gs gs106 Server-Side and Client-Side JavaScript - Server-Side JavaScript - Quiz No.1
gs gs106 Javascript Quiz
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Question 1: What are the events generated by the Node objects called?
generators
emitters
dispatchers
highevents
Question 2: What is the function used to deregister event handler ‘f’?
deleteAllListeners(name)
deleteListener(name,f)
removeListener(name,f)
removeAllListeners(name)
Question 3: What is the function used to remove all handlers for name events?
deleteAllListeners(name)
deleteListener(name,f)
removeListener(name,f)
removeAllListeners(name)
Question 4: Which function is a synonym for on()?
addListener()
listeners()
once()
add()
Question 5: Which of the following is an event emitter?
once
process
listeners
on
Question 6: When do uncaught exceptions generate events?
When handlers are registered
When handlers are deregistered
When handler functions are called
When handlers do not have a matching catch clause
Question 7: Which among the following POSIX signals generate events?
SIGDOWN
SIGFLOAT
SIGINT
SIGSHORT
Question 8: What is the method used to pause “data” events?
s.pause();
s.stop();
s.halt();
s.wait();
Question 9: When the “end” event fires on EOF when no more data will arrive, which function is called?
s.on(“data”,f);
s.on(“end”,f);
s.on(“error”,f);
s.on(“default”,f);
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