Tag: technology

Quizzes (307) Questions (36705)

Questions Related to technology

Multiple choice technology web technology

Given a method declared as public static List process(List nums) A programmer wants to use this method like this // INSERT DECLARATIONS HERE output = process(input); Which pairs of declarations could be placed at // INSERT DECLARATIONS HERE to allow the code to compile? (Choose all that apply.)

  1. ArrayList<Integer> input = null; ArrayList<Integer> output = null;

  2. ArrayList<Integer> input = null; List<Integer> output = null;

  3. ArrayList<Integer> input = null; List<Number> output = null;

  4. List<Number> input = null; ArrayList<Integer> output = null;

  5. List<Number> input = null; List<Number> output = null;

  6. List<Integer> input = null; List<Integer> output = null;
Reveal answer Fill a bubble to check yourself
B,E,F Correct answer
Full explanation
Multiple choice technology web technology

Given: 3. import java.util.*; 4. public class Mixup { 5. public static void main(String[] args) { 6. Object o = new Object(); 7. // insert code here 8. s.add("o"); 9. s.add(o); 10. } 11. } And these three fragments: I. Set s = new HashSet(); II. TreeSet s = new TreeSet(); III. LinkedHashSet s = new LinkedHashSet(); When fragments I, II, or III are inserted, independently, at line 7, which are true? (Choose all that apply.)

  1. Fragment I compiles

  2. Fragment II compiles

  3. Fragment III compiles

  4. Fragment I executes without exception

  5. Fragment II executes without exception

  6. Fragment III executes without exception
Reveal answer Fill a bubble to check yourself
A,B,C,D,F Correct answer
Full explanation
Multiple choice technology mainframe

RACF Command Return code 12 signifies

  1. The command encountered a user error or an authorization failure and attempted to continue processing

  2. The command encountered a system error and terminated processing.

  3. Normal completion.

  4. The command encountered a user error or an authorization failure and terminated processing.
Reveal answer Fill a bubble to check yourself
B Correct answer
Full explanation
Multiple choice technology mainframe

Group authority "USE"

  1. Allows you to create RACF data set profiles for the group

  2. Allows you to access resources to which the group is authorized

  3. Allows you to connect other users to the group

  4. Allows you to add new subgroups or users to the group, as well as assign group authorities to the new members
Reveal answer Fill a bubble to check yourself
B Correct answer
Full explanation