GATE Questions

Q:

1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 x 0 + 1 + 1 = ?

A) 0 B) 2
C) 12 D) 10
 
Answer & Explanation Answer: C) 12

Explanation:

Given 

1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 x 0 + 1 + 1

Using BODMAS Rule,

As multiplication precedes addition, 1 x 0 = 0, 

Now, 10 + 0 + 1 + 1 = 10 + 2 = 12.

 

Hence, 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 x 0 + 1 + 1 = 12.

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Filed Under: Problems on Numbers
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Q:

What is the opposite of opposite?

A) Identical B) Not alike
C) Not same D) Contrast
 
Answer & Explanation Answer: A) Identical

Explanation:

Opposite means not identical, not same, not alike, contrast...

 

Here in the question, the opposite of the word opposite is asked and is opposite of not same , not identical or not alike is same, like, identical,...

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Filed Under: English
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Q:

Processing speed of computer is measured in MIPS.

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

Explanation:

Million Instructions Per Second is a method of measuring the raw speed of a computer's processor. MIPS measures roughly the number of machine instructions that a computer can execute in one second.

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Q:

Which memory is nonvolatile?

A) Floppy discs B) Magnetic tape
C) ROM D) All of the above
 
Answer & Explanation Answer: D) All of the above

Explanation:

A computer has two types of memory.

1. Non-volatile and

2. Volatile.

 

Volatile memory is computer memory that requires power to maintain the stored information.

* It is a temporary memeory which cannot contain information permanently.

Example :: RAM or Random Access Memory

 

Non-volatile memory is computer memory that can retain the stored information even when not powered.

* It is a permanent memory in which data is stored in permanently.

Examples :: Hard disc, ROM, Floppy discs, Magnetic tape,...

 

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Filed Under: Computer
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Q:

Granite is an example of which type of rock?

A) Sedimentary B) Igneous
C) Metamorphic D) None of the above
 
Answer & Explanation Answer: B) Igneous

Explanation:

We know that, there are three main types of rocks. They are

1. Metamorphic

2. Sedimentary (and)

3. Igneous

 

Granite_is_an_example_of1561703734.jpg image

 

Granite is an example of igneous type of rock. These type of rocks are formed through the cooling and solidification of magma and lava.

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Filed Under: General Science
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Q:

Where do the greenhouse gases come from?

A) Agriculture B) Land-use change
C) Fosssil fuels D) All the above
 
Answer & Explanation Answer: D) All the above

Explanation:

Most of the emissions of greenhouse gases (GHG) come primarily from burning fossil fuels (coal, hydrocarbon gas liquids, natural gas, and petroleum) for energy use and the major greenhouse gas is of course carbon dioxide (CO2) which comes from burning fossil fuels and land-use change.

But methane (CH4) and nitrous oxide (N2O), which mostly come from agriculture and waste, are also significant GHGs and shouldn't be discounted.

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Q:

What looks back but cannot see?

Answer

Reflection is what which looks back but can't see.

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Q:

Which of the following is a hydrocarbon?

A) C2H6 B) C3H8
C) CH4 D) All of the above
 
Answer & Explanation Answer: D) All of the above

Explanation:

The simplest organic compounds contain only the elements carbon and hydrogen, and are called hydrocarbons.

Here all the given options are hydrocarbons.

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Filed Under: Chemistry
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