Explanation

In Excel, to calculate the product of numbers, the function used is =PRODUCT().

This function multiplies all the numbers provided as arguments and returns the result.

Explanation

Hub and switch are used in network topology.

They are devices that connect multiple network devices.

They facilitate communication within a network.

Explanation

Sir Ashutosh Mukherjee is known as the "Tiger of Bengal" for his significant contributions to education and law in Bengal.

He was a prominent educator and the Vice-Chancellor of the University of Calcutta.

Explanation

CRT (Cathode Ray Tube) is a type of output device.

It displays visual information on a screen.

Such as in old computer monitors and televisions.

Explanation

If a = 0, then the quadratic term ax^2 disappears, leaving:

bx + c = 0

Which is a linear equation in the form of y = mx + c, where m = b and c is a constant.

Explanation

The Mark-1 belongs to the First Generation of computers.

It used vacuum tubes for circuitry.

It was one of the earliest electronic computers.

It was developed in the 1940s.

Explanation

"The wheel came off".

This means the wheel detached or fell from its usual position.

Explanation

If log3x = 4, then:

3^4 = x

81 = x

So, the value of x is 81.

Explanation

The topic of a sentence lies in a paragraph.

The paragraph provides the context and development for the main idea or topic expressed in the sentence.

Explanation

"She is known by me".

It indicates that she is recognized or identified by the speaker.