What is the minimum number of edges in a connected graph with n vertices?

a. n-1
b. n + 1
c. 2n
d. 3n


a. n-1

Computer Science & Information Technology

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Which of the following is correct to sort the elements in a list lst?

a. lst.sort() b. Collections.sort(lst) c. Arrays.sort(lst) d. new LinkedList(new String[]{"red", "green", "blue"})

Computer Science & Information Technology

Which of the following statements is false?

a. A public class can be accessed by a class from a different package. b. A private method cannot be accessed by a class in a different package. c. A protected method can be accessed by a subclass in a different package. d. A method with no visibility modifier can be accessed by a class in a different package.

Computer Science & Information Technology

An X Y (scatter) chart

A) shows trends using two dimensions on a continuous curve. B) shows a relationship between two variables. C) shows values as percentages of the whole but may contain more than one data series. D) shows the high, low, and close prices for individual stocks over time.

Computer Science & Information Technology

When columns are added to a table, existing columns are ________ to fit the table width

Fill in the blank(s) with correct word

Computer Science & Information Technology