(Solved): please please help with these questions they all are similar please help. thanks and please dont do ...

Match the expression \( \$ \) expr to the boolean value it would be evaluated to: \[ \$ \text { expr = "0"; } \] \( \$ \operatorname{expr}= \) FALSE; 1. TRUE \( \$ \operatorname{expr}=" \cdots " \) 2. FALSE \( \$ \operatorname{expr}= \) 'NULL'; Match the lock mode to the correct statement. To be used when making changes to a text file. 1. LOCK_EX To be used when backing up a flat file. 2. LOCK_SH To be used when reading and writing to a file are 3. LOCK_UN complete. Choose the best "form method" for each case below: A checkout form that asks for a person's Credit Card Number A search form that asks for an actor's name to look for 1. GET movies on an online movie website 2. POST A form on a social media site for uploading a profile picture Match the statement with the appropriate term. Is limited in size Is stored on the client's browser Can be used to store registered variables with their values 1. Session Has a unique id which is 2. Cookie used to retrieve stored values Is more secure Expires when it reaches the set expiry time