Categories Computer Science Which of the following is a secondary memory device? Post author By thelooknow Post date March 14, 2022 No Comments on Which of the following is a secondary memory device? A. Keyboard B. Disk C. ALU D. All of the above Disk (Answer) ← By programmable machine we mean——-? → One of the popular mass storage device is CD ROM. What does CD ROM stand for? Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.