John Vincent Atanasoff invented the first digital computer in 1930. 

The inventor of the first Digital Computer belonged to the country: USA

John Vincent Atanasoff died in 1995.

Digital computer:

The Digital Computer operates on a Binary system

1. Public Network Graphics
2. Private Network Graphics
3. Portable Network Graphics
4. None of the above

1. To print documents
2. To connect different networks
3. To scan files
4. To store data

1. Millisecond
2. Microsecond
3. Nanosecond
4. Picosecond

1. RAM
2. Cache Memory
3. Register
4. Hard Disk

1. Encrypt data for recovery
2. Verify data integrity
3. Increase storage
4. Compress files