PPT
PDF faịlụ
PPT (Ihe ngosi PowerPoint) bụ usoro faịlụ eji eme ihe ngosi mmịfe na ihe ngosi. PowerPoint mebere ya, faịlụ PPT nwere ike ịgụnye ederede, onyonyo, ihe ngosi na ihe mgbasa ozi ọtụtụ. A na-eji ha eme ihe n'ọtụtụ ebe maka ihe ngosi azụmahịa, ihe nkuzi, na ndị ọzọ.
PDF (Ọkpụkpọ akwụkwọ mpịakọta), usoro nke Adobe mepụtara, na-eme ka e jiri ederede, onyonyo na nhazi elele ụwa niile. Mbugharị ya, atụmatụ nchekwa, na nkwụsi ike ebipụta na-eme ka ọ bụrụ ihe dị mkpa n'ọrụ akwụkwọ, ewezuga njirimara onye okike ya.