Two Parts: Becoming a Therapist Working as a Therapist. As a radiation therapist, you can help treat patients with cancer. The therapist operates an X-ray or CT (computer tomography) scanning machine to determine the location of a cancer tumor.. Attend a college with an accredited radiation therapy program. In addition to learning about radiation therapy procedures, these programs will generally require coursework in human anatomy and physiology, physics, algebra, computer science, and research methodology.
1 When the data processing speed is compared between the primary and secondary memory, the primary memory is much faster than the secondary memory. 2  In the cost perspective, the primary memory is costlier than the secondary memory devices.
additional memory or back memory. These memories are also called as internal memory. These memories are also called as external memory. Primary memory is temporary The secondary memory is permanent Commonly used primary memory (main memory) available in the range of 512 MB to 8 GB RAMs. Generally secondary memories range