Q:

A UPS connects your computer and a power source.

A) TRUE

B) FALSE

Answer & Explanation Answer: A) TRUE

Explanation:

A UPS (Uninterruptible Power Supply) is a device that provides battery backup when the electrical power fails or drops to an unacceptable voltage level.

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Small UPS systems provide power for a few minutes; enough to power down the computer in an orderly manner, while larger systems have enough battery for several hours.

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Subject: Computer
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Q:

The book ' Higher Than Hope ' is a book on

A) Sam Nujoma	B) Robert Mugabe
C) Nelson Mandela	D) VP Singh

Answer & Explanation Answer: C) Nelson Mandela

Explanation:

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Filed Under: General Awareness

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Q:

What is the freezing point of water in Celsius?

A) 0 deg C	B) 32 deg C
C) -42 deg C	D) -32 deg C

Answer & Explanation Answer: A) 0 deg C

Explanation:

The freezing point of water and melting point is 0 °C or 32 °F. The temperature may be lower if supercooling occurs.

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Filed Under: Chemistry
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Q:

Conductivity in a metal results from the metal atoms having

A) highly mobile electrons in the valence shell	B) high electronegativity
C) high ionization energy	D) highly mobile protons in the nucleus

Answer & Explanation Answer: A) highly mobile electrons in the valence shell

Explanation:

The outer most electrons that are free to move are called valency electrons that are responsible for the conductivity in the metal atoms.

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Filed Under: Chemistry
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Q:

What words are similar in meaning to Run?

A) Race	B) Amble
C) Lope	D) All of the above

Answer & Explanation Answer: D) All of the above

Explanation:

All of the options given are synonyms of RUN.

Hence, Race, Amble, Lope are similar in meaning to the word Run.

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Filed Under: English
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Q:

What place is designated as 0 degrees longitude?

A) Greenwich	B) Prime meridian
C) Tibet	D) Norway

Answer & Explanation Answer: A) Greenwich

Explanation:

The place which is designated as 0 degrees longitude is Greenwich, England.

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Filed Under: World Geography
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Q:

A boy multiplied 987 by a certain number and obtained 559981 as his answer. If in the answer both 98 are wrong and the other digits are correct, then the correct answer would be ?? please explain in detail

A) 553681	B) 555181
C) 555681	D) 556581

Answer & Explanation Answer: C) 555681

Explanation:

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Filed Under: Quantitative Aptitude - Arithmetic Ability
Exam Prep: Bank Exams

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Q:

What is thrashing?

Answer

It is a phenomenon in virtual memory schemes when the processor spends most of its time swapping pages, rather than executing instructions. This is due to an inordinate number of page faults.

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