Describe limitations of AJAX
Briefly describe the limitations of AJAX.
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The limitations of AJAX are as follows:
• Response time can be slow since different controls of the page are loaded during different time.
• Function provided in a code-behind file does not work as dynamic pages cannot register themselves on the browsers history engine automatically.
• If JavaScript is disabled, then AJAX will not be able to carry out any work.
• It is hard to bookmark the particular state of an application.
Timeslice: It is the amount of running time assigned to a process or thread prior to the scheduler considers the other to be run. The process or thread will not be capable to employ its full allocation of time when it becomes blocked or preempted thro
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Cascading if-else statement: A form of if-else statement in which all else-part (apart from the last) comprises of a further nested if-else statement. Employed to overcome the trouble of textual drift frequently related with nested if statements.
Propagation: When an exception is thrown in a method, and there is no suitable exception handler within the method, the exception might be propagated to the caller of the method. For a checked exception, the method should include a throws clause in it
Assignment operator: The operator (=) employed to store the value of an expression into the variable, for example: Variable = expression; The right-hand
Explain the relationship between XHTML and HTTP?
Number of Threads: Threads can be a useful abstraction and implementation mechanism to partition independent program actions. However, when there is coordination (or interference) between these threads, the required synchronization mechanisms increase
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
What are the applications of testing life cycle?
What is validating parser? Answer: A parser makes sure that an XML document is valid additionally to being well formed.
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