Answer:
B
Explanation:
This question demonstrates the concept of method overloading
Method overloading means having different versions of the same method. In this case the method mystery() has three versions. The compiler is able to determine which method to call by their different parameters
The first implementation of mystery requires an array of integers as parameter
The second implementation requires an int variable
The third implementation requires a String
The Method call mystery(6 * 8) will output B because 6*8 evaluates to an integer which is the expected argument.
Answer:
Hallmark is using the Age segmenting dimension.
Explanation:
Most businesses and organizations tend to understand their customers, that is, their behaviors on purchases.
There are 7 important ways businesses segment their customers. They are:
- Income
- Age
- Gender
- Acquisition Path
- First purchase
- Geography
- Device type
In our scenario, Hallmark is using the Age segmenting dimension because they can identify that its a teenage girl that is sending theme card to her boyfriend's cell phone.
Answer:
zcat
Explanation:
Zcat is a command line utility for viewing the contents of a compressed file without literally uncompressing it. It expands a compressed file to standard output allowing you to have a look at its contents. In addition, zcat is identical to running gunzip -c command.
