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Q:

Which among the following is a Vitamin?

A) Citric acid	B) Follic acid
C) Glutonic acid	D) none

Answer & Explanation Answer: B) Follic acid

Explanation:

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Filed Under: Biology

Q:

The average of 20 numbers is zero. Of them, at the most, how many may be greater than zero ?

A) 0	B) -1
C) 1	D) none of these

Answer & Explanation Answer: A) 0

Explanation:

Average of 20 numbers = 0.

Sum of 20 numbers = (0 * 20) = 0.

It is quite possible that 19 of these numbers may be positive and if their sum is a, then 20th number is (- a).

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Filed Under: Average

Q:

What are the Various Register in 8085?

Answer

Accumulator register, Temporary register, Instruction register, Stack Pointer, Program Counter are the various registers in 8085

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Subject: Hardware

Q:

Food wrapped in news paper is likely to get contaminated by

A) Magnesium	B) Alluminium
C) Lead	D) Copper

Answer & Explanation Answer: C) Lead

Explanation:

It gets contaminated by lead

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Filed Under: Biology

Q:

What is Program counter?

Answer

Program counter holds the address of either the first byte of the next instruction to be fetched for execution of the address of the next byte of a multi byte instruction, which has not been completely fetched. In both the cases it gets incremented automatically one by one as the instruction bytes get fetched. Also Program register keeps the address of the next instruction.

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Subject: Hardware

Q:

The average age of 36 students in a group is 14 years. When teacher's age is included to it, the average increases by one. What is the teacher's age in years ?

A) 35 years	B) 45 years
C) 51 years	D) 54 years

Answer & Explanation Answer: C) 51 years

Explanation:

Age of the teacher = (37 * 15 - 36 * 14) years = 51 years.

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Filed Under: Average

Q:

Explain the function of Transmission Control Block

Answer

A TCB is a complex data structure that contains a considerable amount of information about each connection

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Subject: Network Administration

Q:

The average weight of 8 persons increases by 2.5 kg when a new person comes in place of one of them weighing 65 kg. What might be the weight of the new person ?

A) 70 kg	B) 75 kg
C) 80 kg	D) 85 kg

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