Which statement is false?

a. In a tightly packed binary tree, each level contains about twice as many elements as the previous level.
b. When searching a tightly packed 1,000,000-element binary search tree, approximately 20 comparisons need to be made.
c. The level-order traversal of a binary tree visits the nodes of the tree row-by-row starting at the root node level.
d. Searching a binary tree for a value that matches a key value is slow for loosely packed trees.


d. Searching a binary tree for a value that matches a key value is slow for loosely packed trees.

Computer Science & Information Technology

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Mutual exclusion locks (mutexes) must be used properly in order to prevent ______.

a. data consistency b. creating additional threads c. thread synchronization d. thread deadlocks e. interprocess communications

Computer Science & Information Technology

Which of the following statements best describes object capability?

A) Mandatory access controls embedded in object and subject properties B) Used to determine access based on a combination of specific criteria C) Used programmatically and based on a combination of an unforgettable reference and an operational message D) The process of assigning authenticated subjects permission to carry out a specific task

Computer Science & Information Technology

The SQL SELECT clause includes one or more columns from which data are retrieved

Indicate whether the statement is true or false

Computer Science & Information Technology

Macintosh is an operating system developed by ____________________.

What will be an ideal response?

Computer Science & Information Technology