Q:

Group 8A of the periodic table contains the

A) least reactive metals	B) most reactive nonmetals
C) most reactive metals	D) least reactive nonmetals

Answer & Explanation Answer: D) least reactive nonmetals

Explanation:

Helium (He), Neon(Ne), Argon(Ar), Krypton (Kr), Xenon (Xe), Radon (Rn) and Ununoctium (Uuo) are present group 8A.

They have fully filled orbitals and hence are most stable amongst all the elements in the periodic table and are considered as least reactive least reactive non-metals.

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Filed Under: Chemistry
Exam Prep: Bank Exams

1 11121

Q:

Which part of the Indian Constitution deals with ' Fundamental Rights '

A) Part I	B) Part II
C) Part III	D) Part IV

Answer & Explanation Answer: C) Part III

Explanation:

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Filed Under: Indian Politics

22 11111

Q:

If a carrier wave of 1000 kHz is used to carry the signal, the length of transmitting antenna will be equal to _____ ?

A) 300 m	B) 30 m
C) 3 m	D) 0.3 m

Answer & Explanation Answer: A) 300 m

Explanation:

h = $straight c over straight v$ = 3 × 10⁸/10⁶ = 300 m

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Filed Under: Physics
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39 11106

Q:

What is the name of the virus that fool a user into downloading and executing them by pretending to be useful applications ?

A) Trojan horses	B) Keylogger
C) Worm	D) File virus

Answer & Explanation Answer: A) Trojan horses

Explanation:

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Filed Under: Computer
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32 11104

Q:

The metal which reacts most violently with with cold water is

A) calcium	B) sodium
C) magnesium	D) potassium

Answer & Explanation Answer: D) potassium

Explanation:

Potassium reacts violently with water liberating hydrogen. The reaction is so violent that the liberated hydrogen catches fire.

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Filed Under: Chemistry

47 11103

Q:

The common name for the crime of stealing passwords is

A) Spoofing	B) Surfing
C) Identity Theft	D) Speeling

Answer & Explanation Answer: A) Spoofing

Explanation:

A spoofing attack is a situation in which one individual or program effectively disguises or mask as another by falsifying information and thereby gaining up an ill-conceived advantage. It may use for stealing password or IP addresses.

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Filed Under: Computer
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18 11102

Q:

The Vikramshila Mahavihara, a great centre of education, was founded by

A) Baladitya	B) Harsha
C) Gopala	D) Dharmapala

Answer & Explanation Answer: D) Dharmapala

Explanation:

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Filed Under: Indian History

12 11099

Q:

The "Loktak" lake is located in which state of India?

A) Meghalaya	B) Manipur
C) Mizoram	D) Tripura

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