Questions

Q:

Digitized information can be used by computers.

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

Explanation:

TRUE. The computers and electronic devices use digitized information which is easily understood by them.


 


Digitization is the process of converting analog signals or information of any form into a digital format that can be understood by computer systems or electronic devices. The term is used when converting information, like text, images or voices, and sounds, into binary code.

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Q:

Electrical Pressure is also called

A) Current B) Voltage
C) Resistance D) Power
 
Answer & Explanation Answer: B) Voltage

Explanation:

Electrical Pressure is also called as Voltage. Voltage is measured in Volts.

 

Volt : A unit of electrical pressure or Voltage is called Volt.

 

One volt is the amount of pressure required to cause one ampere of current to flow against one ohm of resistance.

 

Voltage is also referred to as Electromotive Force or Electrical Potential or Electrical Pressure.

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Filed Under: Physics
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Q:

The pair of spinal nerves in main are

A) 30 B) 31
C) 32 D) 33
 
Answer & Explanation Answer: B) 31

Explanation:
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Filed Under: Biology

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Q:

A boy sitting in a train moving with a uniform velocity drops a coin outside. A man standing outside the train will find the trajectory of the coin to be

A) a parabola B) a circle
C) a horizontal straight line D) a vertical straight line
 
Answer & Explanation Answer: A) a parabola

Explanation:

Parabola, because when the coin is dropped at a particular point, it has the same velocity as the running train. So by Newton's first law, it continues its motion horizontally with that velocity. But then, it is also pulled down by earth's gravity continuously. In this situation its horizontal motion gives way to the parabolic motion until it reaches the ground.

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Filed Under: Physics

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Q:

'Roaring Forties' are 

A) waterfalls in canada B) cyclonic winds
C) the turbulent years in world History from 1940 to 1944 D) westerly winds blowing through out the year over the oceans of the Southern Hemisphere between 40 degrees and 60 degrees south
 
Answer & Explanation Answer: D) westerly winds blowing through out the year over the oceans of the Southern Hemisphere between 40 degrees and 60 degrees south

Explanation:

The absence of a landmass within these latitudes in the southern hemisphere eliminate friction and lends force to these winds and hence derives the name

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Filed Under: World Geography

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Q:

What is the name for the process that is used to convert a series of instructions or programs, written in a high-level language into instructions(or a program) that can be run on a computer? 

A) Assembling B) Compiling
C) Translating D) Uploading
 
Answer & Explanation Answer: B) Compiling

Explanation:
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Filed Under: Computer
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Q:

Name an animal that has eyes yet sightless?

Answer

Bats

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Q:

An Oracle System Change Number (SCN):

A) is a value that is incremented whenever a dirty read occurs. B) is incremented whenever a deadlock occurs.
C) is a value that keeps track of explicit locks. D) is a value that is incremented whenever database changes are made.
 
Answer & Explanation Answer: D) is a value that is incremented whenever database changes are made.

Explanation:
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Filed Under: Database

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