Test

Given the following code, select the correct printed sequence

int number = 1;
int product = 1;
int maximum= 3;
while (number <= maximum)
{
  product=product*2;
  if (product== 8) {
   product=2;
  }
  print (product);
  number = number + 1;
}
    

 1 2 3 2 4 8 2 4 2 2 4 2 - correct 2 4 4 2 4

  

You have used 1 of 2 submissions

QUESTION 2

(1/1 point)

Which of the following is NOT a program control structure?

 For Fork Fork - correct While If-Else Case

  

You have used 1 of 2 submissions

QUESTION 3

(1/1 point)

Assembly language uses

 Binary code English like instructions Mnemonics to represent processor instructions Mnemonics to represent processor instructions - correct Java instructions Visual Basic intructions

  

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QUESTION 4

(1/1 point)

The set of rules that defines the combinations of symbols that are correct in a language is called:

 Pseudo-code Syntax Syntax - correct Semantics Algorithm Instructions

  

You have used 1 of 2 submissions

QUESTION 5

(1 point possible)

The three MAIN characteristics of a variable are:

 Name, Type, Value Name, Type, Location Name, Type, Location - incorrect Name, Location, Value Name, Declaration, Type Name, Type, Declaration

You have used 2 of 2 submissions

QUESTION 6

(1/1 point)

We will code an algorithm in a high level programming language in:

 The analyisis phase The development phase The implementation phase The implementation phase - correct The coding phase The maintenance phase

You have used 2 of 2 submissions

QUESTION 7

(1/1 point)

The data type that have only 2 possible states, TRUE or FALSE is called:

 Integer String TF Boolean Boolean - correct Switch

  

You have used 1 of 2 submissions

QUESTION 8

(1/1 point)

When the control flow of a program is determined by the external signals received by the program, we are talking about:

 Sequential programming Event-driven programming Event-driven programming - correct Signal-driven programming Loop-driven programming Variable-driven programming

QUESTION 9

(1/1 point)

The scope of a variable refers to:

 Its data type In which part of the memory of the computer it is stored Which parts of the program can see it Which parts of the program can see it - correct Its time duration Its maximun lenght

You have used 2 of 2 submissions

QUESTION 10

(1/1 point)

To store the percentage of students that have passes an exam with precision, we will use:

 A boolean variable An integer variable A byte variable A floating point variable A floating point variable - correct A character variable

When a primary key is referenced from another table, in this new table it is called…

 Meta key Secondary key Extra key Foreign key Foreign key - correct All of the above