This paper investigates an important area of learning English that is Computer Assisted Language Learning (CALL). The aim of the study is to show a complete overview of Computer Assisted Language Learning (CALL) in EFL classroom in Bangladesh. In Bangladesh most of the EFL learners do not get the facilities of learning through technology that can be one of the major reasons behind the backwardness of learners in learning a foreign language. This study is conducted among thirty students of Department of English at Tertiary level. Those students are considered as a representative of EFL learners at tertiary level. The finding of the study shows that learners are interested and want to learn through CALL but there are many obstacles and challenges of learning language through computer. This dissertation is recommended the ways of applying CALL in EFL classroom after examine the obstacles.