defined set of steps that can be used to complete a task.
a set of steps that can be used to complete a task.
a random set of steps that can be used to complete a task.
an order of doing things correctly to complete something.
Question 2
Question
Sequence is when...
Answer
instructions are executed one after another.
instructions are executed one after another in a series.
instructions are executed by the user.
instructions are executed one after another but not always in series.
Question 3
Question
Selection is when...
Answer
a program will execute instructions regardless of what the use does.
a program will execute certain instructions based upon the users actions.
a program will execute certain instructions based on conditions.
a program will execute all instructions regardless of what the user does.
Question 4
Question
Selection statements include...
Answer
IF, THEN, ELSE & CASE
IF,ELSE & CASE
IF, THAN, ELSE & CASE
IF, THEN, ELSE, ELIF & CASE
Question 5
Question
In computer programming 'iteration' is used to...
Answer
loop around and around a piece of code until the correct answer is chosen.
loop around a piece of code until a condition is met that activates the next part of the program.
loop around and around a piece of code until a condition is met that ends the iteration.
loop twice around a piece of code until a condition is met that ends the iteration.
Question 6
Question
In programming a translator is used to convert different programming languages into machine code. There are
three types...
Answer
Assembler, interpreter & compiler.
Assembler, identifier & compiler.
Assembler, identifier & interpreter.
Compiler, identifier & interpreter.
Question 7
Question
An interpreter is a translator that converts high level languages into machine code. It does this by...
Answer
working three lines at a time, checking syntax, converting to machine code and executing the code.
working one line at a time, converting to machine code, checking syntax and executing the code.
working one line at a time, checking syntax, converting to machine code and executing the code.
working three lines at a time, converting to machine code, checking syntax and executing the code.
Question 8
Question
A compiler is a translator that converts high level programming languages into machine code. It does this by...
Answer
working through the whole program (source code), checking the syntax, then converting to machine code and creating an object. The object code is executed not the source code.
working through the whole program (source code), then converting to machine code and creating an executable object. The object code is executed not the source code.
working through the whole program (source code) one line at a time, checking the syntax, then converting to machine code and creating an executable object. The object code is executed not the source code.
working through the whole program (source code), checking the syntax, then converting to machine code and creating an executable object. The object code is executed not the source code.
Question 9
Question
An assembler translator...
Answer
converts assembly language programs into machine code.
converts programs created in any language into machine code
converts programs created in any high level language into machine code
Question 10
Question
Syntax is a set of rules that defines how a program statements must be written in order for the translator to understand them. A syntax error is...
Answer
an error in the spelling of program statements.
an error in the format of the program statements such as missing keywords.
an error in the format of the program statements such as missing semi-colons or keywords spelt incorrectly.
an error in the punctuation of program statements.
Question 11
Question
Logic errors in programs are...
Answer
errors in program statements that means the outcome is unexpected, even though the program will run.
errors in the algorithm that means the outcome is expected, even though the program will run.
errors in the algorithm that means the outcome is unexpected, even though the program will run.
errors in the algorithm that means the outcome returns nothing as the program will not run.
Question 12
Question
An integer is a data type that typically takes up 2 bytes of memory. Which of the following is an integer?
Answer
2.6
"2.6"
26
26.0
Question 13
Question
A real number (or float) is a data type for fractional numbers that typically takes up 4 bytes of memory. Which of the
following is a real number?
Answer
26
"26.0"
260
2.60
Question 14
Question
A string is a data type that typically takes up 1 byte per character. Which of the following is a string?
Answer
hello world
"!h3ll0 world4"
"hello w0rld
h3llo world"
Question 15
Question
What is the main difference between a constant and a variable?
Answer
A constant's value remains the same where as a variables value can change.
A constant's value only changes if a variables value changes.
A constant's value remains the same where as a variables value can be changed by the user.
A constant's value remains the same where as a variables value can change be changed, but only once.