The scope of a public instance field is __________.
a. only the class in which it is defined
b. inside the class but not inside any method
c. inside the parentheses of a method header
d. the instance methods and methods outside the class
d. the instance methods and methods outside the class
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Use the ____________ method to write text to a web page.
a. document.write() b. document.code() c. document.text() d. document.new()
Design a schema for an airline containing the following information.
i. the unique Id and name of each passenger ii. the unique Id, type (possible value A, B, and C) and capacity of each plane iii. the unique Id, date, plane Id, starting location and destination of each flight (a plane cannot be scheduled for more than one flight on any particular day) iv. each reservation made by a passenger on a flight Show all primary and foreign keys.
Match each item with a statement below.
A. The transformation of the individual components (characters, bytes, or bits) of an unencrypted message into encrypted components. B. The entire range of values that can possibly be used to construct an individual key. C. To encrypt or convert plaintext to ciphertext. D. The set of transformations necessary to convert an unencrypted message into an encrypted message. E. The encrypted or encoded message resulting from an encryption. F. The amount of effort (usually expressed in units of time) required to perform cryptanalysis on an encoded message. G. To decrypt or convert ciphertext to plaintext. H. The mathematical formula or method used to convert an unencrypted message into an encrypted message or vice versa. I. The information used in conjunction with the algorithm to create the ciphertext from the plaintext.
Premier, FinalCut, and Avid are all examples of ________ used by web designers.
A) click art providers B) web video providers C) editing tools D) navigation tools E) design standards