How would you convert this base 10 decimal into a base 2number? :
36 r 210= *note: 'r'means remainder*
also just in general how would you convert any base numberwith a remainder into another base number?

The method of converting a base 10 or decimal number into base 2 or binary number is as following:-

Divide the decimal number by 2 and store it's remainder.keep dividing the decimal number by 2 until it becomes 0 and also keep storing it's remainder.Then write the remainders in reverse order.This the binary number.

Refer the attached image for better explanation.

There are two common types for data access or retrieval

1. Sequential access is the main access mode only in batch systems, whereas files are used and updated at regular intervals.

2. Direct access - on-line processing requires direct access, whereby a record can be accessed without accessing the records between it and beginning of the file.