When you create an array and pass it to a function, a pointer is actually passed to the function. Explain how this is the C language’s original call by reference technique.
What will be an ideal response?
When a program is passing an array to a function (in a call statement), the address of the first element of the array is passed to the function. It is the original call by reference because the address (reference) to the array is being passed.
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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.
Which of the following statements indicate the extent of the impact of software on society?
A. Services are delivered on demand using the Internet and mobile devices. B. Social media has become pervasive of our everyday activities. C. Software is embedded in cars and appliances. D. All of the above
To avoid destroying valid output data residing in a buffer, UNIX responds to a write command by marking the appropriate buffer __________.
a. dirty b. active c. inactive d. ready
Comment lines are preceded by a(n) ____.
A. Period B. Exclamation point C. Right parentheses D. Apostrophe