Educational Technology is a very broad and general term that can be applied to
many types of technology used in education. In the Encyclopedia of Educational
Technology, it is defined as;
“A systematic, interactive process for designing instruction or training used to improve performance” (Walden, 2006, 1).
It simply can also be defined as ;
" The use of technology in educational settings, whether it be elementary and secondary school, colleges and universities, corporate training sites, or independent study at home”.
(Williams, Mehlinger, Powers, Baldwin, 2002, 18).
The educators refer it;
“the instructional use of computers, television, and other kinds of electronic hardware and software” (Williams, 2002, 19).

Objectives of Educational Technology
R.A sharma has presented the follwoing objectives of the educational technology:
1. To determine the goals and formulate the objectives in behavioral terms.
2. To analyse the characteristcs of the learner.
3. To organize the content in logical sequence.
4. To evaluate the learners performance in terms of achiving educatioal objectives
5. To mediate between content and resource of presentation.
6. To provide feed back among other components for the modification of learner.

Scope of educational technology
By the definition of edcuatioanal technolgy we can conclude that its scope lie in follwing four areas:
1. Planning of technology: It includes the identification and writting of teh obejctives in behavioral terms.
2. Organisation of teaching: Identification of appropriate teaching strategies.
3. Leading of teaching: Identification of appropriate communication strategies to motivate the students.
4. Controlling of teachimg: It is concerned with the evaluation and assessment of the students in terms of performance.