Explanation

vacuum Tubes were replaced by Transistors.

Second-generation computers emerged with the development of Transistors.

The transistor was invented in 1947 by three scientists J. Bardeen, W.H Brattain and W. Shockley.

Explanation

Excel allowed you to create a chart by selecting the data and pressing the F11 key. 

Explanation

Explanation

Solution

• 13 ÷ 2 = 6, remainder 1

• 6 ÷ 2 = 3, remainder 0

• 3 ÷ 2 = 1, remainder 1

• 1 ÷ 2 = 0, remainder 1

Reading the remainders from bottom to top: 1101

So, 13 in binary = 1101.

Explanation

A soft copy (sometimes spelled "softcopy") is an electronic copy of some type of data,

such as a file viewed on a computer's display or transmitted as an e-mail attachment.

Such material, when printed, is referred to as a hard copy .

Explanation

English mathematician and inventor Charles Babbage is often called the father of computers.

Because he introduced the basic ideas that nearly all modern computers rely on.

Babbage started designing an analytical engine in 1830, which could be programmed to perform calculations using punched cards. 

Explanation

Image file formats are standardized means of organizing and storing digital images.

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Explanation

As a default in Microsoft Excel, text typed into a cell is aligned to the left border of the cell while numbers are aligned to the right.

Explanation

POP (Post Office Protocol) is a protocol used to retrieve email from a mail server to a client's device.

It is a popular protocol for receiving email.

It is often used in conjunction with SMTP (Simple Mail Transfer Protocol) for sending email.

Explanation

 A computer system consists of a:

computer case,

a power supply unit,

a motherboard,

a central processing unit ,

main memory,

and a hard disk drive.

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while:

Input devices include :

a keyboard,

mouse,

microphone,

video camera,

and image scanner.

***

Output devices include:

a monitor,

speakers,

and a printer.

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RY 16-01-2023

ND11-4-2023