Two different names that refer to the same data item best defines:

Computers and Technology

1 answer:

Nezavi [6.7K]3 years ago

5 0

You could call that a reference or a pointer.

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avanturin [10]

Answer:

Lists.

Explanation:

A relational database stores data in the form of lists.

6 0

3 years ago

)what item is at the front of the list after these statements are executed?

White raven [17]

Answer:

Option (a) : sam

Explanation:

In the given program, the queue is defined in the first step.
The method addToFront() adds the given element to the front of the queue. After this step is executed the front element in the queue is that element.
The method addToBack() adds the given element to the back of the queue. After this step is executed the back element in the queue is that element.
After step 1, Jack is added to the front of the queue.
After step 2, Rudy is added to the back of the queue.
After step 3, Larry is added to the back of the queue.
After step 4, sam is added to the front of the queue.
After step 5, name contains Larry as the getBack() returns the element present at the back of the queue.
After step 6, Adam is added to the back of the queue.
After executing all of the steps now the queue contains "sam" as the front element of the queue.
So, the correct option is "sam".

3 0

3 years ago

A sentinel value ________ and signals that there are no more values to be entered:____

Hoochie [10]

Answer:

The answer is "Option b".

Explanation:

Sentinel [..] is a special value, which existence ensures the end of a loop, which performs structured data. It allows the information end to be identified where no other means are available for this, and wrong choices can be described as follows:

In option a, It is a special value, not a data type, that's why it is not correct.
Option c and Option d both were wrong because, It is an empty list, and it can't indicate the starting point of the list and guards the list.

5 0

4 years ago

Question # 4

bezimeni [28]

Answer:

the last one I think not 100% sure

6 0

4 years ago

Among your selection in different online interfaces, which are your top three favorites?

topjm [15]

What is this ? History or ?

6 0

3 years ago

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