D278 Exam Prep Test Questions With 100% Verified Answers
What does a programmer do first to use an existing programming library? - -Include
the library
Page | 1
What relationship is common among a programming library's functions? - -Functions
all relate to the same purpose.
What is an advantage of using a programming library? - -The code has already been
tested.
Which language is dynamically typed? - -Python
Which language is not built on object-oriented design principles? - -C
A language substantially supports a programmer creating items like person, teacher, and
students. Each item has internal data and some operations.
Which characteristic describes that language? - -Object-oriented
A programmer wants a compiler to report an error if an integer variable is assigned with a
string.
Which type of language should the programmer use? - -Statically Typed
A language uses tags around text to indicate how that text should be formatted.
, Which characteristic describes a language having such tags? - -Markup
What is a characteristic of compiled language? - -Converts to machine language
Page | 2 before running
What is a characteristic of interpreted programs? - -They can be modified at run time
Which characteristic specifically describes a markup language? - -Tags surround text
to describe desired formatting
Which characteristic specifically describes interpreted language? - -They can run on
any machine having the right interpreter
Which data type is used for items that are measured in length? - -Float
What is the purpose of parentheses () in a programming expression? - -To group
expressions
Which data type should be used to keep track of how many planes are in a hanger? -
-Integer
What is a valid user-defined function name? - -Variable identifier
What is the return value of a function? - -Output of a function
What does a programmer do first to use an existing programming library? - -Include
the library
Page | 1
What relationship is common among a programming library's functions? - -Functions
all relate to the same purpose.
What is an advantage of using a programming library? - -The code has already been
tested.
Which language is dynamically typed? - -Python
Which language is not built on object-oriented design principles? - -C
A language substantially supports a programmer creating items like person, teacher, and
students. Each item has internal data and some operations.
Which characteristic describes that language? - -Object-oriented
A programmer wants a compiler to report an error if an integer variable is assigned with a
string.
Which type of language should the programmer use? - -Statically Typed
A language uses tags around text to indicate how that text should be formatted.
, Which characteristic describes a language having such tags? - -Markup
What is a characteristic of compiled language? - -Converts to machine language
Page | 2 before running
What is a characteristic of interpreted programs? - -They can be modified at run time
Which characteristic specifically describes a markup language? - -Tags surround text
to describe desired formatting
Which characteristic specifically describes interpreted language? - -They can run on
any machine having the right interpreter
Which data type is used for items that are measured in length? - -Float
What is the purpose of parentheses () in a programming expression? - -To group
expressions
Which data type should be used to keep track of how many planes are in a hanger? -
-Integer
What is a valid user-defined function name? - -Variable identifier
What is the return value of a function? - -Output of a function
