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.
Major difference is that electricity is needed to use RAM but this is not true in ROM. There are many difference between RAM and ROM. RAM is used to store only temporary data but ROM is used to store permanent data.Speed of RAM is high because there is very less amount of data stored in it but accessible speed of ROM is slow in compare to RAM.ajor difference is that electricity is needed to use RAM but this is not true in ROM. There are many difference between RAM and ROM. RAM is used to store only temporary data but ROM is used to store permanent data.