Collectors static method groupingBy with one argument receives a Function that classifies objects in the stream—the values returned by this function are used as the keys in a Map. The corresponding values, by default, are ________ containing the stream elements in a given category.

a. Lists
b. Arrays
c. Strings
d. Collectors


a. Lists.

Computer Science & Information Technology

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Which hardware device connects the devices on a LAN?

a. Firewall b. Router c. Switch

Computer Science & Information Technology

Many users opt for electronic distribution of documents because it contributes to green computing.

Answer the following statement true (T) or false (F)

Computer Science & Information Technology

Which of the following Bluetooth attacks is similar to the ICMP ping-of-death attack, where the attacker sends an oversized ping packet to a victim's device to cause a buffer overflow?

A. Bluesnarfing B. Bluesniff C. Bluejacking D. Bluesmacking

Computer Science & Information Technology

The constructor of a subclass can call the constructor of the superclass by using the ______ reference.

a) extends b) new c) super d) import

Computer Science & Information Technology