________ is a method reference for an instance method that should be called on a specific object. It creates a one-parameter lambda that invokes the instance method on the specified object—passing the lambda’s argument to the instance method—and returns the method’s result.

a. Math::sqrt
b. System.out::println
c. TreeMap::new
d. String::toUpperCase


b. System.out::println

Computer Science & Information Technology

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Computer Science & Information Technology

How many bits are in four bytes?

A. 32 B. 64 C. 16 D. 8

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The following code fragment reads in two numbers:

``` Scanner input = new Scanner(System.in); int i = input.nextInt(); double d = input.nextDouble(); ``` What is the incorrect way to enter these two numbers? a. Enter an integer, a space, a double value, and then the Enter key. b. Enter an integer, two spaces, a double value, and then the Enter key. c. Enter an integer, an Enter key, a double value, and then the Enter key. d. Enter a numeric value with a decimal point, a space, an integer, and then the Enter key.

Computer Science & Information Technology

A client/server network is an example of ________ administration

A) central B) local C) wide area D) remote

Computer Science & Information Technology