' We have discussed form element validation on the browser using regular expressions in HTML and JavaScript, and form element validation on the server using regular expressions in PHP. State and briefly explain the chief differences between these two approaches in terms of their purpose, and their strengths and weaknesses, if any.

Which one of the following is a true statement? a. Cell reference $A1 is an absolute cell reference b. Cell reference $A1 is a mixed cell reference with row fixing c. Cell reference A$1 is a mixed cell reference with row fixing d. Cell reference A$1 is a mixed cell reference with column fixing

Provide the correct c++ code for below code /****************************************************************************** Welcome to GDB Online. GDB online is an online compiler and debugger tool for C, C++, Python, Java, PHP, Ruby, Perl, C#, OCaml, VB, Swift, Pascal, Fortran, Haskell, Objective-C, Assembly, HTML, CSS, JS, SQLite, Prolog. Code, Compile, Run and Debug online from anywhere in world. *******************************************************************************/ #include using namespace std; #include int hextodec(char num[]) { int len = strlen(num); int base = 1; int temp = 0; for (int i=len-1; i>=0; i--) { if (num[i]>='0' && num[i]='A' && num[i]

RPC (remote procedure call) is used to a. establish a server on remote machine that can respond to queries b. retrieve information by calling a query c. both a and b d. none of the above