WGU IT D322 Exam Questions and Answers 100% Correct
Question : The _______ keyword in SQL is used to inform
the DBMS what fields or attributes are of interest (and where they are located, i.e. which table/relation they can be found in).
Correct answer: FROM
Question : System Software
Correct answer: Which software is run automatically rather
than by the end user
Question : Which of the following best describes the purpose
of expansion slots in modern computers?
Correct answer: Expansion slots allow additional cards to be
connected to the motherboard that interface with peripheral devices
Question : STAR network
Correct answer: In this network topology ALL devices have a
single point-to-point connection with a central device.
Question : Device driver
Correct answer: ________, sometimes referred to as
middleware, facilitate the communication of hardware and software.
Question : What is the definition of a Platform as a Service
(PaaS)?
Correct answer: A Platform as a Service is the ability to
quickly and consistently develop and deliver applications.
Question : Select the statement that best describes the
difference between software and hardware.
Correct answer: Computer software is developed by writing a
program using programming language whereas computer hardware is the physical components such as memory modules and disk drives.
Question : During which generation did computers begin to
see widespread use in business?
Correct answer: Third generation
Question : IaaS (Infrastructure as a Service)
Correct answer: With ________ an IT department resources
(i.e. servers, data storage) are located outside of the organization and are accessible by anyone, anywhere.
Question : Which of the following best describes a
hierarchical database format?
Correct answer: Data are modeled using parent-child
relationships.
Question : A company's ability to recover after a disaster is
directly related to which of the following?
Correct answer: Business continuity plan
Question : What is an advantage of outsourcing?
Correct answer: Cost-effective if time is constrained
Question : Which is found on the motherboard and stores
information, but the information is not permanent?
Correct answer: RAM
Question : Which of the four main components of a computer
is described by this statement: This component executes all of
the arithmetic and logic operations and is responsible for controlling (commanding) all of the components in the computer.
Correct answer: CPU
Question : Which of the following statements best describes
the difference between information systems and information technology?
Correct answer: An information system does not have to use
computer hardware; whereas information technology requires the use of hardware and software.