कंप्यूटर मेमोरी (RAM) तकनीक में 'DDR' का पूर्ण रूप क्या 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