The definition for latency is simple: Latency = delay. Itâs the amount of delay (or time) it takes to send information from one point to the next. Latency is usually measured in milliseconds or ms. Itâs also referred to (during speed tests) as a ping rate.
VLOOKUP is a powerful Excel function that allows you to look for a specified value in one column of data inside a table, and then fetch a value from another column in the same row.
Excel Two Way Lookup Using VLOOKUP. Excel Two Way Lookup Formula Overview. By combining Excel's VLOOKUP function with the MATCH function, we can create what is known as a two-way or two-dimensional lookup formula that allows you to easily cross reference two fields of information in a database or table of data.