Unit_3_Object Oriented Programming with Java

What is pseudocode?

• A simple java-like programming language

• A control structure used in Java

• Statements in plain English

• A java class

What is the correct definition of an algorithm?

• An algorithm is the process of breaking problems into sub-problems.

• An algorithm is a software used to compute numbers.

• An algorithm is a process of baking bread.

• An algorithm is a step by step instructions to solve a problem.

What is the difference between a flowchart and pseudocode?

• A flowchart is diagrammatic whilst pseudocode is written in a programming language (eg. Pascal or Java)

• A flowchart is a diagrammatic description of an algorithm whilst pseudocode is a textual description of an algorithm

• A flowchart and pseudocode are the same thing

• A flowchart is textual but pseudocode is diagrammatic

What is the purpose of pseudocode?

• To program a computer

• So we can see the different symbols

• It helps us with the variables required

• It helps us plan the code line by line

What is the value of y after evaluation: x = 7; y = ++x * 3 - 2

• 19

• 20

• 21

• 22

What type of values represent the outcome of the relational and logical operators?

• constant values

• Boolean values

• null values

• absolute values

Which of the following options is NOT a relational operator?

• ==

• !=

• &&

• >=

Select the option to is equivalent to z-=10

• z = 10 - z

• z = z - 10

• All of the above

In Java programming, selection, iteration and jump are considered to be what type of statements?

• structure statements

• transforming statements

• control statements

• directive statements

Sequence of zero or more statements enclosed in braces

• Declaration Statement

• Selection Statement

• Return Statement

• Block Statement