Applications are type of software that are installed in a specific operating system of a computer that deviates from those system software installed together with the system itself. These third-party applications are necessary for other functions such as entertainment, business, leisure and other needs addressing of which the system software can't provide.
Examples: Microsoft Office Word, Excel, Powerpoint</span>
11 bits would be enough for 0 - 2047 decimal, 2048 (2k) possible values. 2048 itself would need a 12 bit, which would allow from 0 - 4095 possible values. Useful tidbit to remember: 1024, 1k is ten bits.