If the analyst is able to get the source system to insert into the system a message chosen by the analyst, then a ________ attack is possible.
A. known-plaintext B. chosen-plaintext
C. chosen ciphertext D. chosen text
B. chosen-plaintext
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What will be an ideal response?
Answer the following statements true (T) or false (F)
1) Using the hasNext() and next() methods in a loop is the only way to retrieve all of the list elements using an iterator. 2) A user may not be able to predict the order in which an iterator will return elements from a collection 3) ‘Fail-fast’ means that a program will crash if a collection class supports the Iterable interface but no Iterator object is created. 4) An iterator’s remove method requires the use of a for-each loop. 5) When a user writes code to implement a collection class that implements the Iterable interface, they have to write code for the next and hasNext methods.
Which of the following statements is false?
a. Computers can perform calculations and make logical decisions phenomenally faster than human beings can. b. Supercomputers are already performing thousands of trillions (quadrillions) of instructions per second. c. Unfortunately, silicon is expensive, so it has made computing more costly. d. Computers process data under the control of sequences of instructions called computer programs.
Clock speed is measured in gigahertz (GHz).
Answer the following statement true (T) or false (F)