If a linked list has only one node, is head == tail true?
What will be an ideal response?
Yes.
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Which one of the following statements is true about primary keys?
(A) A column of names is usually a good choice for use as a primary key. (B) Only a single record can be used as a primary key. (C) Social Security numbers are never used as a primary key. (D) A primary key is used to uniquely identify records in a table.
Split-Horizon is another mechanism of RIP that tries to avoid the count-to-infinity problem. By default, split-horizon is enabled on RIP routers. Explain why split-horizon cannot solve the count-to- infinity problem in this exercise.
What will be an ideal response?
If you need an image to use in a school presentation, you would check ________ for images that are not copyrighted
A) PictBridge B) Shutterfly C) The Commons D) iCloud
A program that tells a computer what to do with input is called ________
A) database management B) software C) word processing D) hardware