Subroutine in the programming
Describe the number of ways that an argument is passed to a subroutine in the programming?
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The argument can be passed in two ways in the programming language. They are Pass by Value and Passing by Reference.
Passing by value: This process copies the value of an argument to the formal parameter of the subroutine.
Passing by reference: In this process, a reference to an argument (not the value of argument) is passed to the parameter.
Mention the different states of the XMLHttpRequest an dalso describe their functions.
Uninitialized variable: It is a local variable which been declared, however has had no value allocated to it. The compiler will warn of variables that are employed before being initialized.
File Transfer Protocol: The File Transfer Protocol (abbreviated as FTP) states a standard set of rules which make it probable to transfer a file from one file system to the other.
What is the use of UpdateProgress control in AJAX?
Q : Explain Conditional operator Conditional operator: It is an operator taking three operands that is, a ternary operator. The conditional operator (?:) is employed in the form bexpr ? expr1 : expr2 Q : Define Constant Constant : It is the Constant: It is the memory block where value can be stored once although can’t modify later on throughout program execution. Example: const int pi =3.14;
Conditional operator: It is an operator taking three operands that is, a ternary operator. The conditional operator (?:) is employed in the form bexpr ? expr1 : expr2 Q : Define Constant Constant : It is the Constant: It is the memory block where value can be stored once although can’t modify later on throughout program execution. Example: const int pi =3.14;
Constant: It is the memory block where value can be stored once although can’t modify later on throughout program execution. Example: const int pi =3.14;
Define the term Stack trace: It is a display of the runtime stack.
State the term XPath?
1. Here is a short program. It prints out the value of a variable "x". Ernie and Bert disagree about what will be printed: Ernie says, the value gets changed in "changeX" so it will print "7", and Bert says, no, when the function exits the changes get reversed and the value goes back to "5". Explain
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