=A2. The formula in the box above is telling the spreadsheet program to show the value of cell A2 in the current cell. For example, if we were using the above Excel spreadsheet and entered this formula into cell B8, it would show 100 since that is the current value in cell A2. What makes a the relatives cell reference different than an absolute cell reference is that moving their values to different cells causes them to change. Absolute cells always point to the exact cell described, regardless of where the reference appears.
PUK code refers to âPersonal Unlocking Keyâ . PUK code is security code that protects your SIM card data. Your mobile phone asks for PUK code only when you have entered incorrect pin number three times.
Use a SIM PIN for your iPhone or iPad - If you forgot or don't know your SIM PIN. 1  Contact the carrier that gave you the SIM card. 2  Ask your carrier to help you unlock your SIM card using the default SIM PIN or PUK code. 3  If you can't unlock your SIM card using the SIM PIN or PUK code or if an alert says, PUK exhausted, ask for a new SIM card.