What will the following code display?
int x = 23, y = 34, z = 45;
cout << x << y << z << endl;
a. 23 34 45
b. 23
34
45
c. xyz
d. 233445
d. 233445
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This manipulator is used to establish a field width for the value that follows it:
a. field_width b. set_field c. setw d. iomanip e. None of these
in the Declarations section of the Code editor and the array is filled with data for the 192 member nations of the UN. What will be displayed in the DataGridView control when the following code is executed?
``` Dim query = From country In nations Where country.population > 200 Order By country.area Descending Select country.name, country.continent dgvNations.DataSource = query.ToList dgvNations.CurrentCell = Nothing ``` Suppose a structure and an array are created with the code ``` Structure Nation Dim Di m Di m Di m name As String continent As String population As Double 'in millions area As Double 'in square miles End Structure Dim nations(191) As Nation ``` (A) Two columns, with headers name and continent. The grid will display the countries (along with their continents) whose populations are greater than 200 million people. The countries will be displayed in order to their population, beginning with the most populous country. (B) Four columns, with each row containing data about a single country whose population is greater than 200 million people. The countries will be displayed in order of their area, beginning with the largest country. (C) Two columns, with headers country.name and country.continent. The grid will display the countries (along with their continents) whose populations are greater than 200 million people. The countries will be displayed in order to their area, beginning with the largest country. (D) Two columns, with headers name and continent. The grid will display the countries (along with their continents) whose populations are greater than 200 million people. The countries will be displayed in order to their area, beginning with the largest country.
A set of named constants that start with the value 0 for the first constant and increment by 1 for each subsequent constant can be declared as a(n) ________.
a. class b. enum c. enumeration d. None of the above.
A Java class can have which of the following methods?
A. void foo(int a) B. void foo(int a, int b) C. void foo(double a) D. void foo(double a, double b) E. void foo(int b) a. All of the above. b. A, B, D, E. c. A, B, C, D. d. A, C, D, E.