3.0 Introduction to Java

Multiple Choice

Computers can solve any problem that can be computationally solved.

• TRUE

• FALSE

Multiple Choice

What is the best definition of an algorithm?

• step-by-step problem-solving process in which a solution is arrived at in a finite amount of time.

• step by step problem solution by using informal language

• step by step instructions to transform input into output in a graphical representation

• is a step-by-step instructions that will transform the output into the input

Multiple Choice

What does parallelogram shape represent in flowchart?

• Start/Stop

• Decision

• Process

• Input/Output

Multiple Choice

What is the correct symbol for a process in a flowchart?

• A diamond

• A square

• A parallelogram

•  A rectangle

Multiple Choice

The decision carried out in computer systems is represented by _______________ in flowchart.

• A diamond

• A square

• A parallelogram

•  A rectangle

Multiple Choice

What links each instruction in a flowchart?

• A line 

• A double line

• An arrow

• A double arrow

Multiple Choice

Directs the computer to process the program instructions, one after another, in the order in which they are listed.

• Selection structure

• Sequence structure

• Repetition structure

Multiple Choice

Enables a program to perform one or more actions repeatedly as long as a certain condition is met

• Selection structure

• Sequence structure

• Repetition structure

Multiple Choice

Directs the computer to make a decision (based on some condition), and then take an appropriate action based upon that decision.

• Selection structure

• Sequence structure

• Repetition structure

Multiple Choice

Mechanism of wrapping up of the data and methods (that operate on the data) into a single unit (class)

• Abstraction

• Encapsulation

• Inheritance

• Polymorphism

Multiple Choice

Ability to process objects differently based on the input.

• Abstraction

• Encapsulation

• Inheritance

• Polymorphism

Multiple Choice

Process of hiding the implementation details and showing only functionality to the user.

• Abstraction

• Encapsulation

• Inheritance

• Polymorphism

Multiple Choice

Mechanism in which one object acquires all the properties and behaviors of a parent object.

• Abstraction

• Encapsulation

• Inheritance

• Polymorphism

Multiple Choice

Correct way to write a short comment in the Java coding

/* I believe I will success in my UPS 1

• TRUE

• FALSE

Multiple Choice

import java.util.Scanner;

• input statement

• create new object

• import statement

• variable declaration

Multiple Choice

double weight = enter.nextDouble ( );

• input statement

• create new object

• import statement

• variable declaration

Multiple Choice

int number1;

• input statement

• create new object

• import statement

• variable declaration

Multiple Choice

Scanner in = new Scanner (System.in);

• input statement

• create new object

• import statement

• variable declaration

Multiple Choice

Every java program starts execution from the main() method.

• TRUE

• FALSE