This is for PLC. Answer in short?
3. (a) Show how to create a HashMap object named salaries in Java. Assume that the keys are string objects and the values are Integer objects.
(b) The following Perl statements appear in Chapter 6 of Sebesta (slightly modified). Translate each statement into Java, using the salaries object from part (a).
i. salaries.put("David", 45600);
salaries.put("Lisa", 55000);
salaries.put("Marco", 76000);
salaries.put("Doris", 59000);
ii. salaries.put("Lisa", 60000);
iii. salaries.remove("David");
iv. salaries.clear();
v. if (salaries.containsKey("Alice")).