When an IPsec communication begins between two computers, the computers first exchange ____ to authenticate the receiver and sender.
A. keys
B. certificates
C. passwords
D. tickets
Answer: B
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Answer the following statements true (T) or false (F)
1. Subscripts are used to identify specific elements in an array. 2. Unlike variables, arrays need to be initialized separately from the declaration. 3. Array bounds checking happens at runtime. 4. The first step when calculating the average of all values in an array is to get the sum of all the values.
The method paint has one parameter of type:
a. Shape b. Graphics c. Image d. String
________ is the largest image-sharing website
Fill in the blank(s) with correct word
Why are online intellectual property and patent exchanges useful to small businesses?
(a) Almost all new research information is published online before it is published in paper media. (b) The average final sale price for a patent online is 30% lower than the average final sale price offline. (c) Research not available online is not worth buying. (d) It is often difficult for small businesses to invest time and money in research and development.