CAT Questions

Q:

Who Said 'Go Back To Nature'?

A) Rousseau B) Dayananda Saraswathi
C) Vivekanandan D) Martin Luther
 
Answer & Explanation Answer: A) Rousseau

Explanation:
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Q:

Which of the following is not a function of the Control Unit?

A) Interpret instructions B) Read instructions
C) Execute instructions D) Direct operations
 
Answer & Explanation Answer: B) Read instructions

Explanation:

Control Unit can perform the functions Interpret instructions, Execute instructions and Direct operations. But Reading instructions is not a function of the Control Unit.

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Q:

The element common to all acids is

A) Hydrogen B) Oxygen
C) carbon D) Sulphur
 
Answer & Explanation Answer: A) Hydrogen

Explanation:

Hydrogen is the common element in all acids.

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Q:

State in which the few govern the many?

A) Autocracy B) Monarchy
C) Plutocracy D) Oligarchy
 
Answer & Explanation Answer: D) Oligarchy

Explanation:

Oligarchy is a form of government in which the power rests with the small group of people.

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Filed Under: English
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9 6559
Q:

GDP can be calculated by summing

A) Consumption, investment, government purchases, and net exports B) Consumption, investment, government spending, and imports
C) Consumption, investment, government purchases, and imports D) Consumption, investment, wages, and rent
 
Answer & Explanation Answer: A) Consumption, investment, government purchases, and net exports

Explanation:

Gross domestic product (GDP) is the monetary value of all the finished goods and services produced within a country's borders in a specific time period.

Simply, GDP is a broad measurement of a nation’s overall economic activity. 

It is calculated by summation of Consumption, investment, government purchases, and net exports.

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Filed Under: Indian Economy
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5 6553
Q:

Calculate the number of bricks, each measuring 25 cm x 15 cm x 8 cm required to construct a wall of dimensions 10 m x 4 m x 5 m when 10% of its volume is occupied by concrete ?

A) 6000 B) 5400
C) 3800 D) 4700
 
Answer & Explanation Answer: A) 6000

Explanation:

Let 'B' be the nuber of bricks.

=> 10 x 4/100 x 5 x 90/100 = 25/100 x 15/100 x 8/100 x B

=> 10 x 20 x 90 = 15 x 2 x B

=> B = 6000

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Filed Under: Volume and Surface Area
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Q:

4 45 of 259.99 = ? % of 1247.9

A) 96 B) 100
C) 78 D) 88
 
Answer & Explanation Answer: B) 100

Explanation:

Given 

4 45 of 259.99 = ? % of 1247.9

24/5 x 260 = ? x 1248/100

? = 1248 x 100/1248

? = 100.

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Q:

A passenger train is moving at a speed of 120 km/hr. If the length of the train is 101 meters, how long will it take to cross a railway platform 154 meters long ?

A) 6.24 sec B) 6.58 sec
C) 7.325 sec D) 7.65 sec
 
Answer & Explanation Answer: D) 7.65 sec

Explanation:

Here total distance = 154 + 101 = 255 mts
Given speed = 120 kmph = 120x5/18 m/sec
Hence, Time = d/s = 255x18/120x5 = 7.65 sec

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Filed Under: Problems on Trains
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