Which of the following should be performed first in a dequeue operation?
a) declare and initialize reference to the node to be removed from the queue
b) adjust the reference to the front of the queue
c) decrement the count of the number of elements in the queue
d) determine if the queue is empty
e) These steps can be performed in any order.
d) determine if the queue is empty
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a) MySQLdb.connect, database. b) MySQLdb.connect, db. c) MySQL, database. d) None of the above.
The ____________ element is used to create an HTML form.
a) form b) htmlForm c) h1 d) None of the above.
Does the function sort ascending or descending?
``` function sortNum(A, B) { return (B – A); } ``` a. ascending b. descending
All files are identified by a file index. _________________________ ?
Answer the following statement true (T) or false (F)