WGU C182 OBJECTIVE ASSESSMENT EXAM,
STUDY GUIDE AND PRACTICE EXAM /WGU C
182 INTRODUCTION TO TECHNOLOGY OA 300
QUESTIONS AND CORRECT DETAILED
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ANSWERS (VERIFIED ANSWERS) |ALREADY
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Which component facilitates communication between the
other two components in the MVC architecture model? -
....ANSWER...controller
What is the difference between a compiled and interpreted
computer language? - ....ANSWER...compiler translates an
entire program into executable progam which can be run at a
later time, while the interpreter does this incrementally.
Which two languages have traditionally been used for
automation rather than software development? -
....ANSWER...TCL and Python because they are scripting
languages
Which is true of databases and the application that interact
with them? - ....ANSWER...Applications are interdependent
with the database.
What is another term for a formula that outlines how to
execute a task? - ....ANSWER...Algorithm
What is the role of drivers in facilitating communication
between application and databases? - ....ANSWER...They
allow the ODBC to be used for interactions with the
database and applications.
Which sql clause is used to inform the database management
system which table should be interrograted by the query? -
....ANSWER...FROM
Which data type is used to represent product order code that
comprises alphanumeric characters? - ....ANSWER...String
data
Why is it important to ensure that data support business
goals? - ....ANSWER...To aid in making strategic decisions.
In which category of the DIKW hierarchy would business
intelligence be located? - ....ANSWER...Knowledge
Which field must contain a unique value in order for a
relational database table to function? -
....ANSWER...primary key
What are the three main categories of databases? -
....ANSWER...Flat file, relational, and hierarchal
What is the database administrators role in security? -
....ANSWER...To institute protocols to protect the databases
from external threats.
A single chip process developed in 1974 by IBM -
....ANSWER...microprocessor
Over the years, the number of transisters that can be placed
on a chip has increased by how much? - ....ANSWER...By
orders of maginitude rather than linearly
What is the phenomenon observed that the number of
transistors on a chip doubles every year and will continue
for at least the next ten years? - ....ANSWER...Moore's law
How long has Moore's law continued to be a trend? -
....ANSWER...from 1965 to the present
Is moore's law an observation or a physical law? -
....ANSWER...observation
The fetch-execute cycle is performed in an overlapped
fashion on several instructions. - ....ANSWER...pipelines
cpu
a programming language that is a lengthy list of 1s and 0s. -
....ANSWER...machine language
An early language translator that would translate an
assembly program into machine language. -
....ANSWER...assemblers
Language that consists of English words, mathematical
notation, and familiar syntax such as a semicolon used to
end statements. - ....ANSWER...high level language
What was the operation system called in the early 1960s? -
....ANSWER...a resident monitor
Which statement allowed the programmer to transfer control
from any location in a progam to anywhere else in the
program? - ....ANSWER...GOTO
What does the GOTO statement create? -
....ANSWER...spaghetti code
What replaced the GOTO statement with high level control
constructs such as while loops, and if-else statements, and is
not allowed to use the GOTO statement? -
....ANSWER...structured programming
A stand alone entity that would be programmed to handle its
own internal methods as well as messages received from
other objects. - ....ANSWER...An object
What is the main difference between a compiled language
and an interpreted language? - ....ANSWER...An interpreted
language runs inside of a special environment called the
interpreter.
When a programmer enters a command, what converts that
command to machine language and executes it? -
....ANSWER...the interpreter
perl, php, ruby, python, and asp are interpreted languages
that are also what other type of language? -
....ANSWER...scripting languages
Relies on a session and allows you to test out an idea
because they are executed as they're written. -
....ANSWER...interpreter [Show Less]