Related Questions

Which of the following statements regarding static methods are correct?
1. Static methods are difficult to maintain, because you can not change their implementation.
2. Static methods can be called using an object reference to an object of the class in which this method is defined.
3. Static methods are always public, because they are defined at class-level.
4. Static methods do not have direct access to non-static methods which are defined inside the same class.
Which of the following option is true for calibration of polygons by using auto-collimators? Statement 1: Imperfect centering has a great effect on calibration. Statement 2: This method gives a high degree of accuracy without reference to any angular standard.
Determine output:
public class InitDemo{static int i = demo();static{ System.out.print(i); }InitDemo(){System.out.print("hello1");}public static void main(String... args){ System.out.print("Hello2");} static int demo(){ System.out.print("InsideDemo");return 10;}}
Which of the following is the correct option for given statements about calibration of polygons? Statement 1: Autocollimators angle is constant during calibration. Statement 2: Wild rotary table can be used as the base of precision polygons.
In calibration of CO2 analyser, in order to establish zero calibration which of the following is used as sample?
For an isentropic flow along a nozzle, at location A, the static temperature and pressure were measured to be 320 K and 5 bar. What will be the static pressure at the location where the static temperature is 500 K? (Given η = 1.4)
What is the result of compiling and running the following code?
public class Tester{static int x = 4;public Tester(){System.out.print(this.x); // line 1Tester();}public static void Tester(){ // line 2System.out.print(this.x); // line 3}public static void main(String... args){ // line 4new Tester();}}
What is the result of compiling and running the following code?
public class Tester{static int x = 4;int y = 9; public Tester(){System.out.print(this.x); // line 1printVariables();}public static void printVariables(){System.out.print(x); // line 2System.out.print(y); // line 3}public static void main(String... args) { // line 4new Tester();}}
What is the output for the below code?
public class Test{ public static void printValue(int i, int j, int k){ System.out.println("int"); } public static void printValue(byte...b){ System.out.println("long"); } public static void main(String... args){ byte b = 9; printValue(b,b,b); }}
Precise control of engine performance parameters via the use of an automatic feedback system employing a digital computer for control purposes is _________ compared to static calibration of the engine design.