निम्नलिखित में से किसे/किन्हें प्राइमरी मेमोरी (प्राथमिक मेमोरी) के रूप में वर्गीकृत किया गया है?

A Compact Disc (CD) is classified under which type of memory?

In computers, EPROM stands for:

Select the option that represents the correct matching of List-1 with List-2. LIST-1 I) Backup for data and instructions II) Central Processing Unit III) Random Access Memory IV) A very high-speed memory LIST-2 A) Secondary memory B) Cache memory C) Brain of computer D) Primary memory