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Q:

Which of the following is true of VoIP?

A) It uses the public switched telephone network.	B) Skype is an example of VoIP software.
C) It uses a slow speed dial-up connection.	D) All of the above

Answer & Explanation Answer: B) Skype is an example of VoIP software.

Explanation:

VOIP is an acronym for Voice Over Internet Protocol, or in more common terms phone service over the Internet.

Voice over Internet Protocol is a category of hardware and software that enables people to use the Internet as the transmission medium for telephone calls by sending voice data in packets using IP rather than by traditional circuit transmissions of the PSTN.

Here in the given options, Skype is the only voice service that enables us to talk over internet.

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Q:

What is the primary form of fat in the diet?

A) Lipids	B) Fattyacids
C) Triglycerides	D) All of the above

Answer & Explanation Answer: C) Triglycerides

Explanation:

Triglycerides are the primary form of dietary fat found in the body, and may contain a combination of three fatty acids:

saturated fatty acids (SFAs),

polyunsaturated fatty acids (PUFAs), or

monounsaturated fatty acids (MUFAs).

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Filed Under: General Science
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Q:

Which statement regarding the mammalian heart is correct?

A) Blood is pumped from the heart via the atria.	B) Oxygen-loaded blood moves only through the right side of the heart.
C) When the right atrium contracts, it forces blood into the left atrium.	D) In the adult heart, blood in the right chambers of the heart cannot enter the left chambers without passing through the lungs.

Answer & Explanation Answer: D) In the adult heart, blood in the right chambers of the heart cannot enter the left chambers without passing through the lungs.

Explanation:

In the adult heart, blood in the right chambers of the heart cannot enter the left chambers without passing through the lungs is correct regarding mammalian heart.

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Filed Under: Biology
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Q:

Can you spot the missing number?

number_puzzle11531377158.jpg image

A) 3	B) 6
C) Both A & B	D) None of the above

Answer & Explanation Answer: C) Both A & B

Explanation:

The given number puzzle can be soved in two ways.

Logic 1 ::

Row 1 - 2 x 3 = 6 , 6 x 3 = 18

Row 2 - 4 x 5 = 20 , 20 x 5 = 100

Row 3 - 3 x 7 = 21 , 21 x 7 = 147

Hence, the missing number could be 3.

Logic 2 ::

Row 1 - 6 x (2+1) = 18

Row 2 - 20 x (4+1) = 100

Row 3 - 21 x (6+1) = 147

Hence, the missing number could be 6.

Therefore, 3 or 6 is the right answer.

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Q:

Ian has 14 boxes of paper and divides them evenly between 4 coworkers. How many whole boxes did each coworker get?

A) 2	B) 2.5
C) 3	D) 3.5

Answer & Explanation Answer: C) 3

Explanation:

Given number of boxes = 14

Number of workers = 4

Now, number of whole boxes per worker = 14/4 = 3.5

Hence, number of whole boxes per each coworker = 3

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Q:

A number when subtracted by 1/7 th of itself gives the same value as the sum of all the angles of a triangle. What is the number?

A) 420	B) 210
C) 70	D) 35

Answer & Explanation Answer: B) 210

Explanation:

Let the required number be 'p'

We know, sum of angles in a triangle are 180 deg

According to given data,

p - p/7 = 180

7p - p = 180 x 7

=> 6p = 1260

=> p = 1260/6 = 210

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Q:

In how many ways the word 'SCOOTY' can be arranged such that 'S' and 'Y' are always at two ends?

A) 720	B) 360
C) 120	D) 24

Answer & Explanation Answer: D) 24

Explanation:

Given word is SCOOTY

ATQ,

Except S & Y number of letters are 4(C 2O's T)

Hence, required number of arrangements = 4!/2! x 2! = 4!

= 4 x 3 x 2

= 24 ways.

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Filed Under: Permutations and Combinations
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Q:

Find the odd man out of the following number series?

22, 26, 42, 78, 142, 244

A) 244	B) 142
C) 78	D) 42

Answer & Explanation Answer: A) 244

Explanation:

The given number series 22, 26, 42, 78, 142, 244 follows a pattern that,

$22 22 + 2^{2} = 22 + 4 = 26 26 + 4^{2} = 26 + 16 = 42 42 + 6^{2} = 42 + 36 = 78 78 + 8^{2} = 78 + 64 = 142 142 + 10^{2} = 142 + 100 = 242$

Hence, the odd one in the given number series is 244.

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Filed Under: Odd Man Out
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