2. If there are 30 boys, how many girls?

1 Mark(s)

Your Answer:

15 15
20 20
25 25
10 10

The stationary ______ is parked there.

1 Mark(s)

Your Answer:

Stationary Stationary
Stationery Stationery
Truck Truck
Train Train

Odd number + Odd number = ?

1 Mark(s)

Your Answer:

Even Even
Odd Odd
Prime Prime
Zero Zero

FIRE : ASHES ::

1 Mark(s)

Your Answer:

Water : Waves Water : Waves
Explosion : Debris Explosion : Debris
Event : Memory Event : Memory
Wood : Coal Wood : Coal

Comprehension: "Don't count your chickens before they hatch." Meaning:

1 Mark(s)

Your Answer:

Farming advice Farming advice
Count eggs Count eggs
Save money Save money
Don't assume success Don't assume success

Which keyword is used for decision making?

1 Mark(s)

Your Answer:

if if
loop loop
for for
do do

Scenario: A chef must schedule 5 dishes (P, B, Pa, S, T) Mon-Fri. (Same conditions). Question: Which dish is on Wednesday?

1 Mark(s)

Your Answer:

Pizza Pizza
Steak Steak
Taco Taco
Pasta Pasta

If 12 men can do a work in 20 days, how many men can do it in 10 days?

1 Mark(s)

Your Answer:

12 12
6 6
24 24
48 48

The average of 5 numbers is 20. If one number is removed, the average becomes 15. What is the removed number?

1 Mark(s)

Your Answer:

20 20
25 25
30 30
40 40

Antonym of LIBERTY:

1 Mark(s)

Your Answer:

Freedom Freedom
Independence Independence
Rights Rights
Slavery Slavery

Which is a linear equation?

1 Mark(s)

Your Answer:

$x+2=0$ $x+2=0$
$x^2=4$ $x^2=4$
$1/x=2$ $1/x=2$
$xy=1$ $xy=1$

She prevented him ______ going there.

1 Mark(s)

Your Answer:

to to
from from
of of
against against

Shape of a cricket ground boundary:

1 Mark(s)

Your Answer:

Square Square
Oval/Circle Oval/Circle
Triangle Triangle
Rectangle Rectangle

$(-5) \times (-4) = ?$

1 Mark(s)

Your Answer:

-20 -20
-9 -9
20 20
9 9

Course of Action: There is a severe drought. Action 1: Government should provide water aid. Action 2: People should stop drinking water.

1 Mark(s)

Your Answer:

Only 1 follows Only 1 follows
Only 2 follows Only 2 follows
Both follow Both follow
Neither follows Neither follows

Antonym of EXPAND:

1 Mark(s)

Your Answer:

Congest Congest
Contract Contract
Conclude Conclude
Convert Convert

FILTER : WATER ::

1 Mark(s)

Your Answer:

Edit : Text Edit : Text
Censor : Play Censor : Play
Expurgate : Book Expurgate : Book
Bridge : River Bridge : River

Total surface area of sphere:

1 Mark(s)

Your Answer:

$\pi r^2$ $\pi r^2$
$4\pi r^2$ $4\pi r^2$
$3\pi r^2$ $3\pi r^2$
$2\pi r^2$ $2\pi r^2$

In a mixture of 60 liters, Milk:Water is 2:1. How much water to add to make it 1:2?

1 Mark(s)

Your Answer:

40 40
50 50
60 60
20 20

Antonym of STATIONARY:

1 Mark(s)

Your Answer:

Still Still
Fixed Fixed
Moving Moving
Stable Stable

Scenario: A network consists of 6 nodes: 1, 2, 3, 4, 5, 6. 1 connects to 2 and 3. 2 connects to 4. 3 connects to 5. 4 connects to 6. 5 connects to 6. Question: What is the shortest path from 1 to 6?

1 Mark(s)

Your Answer:

38749 38749
38777 38777
1-2-4-6 1-2-4-6
38808 38808

Scenario: Six lectures (Same conditions). Question: Which lecture is on Monday?

1 Mark(s)

Your Answer:

Math Math
Phy Phy
Eng Eng
Chem Chem

The loss of signal strength over distance is called:

1 Mark(s)

Your Answer:

Attenuation Attenuation
Distortion Distortion
Noise Noise
Interference Interference

HORSE : STABLE ::

1 Mark(s)

Your Answer:

Dog : Kennel Dog : Kennel
Lion : Den Lion : Den
Pig : Sty Pig : Sty
Bird : Nest Bird : Nest

The preprocessor directive starts with:

1 Mark(s)

Your Answer:

% %
& &
# #
* *

The climate of this city does not ______ with me.

1 Mark(s)

Your Answer:

agree agree
suit suit
fit fit
match match

A shopkeeper sells an item for 120 with 20 profit. Cost price?

1 Mark(s)

Your Answer:

140 140
100 100
110 110
80 80

Synonym of FABRICATE:

1 Mark(s)

Your Answer:

Demolish Demolish
Construct Construct
Wear Wear
Wash Wash

His speech was ______; everyone was listening intently.

1 Mark(s)

Your Answer:

Boring Boring
Captivating Captivating
Repulsive Repulsive
Monotonous Monotonous

KANGAROO : JOEY ::

1 Mark(s)

Your Answer:

Lion : Cub Lion : Cub
Dog : Puppy Dog : Puppy
Cat : Kitten Cat : Kitten
Sheep : Lamb Sheep : Lamb

Comprehension: "He burned the candle at both ends." Meaning:

1 Mark(s)

Your Answer:

Wasted wax Wasted wax
Worked too hard Worked too hard
Saved money Saved money
Lit a fire Lit a fire

What is the HCF of 12, 15, and 18?

1 Mark(s)

Your Answer:

6 6
3 3
1 1
12 12

Scenario: Seven friends A, B, C, D, E, F, G are sitting in a circle facing the center. (Same conditions). Question: Who is third to the left of F?

1 Mark(s)

Your Answer:

A A
B B
G G
C C

Antonym of MITIGATE:

1 Mark(s)

Your Answer:

Alleviate Alleviate
Aggravate Aggravate
Abate Abate
Allay Allay

Antonym of FRUGAL:

1 Mark(s)

Your Answer:

Miserly Miserly
Extravagant Extravagant
Saving Saving
Economic Economic

For loop syntax: `for(init; condition; ?)`:

1 Mark(s)

Your Answer:

Statement Statement
Break Break
Increment/Decrement Increment/Decrement
Declaration Declaration

$10^3 \times 10^2 = ?$

1 Mark(s)

Your Answer:

$10^6$ $10^6$
$10^1$ $10^1$
$10^5$ $10^5$
$100^5$ $100^5$

Logic: "If X is brother of Y, and Y is sister of Z, then Z is..."

1 Mark(s)

Your Answer:

Brother Brother
Sister Sister
Sibling Sibling
Cousin Cousin

Series: Z, X, V, T, ?

1 Mark(s)

Your Answer:

S S
R R
Q Q
P P

Find the Compound Interest on 1000 at 10% for 2 years.

1 Mark(s)

Your Answer:

210 210
200 200
1210 1210
220 220

Midpoint of $(2,4)$ and $(4,8)$:

1 Mark(s)

Your Answer:

(2,6) (2,6)
(3,4) (3,4)
(3,6) (3,6)
(6,12) (6,12)

Series: 3, 3, 6, 18, 72, ?

1 Mark(s)

Your Answer:

144 144
216 216
360 360
288 288

In Excel, intersection of a row and column is:

1 Mark(s)

Your Answer:

Block Block
Cell Cell
Box Box
Range Range

Code: If SKY is BLUE, BLUE is WATER, WATER is WHITE. What is color of sky?

1 Mark(s)

Your Answer:

Blue Blue
White White
Water Water
Sky Sky

Solve for $x$: $2x - 5 = 7$.

1 Mark(s)

Your Answer:

5 5
6 6
7 7
12 12

Analogy: HEAT : CONVECTION ::

1 Mark(s)

Your Answer:

Sound : Wave Sound : Wave
Space : Radiation Space : Radiation
Light : Ray Light : Ray
Cold : Ice Cold : Ice

Equation of x-axis is:

1 Mark(s)

Your Answer:

$x = 0$ $x = 0$
$y = 0$ $y = 0$
$x = 1$ $x = 1$
$y = x$ $y = x$

Line touching circle at one point:

1 Mark(s)

Your Answer:

Tangent Tangent
Secant Secant
Chord Chord
Diameter Diameter

`!(A && B)` is equivalent to:

1 Mark(s)

Your Answer:

!A || !B !A || !B
!A && !B !A && !B
A || B A || B
A && B A && B

Which coding scheme uses 16 bits?

1 Mark(s)

Your Answer:

ASCII ASCII
EBCDIC EBCDIC
Unicode Unicode
BCD BCD

Scenario: Man walks 5km North, 3km East, 5km South. Question: In which direction is he from start?

1 Mark(s)

Your Answer:

East East
West West
North North
South South

Odd one out: Ear, Eye, Nose, Liver.

1 Mark(s)

Your Answer:

Ear Ear
Eye Eye
Nose Nose
Liver Liver

Series: 2, 6, 12, 20, 30, ?

1 Mark(s)

Your Answer:

40 40
36 36
42 42
48 48

Points on the same line are:

1 Mark(s)

Your Answer:

Collinear Collinear
Concurrent Concurrent
Coplanar Coplanar
Parallel Parallel

Evaluating Your Answers

NAT-ICS Computer Science Test : Question 1 of 90