1 What are the modes of information transmission in modern society and what are the differences between them?

First, the way of modern information dissemination.

1. Wired communication transmission, such as telephone, fax, telegram, television, etc.

1. Wireless communication transmission, such as walkie-talkie, BP machine (obsolete), mobile phone, radio, etc.

3. Digital communication transmission, the most familiar, networked computers, digital TV.

4. Paper communication transmission, such as letters and newspapers.

Second, it is different from ancient information transmission.

Includes the following three items:

1, different transfer types:

In ancient times, information transmission was mainly based on animals, such as flying pigeons and fast horses, while in modern times, information transmission was based on science and technology, such as computers or information systems, including wired or wireless communication transmission.

2. Different transmission speeds:

The speed of ancient information transmission is slower than that of modern information transmission, and the speed of ancient information transmission is too slow, sometimes even by people walking, and many of them take months to succeed; Modern information transmission is faster, and a large amount of data can be transmitted in a data system in one second.

3. The characteristics of transmission are different:

In ancient times, the amount of data involved in information transmission was very small, almost zero, and the information transmitted was mostly on stationery and the like, which was easy to leak; However, modern information transmission involves a large amount of data, which is generally stored in auxiliary memory, and most of the data is persistent, that is, it does not disappear with the end of program operation.

Extended data

More special information transmission methods are:

1. Migratory birds, especially pigeons and geese, are used as communication tools.

2, the way to make stuffing, such as hiding in fish belly, cake, steamed stuffed bun and so on.

3. Use special sounds, such as bells, drums and firecrackers.

4. Lighting and firelight, such as Kongming lanterns, beacon towers and wolf smoke.

5. Other signs, decorative forms, etc. , and other signs to lure the enemy.

Baidu encyclopedia-information transmission