Questions

Q:

In beta decay what is emitted

A) electron B) proton
C) neutron D) All of the above
 
Answer & Explanation Answer: A) electron

Explanation:
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Q:

A basic concept in economics is that all resources are

A) Valuable B) Limited
C) Renewable D) Allocated
 
Answer & Explanation Answer: B) Limited

Explanation:

The basic concept in economics is that all resources are limited.

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Q:

When did B.R. Ambedkar was received Bharat Ratna?

A) 1890 B) 1980
C) 1990 D) 1989
 
Answer & Explanation Answer: C) 1990

Explanation:

Dr. B.R. Ambedkar received Bharat Ratna in the year 1990.

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Q:

Answer the following Program

#define CHARSIZE 8

#define MASK(y) (1 << y % CHARSIZE)

#define BITSLOT (y) (y / CHARSIZE)

#define SET(x,y) ( x[BITSLOT(y)] = MASK(y) )

#define TEST(x,y) ( x[BITSLOT(y)] & MASK(y) )

#define NUMSLOTS(n) ((n + CHARSIZE - 1) / CHARSIZE)

 

Give the above macros how would you

1. declare an array arr of 50 bits

2. put the 20th bit on

3. test whether the 40th bit is on or off

Answer

1. char arr[NUMSLOTS(50)];


2. SET (arr, 20);


3. if (TEST (arr, 40))

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Subject: Programming

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Q:

Which statement correctly describes the role of chance in evolution?

A) An allele that increases evolutionary fitness cannot be lost from a population by chance events. B) The ultimate source of new alleles is mutation, random changes in the nucleotide sequences of an organism's DNA
C) Evolutionary change proceeds by an accumulation of changes that occur by chance. D) None of the above
 
Answer & Explanation Answer: B) The ultimate source of new alleles is mutation, random changes in the nucleotide sequences of an organism's DNA

Explanation:
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Q:

Which statement about subatomic particles is not true?

A) Protons and neutrons have the same charge B) Protons and electrons have the opposite charhes
C) Protons and neutrons have almost the same mass D) All of the above
 
Answer & Explanation Answer: A) Protons and neutrons have the same charge

Explanation:
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Q:

Receptors for hearing are located in the

A) Vestibule B) Tympanic membrane
C) Semicircular canals D) Cochlea
 
Answer & Explanation Answer: D) Cochlea

Explanation:

Receptors_for_hearing_are_located_in_the1537768165.jpg image

Receptors for hearing the organ of corti or the spiral organ is located in the the mammalian cochlea.

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Q:

A sentence has been given in Direct/Indirect Speech. Out of the four given alternatives, select the one which best expresses the same sentencein Indirect/Direct Speech

She says, “I am playing tennis.

A) She says that she was playing tennis B) She was playing tennis.
C) She said she was playing tennis D) She says that she is playing tennis.
 
Answer & Explanation Answer: D) She says that she is playing tennis.

Explanation:
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