IT Trainer Questions


Q:

Lux is the SI unit of

A) luminous flux B) luminous efficiency
C) intensity of illumination D) luminous intensity
 
Answer & Explanation Answer: C) intensity of illumination

Explanation:

The lux (lx) is the SI derived unit of illuminance and luminous emittance, measuring luminous flux per unit area. It is equal to one lumen per square meter.

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Filed Under: Physics
Exam Prep: AIEEE , Bank Exams , CAT , GATE
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6 3736
Q:

What is the interest rate per annum, if a sum of money invested at compound interest amount to Rs. 2400 in 3 years and in 4 years to Rs. 2,520?

A) 3.5% B) 4%
C) 5% D) 6.5%
 
Answer & Explanation Answer: C) 5%

Explanation:

Let 'R%' be the rate of interest

From the given data,

25202400 = 1 + R10041 + R10031 + R100 = 6360R = 5

 

Hence, the rate of interest R = 5% per annum.

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19 3730
Q:

Which of the following is not a fossil fuel?

A) Natural Gas B) Uranium
C) Coal D) Petroleum
 
Answer & Explanation Answer: B) Uranium

Explanation:

Uranium is not a fossil fuel whereas coal, petroleum and natural gas are all natural resources.

Fossil fuels are hydrocarbons, primarily coal, fuel oil or natural gas, formed from the remains of dead plants and animals. In common dialogue, the term fossil fuel also includes hydrocarbon-containing natural resources that are not derived from animal or plant sources

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Filed Under: General Science
Exam Prep: AIEEE , Bank Exams , CAT , GATE , GRE
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6 3730
Q:

Cloud computing uses Server virtualization.

A) TRUE B) FALSE
Answer & Explanation Answer: A) TRUE

Explanation:

Cloud computing :: 


Cloud computing is an information technology (IT) paradigm that enables ubiquitous access to shared pools of configurable system resources and higher-level services that can be rapidly provisioned with minimal management effort, often over the Internet.


 


Server virtualization :


Server virtualization is a virtualization technique that involves partitioning a physical server into a number of small, virtual servers with the help of virtualization software. In server virtualization, each virtual server runs multiple operating system instances at the same time.


cloud-computing_server_virtuaization1532503685.jpg image


 


Server virtualization is more for a good reason. It offers the potential to dramatically save space and improve server efficiency. Vendors are in fierce competition to offer the most advanced tools that they hope will earn them the virtualization crown.


 


Hence, the given statement that 'Cloud computing uses Server virtualization.' is TRUE.


 


 

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5 3728
Q:

I have three eyes but only one leg.

I still close one even if you beg. 

What am I?

Answer

A traffic light.


It has three 'eyes' (the red, orange and green lights) and the leg is the pole holding it up. Many people beg the light to stay green as they’re approaching.

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2 3728
Q:

In programming, repeating some statements is usually called  ?

A) Running B) Structure
C) Looping D) Control structure
 
Answer & Explanation Answer: C) Looping

Explanation:
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Filed Under: Programming
Job Role: Analyst , IT Trainer

6 3726
Q:

Which sentence contains an interjection?

A) Hey, where did I park my car! B) Well, that’s a relief.
C) Oh, now I remember where i put my wallet. D) All of the above
 
Answer & Explanation Answer: D) All of the above

Explanation:

Yes, all the above given sentences have an interjection.

 

1. Hey ! is an interjection in the sentence , Hey!, where did I park my car? 

 

2. Well is an interjection in the sentence, Well!, that's a relief.

 

3. Oh! is an interjection in the sentence , Oh!, now I remember where i put my wallet.

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Filed Under: English
Exam Prep: AIEEE , Bank Exams , CAT , GATE , GRE , TOEFL
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1 3707
Q:

If        9 = 63              8 = 48             7 = 35 

Then   4 = ?

A) 4 B) 8
C) 12 D) 16
 
Answer & Explanation Answer: B) 8

Explanation:

Here given that 9 = 63, 8 = 48, 7=35, ... 

 

The given question follows a pattern that

9 x (9 - 2) = 9 x 7 = 63

8 x (8 - 2) = 8 x 6 = 48

7 x (7 - 2) = 7 x 5 = 35

 

Similarly, 4 x (4 - 2) = 4 x 2 = 8.

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8 3704