Disadvantages of online or computer-based learning

Learners with low motivation or bad study habits may fall behind
Without the routine structures of a traditional class, students may get lost or confused about course activities and deadlines
Students may feel isolated from the instructor and classmates
Instructor may not always be available when students are studying or need help
Slow Internet connections or older computers may make accessing course materials frustrating
Managing computer files and online learning software can sometimes seem complex for students with beginner-level computer skills
Hands-on or lab work is difficult to simulate in a virtual classroom
2nd
It Gives the instructor the chance to expose students to unpublished or not readily available material. It also Allows the instructor to precisely determine the aims, content, organization, pace and direction of a presentation. In contrast, more student-centered methods, e.g., discussions or laboratories, require the instructor to deal with unanticipated student ideas, questions and comments. Some students depend upon the structure provided by highly teacher-centered methods.When everyone is in class, asking questions, and the teacher is there to give an immediate answer, everyone gets to absorb that experience at the same time.
Interactive
* Most students consider the traditional classroom environment beneficial for learning because they can interact with the teacher and their classmates. Especially for people who learn better through cooperative activities and group work, the possibility of asking questions and receiving immediate answers is important. Many students prefer face-to-face interactions to technology-mediated conversations. Some students need constant reassurance that what they do is correct and that they are going in the right direction, so they need feedback to keep