TEACHING METHODS (शिक्षण विधियां) ✍️✍️

THE TYPE OF MEMORY..... 2 1. PRIMARY MEMORY ...... RAM ,ROM ,TEMPORARY MEMORY,  VOLATILE MEMORY,  NON VOLATILE, MAIN MEMORY 2. SECONDARY MEMORY.... HARD DISC, FLOPPY DISC, PENDRIVE , CD ,DVD ETC... 👍👍

GENERATION OF COMPUTER..... 1. FIRST ... (1945-55) ----- VACUUM TUBE ,MACHINERY LANGUAGE 2. SECOND....(1956-64)------ TRANSISTOR, HIGH LANGUAGE 3. THIRD.... (1965- 71) ------ IC ( INTERGRTED CIRCUIT), HIGH PROGRAMMING LANGUAGE 4. FOURTH..... (1971-80) ...... VLSI ,MICROPROCESSOR,  5.  FIVETH..... 1980 .......          ULSI

FULL FORMS........ ICT .... INFORMATION AND  COMMUNICATION TECHNOLOGY RAM .... RANDOM ACCESS MEMORY ROM....... READ ONLY MEMORY CPU..... CENTRAL PROCESSING UNIT MICR .... MAGNETIC INK CHARACTER READER OMR...... OPETICAL MARK READER ALU..... ARITHMETIC. LOGICAL UNIT

1 bit         =  Binary digit 8 BITS       = 1 BYTE 1024 BYTES          = 1 KB 1024 KB            = 1 MB 1024 MB         = 1 GB 1024 GB         = 1 TB 1024 TB          = 1 PB MOST IMPORTANT FACT 👍👍