RRB NTPC Mains or Stage 2 Model Paper 1 with solutions

The units of computer memory measurements are: 1 Bit =Binary Digit; 8 Bits = 1 Byte;
1024 Bytes = 1 KB (Kilo Byte);
1024 KB = 1 MB (Mega Byte);
1024 MB = 1 GB(Giga Byte);
1024 GB = 1 TB (Terra Byte);
1024 TB = 1 PB (Petabyte). So,megabyte has the lowest storage size among the given options.