Q:

The "curse of dimensionality" relates to which problem of using operational data for BI reporting?

A) Dirty data	B) Inconsistent data
C) Too much data	D) Non-integrated data

Answer & Explanation Answer: C) Too much data

Explanation:

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Filed Under: Database

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Q:

Electron, Proton, Neutron discovered by

A) J. J. Thomson, Ernest Rutherford & James Chadwick	B) John Dalton, J.J. Thomson & Neils Bohr
C) Neils Bohr, John Dalton & J.J. Thomson	D) None of the above

Answer & Explanation Answer: A) J. J. Thomson, Ernest Rutherford & James Chadwick

Explanation:

J. J. Thomson discovered electrons in the year 1897.

electron_discovered_by1560577555.jpg image

Ernest Rutherford discovered protons in 1911.

proton_discovered_by1560577702.jpg image

James Chadwick discovered neutrons.

neutron_discovered_by1560577801.jpg image

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Filed Under: General Science
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Q:

I always run but never walk, often murmur, never talk, have a bed but never sleep, have a mouth but never eat. Who am I?

I_always_run_but_never_walk,_often_murmur,_never_talk,_have_a_bed_but_never_sleep,_have_a_mouth_but_never_eat1551358331.jpg image

A) Forest	B) Fire
C) River	D) Mountain

Answer & Explanation Answer: C) River

Explanation:

River.

It always runs or flows but never walks.

It will sound like murmuring but never talks.

It has bed but never sleeps.

It has mouth but never eats.

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Filed Under: Word Puzzles
Exam Prep: AIEEE , Bank Exams , CAT , GATE , GRE
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6 3645

Q:

Who has written the book ' The Famished Road '

A) Zolla Emile	B) VS. Naipaul
C) Ben Okri	D) Din Mani

Answer & Explanation Answer: C) Ben Okri

Explanation:

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Filed Under: Books and Authors

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Q:

The luster of a metal is due to presence of free electrons.

A) TRUE

B) FALSE

Answer & Explanation Answer: A) TRUE

Explanation:

True, The luster of a metal is due to presence of free electrons. Luster means shine or soft glow. We know that metals have the quality of reflecting light from its surface.

Workspace

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Subject: Chemistry
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Q:

Iodex, a pain relief balm, has the smell of __________ .

A) Methyl salicylate	B) Ethyl salicylate
C) Propyl salicylate	D) Butyl salicylate

Answer & Explanation Answer: A) Methyl salicylate

Explanation:

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Filed Under: Chemistry

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Q:

The meristem which occurs between mature tissues is known as _________meristem.

A) Intercalary	B) Primary
C) Lateral	D) Apical

Answer & Explanation Answer: A) Intercalary

Explanation:

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Filed Under: Biology
Exam Prep: Bank Exams

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Q:

What is Beaconing?

Answer

The process that allows a network to self-repair networks problems. The stations on the network notify the other stations on the ring when they are not receiving the transmissions. Beaconing is used in Token ring and FDDI networks.

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