Function: imparting knowledge to students through teachers' lectures.

Depending on whether teachers and students can interact in the teaching system, it can also

In order to further divide the system into two categories: bidirectional system and unidirectional system.

Two-way students can not only see the teacher's image, but also hear the teacher's voice.

Pronunciation, and the teacher can also see the students' expressions and ask questions.

Ask questions and listen to the students' answers.

The one-way system is broadcast, and students can hear the teacher's voice in class.

Seeing the image of the teacher, the teacher can't see the image and harmony of the students.

Voice can't interact with students.

Second, students' autonomous learning system

Function: Students use the educational resources in the distance education system.

Autonomous learning. This is one of the differences between distance education system and ordinary school education.

An important aspect.

Autonomous learning systems are usually composed of teachers or professionals who will teach in the classroom.

Let's make it into a multimedia electronic teaching material, called courseware, but.

After being put on a special server, students can access the Internet anytime and anywhere.

Get these electronic teaching materials to achieve the purpose of autonomous learning.

Third, question and answer system.

Function: Solve the problems that students encounter in the learning process.

Answer and check the students' learning effect. Question answering system is

It is an important part of the distance education system.

In the existing distance education system, the question answering system usually adopts

BBS, e-mail or online classrooms can realize students on the Internet.

Discussions with students, students and teachers.

Fourth, homework and examination system.

Function: Responsible for the arrangement, submission and correction of students' homework.

And the test of learning effect.

Compared with establishing homework and examination system based on Internet

If you use e-mail to complete the assignment and submission of homework, use WWW.

The system realizes online testing, etc.

V. Teaching and educational administration system

Functions: registration, payment, courses, grades and students' learning.

Comprehensive management such as membership. The teaching and educational administration system is distance education.

An indispensable part of the system.

In the existing distance education system, it is generally not completely open, only

Only registered students can use teaching resources freely. The system must have

Learning activities corresponding to the student identity authentication system

Process tracking.

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