Latest 2026 WGU D075 OA Questions
Verified with correct answers
Which type of device is an ethernet card?
*Network interface controller (NIC)
*Network firewall hardware
*Network operating system (NOS)
*Network server hardware- correct answer>>>Network interface controller (NIC)
What is the purpose of a MAC address?
*To uniquely identify an internet URL
*To uniquely identify a computer motherboard
*To uniquely identify an email client
*To uniquely identify a computer on a network- correct answer>>>To uniquely identify a
computer on a network
Which topology implements a network where if the central hub fails, all nodes attached
to the hub will also fail?
*A mesh topology
*A linear bus topology
*A star topology
*A ring topology- correct answer>>>A star topology
A local drafting firm has a secured local area network that uses Ethernet cables to
connect to client computers.
After ensuring that the computer is connected to the network, what must a user provide
to in order to be authenticated?
*An encryption key
*A MAC address
*A digital signature
*A password- correct answer>>>A password
Many websites keep track of a user's actions and information. They store much of this
information on the user's computer in a private folder on the hard drive.
What are these very small files called?
*Tracking URLs
*Tracking data
*Tracking cookies
*Tracking packages- correct answer>>>Tracking cookies
What is the purpose of a universal serial bus (USB) on a laptop or desktop computer?
*It allows for universal data transmission to various types of wireless networks.
, *It provides a wired ethernet connection to the network.
*It serves as an internal transmission bus between components within the computer.
*It allows the computer to connect peripheral devices.- correct answer>>>It allows the
computer to connect peripheral devices.
Which category of software includes programs such as word processors and PDF
document readers?
*Application software
*Project software
*System software
*Utility software- correct answer>>>Application software
What is the defining characteristic of a part of a system that is considered a point of
failure?
*It is a part of the system that has failed.
*It causes everything to stop if it fails.
*It causes a security risk if it fails.
*It is prone to frequent failure.- correct answer>>>It causes everything to stop if it fails.
A large heating and air conditioning company provides each employee with a small
computing device that the employees use to track work and accept payments.
Which term refers specifically to this type of device?
*Peripheral computer
*Microcomputer
*Minicomputer
*Handheld computer- correct answer>>>Handheld computer
What is the major function of a computer operating system?
*Data management
*Application program management
*Network management
*Computer resource management- correct answer>>>Computer resource management
Within a productivity suite, which method of selecting static data from one application
and copying it to another application requires the use of temporary memory?
*File transfer
*Object embedding
*Object linking
*Copy and paste- correct answer>>>Copy and paste
What are the basic components, in addition to computers, that are required for a local
network to function?
*Ethernet cards, a common protocol, ethernet cables, and a hub
*Ethernet cards, a modem, a router, and a network database
*Internet connection, a network interface controller, and a cabling system
Verified with correct answers
Which type of device is an ethernet card?
*Network interface controller (NIC)
*Network firewall hardware
*Network operating system (NOS)
*Network server hardware- correct answer>>>Network interface controller (NIC)
What is the purpose of a MAC address?
*To uniquely identify an internet URL
*To uniquely identify a computer motherboard
*To uniquely identify an email client
*To uniquely identify a computer on a network- correct answer>>>To uniquely identify a
computer on a network
Which topology implements a network where if the central hub fails, all nodes attached
to the hub will also fail?
*A mesh topology
*A linear bus topology
*A star topology
*A ring topology- correct answer>>>A star topology
A local drafting firm has a secured local area network that uses Ethernet cables to
connect to client computers.
After ensuring that the computer is connected to the network, what must a user provide
to in order to be authenticated?
*An encryption key
*A MAC address
*A digital signature
*A password- correct answer>>>A password
Many websites keep track of a user's actions and information. They store much of this
information on the user's computer in a private folder on the hard drive.
What are these very small files called?
*Tracking URLs
*Tracking data
*Tracking cookies
*Tracking packages- correct answer>>>Tracking cookies
What is the purpose of a universal serial bus (USB) on a laptop or desktop computer?
*It allows for universal data transmission to various types of wireless networks.
, *It provides a wired ethernet connection to the network.
*It serves as an internal transmission bus between components within the computer.
*It allows the computer to connect peripheral devices.- correct answer>>>It allows the
computer to connect peripheral devices.
Which category of software includes programs such as word processors and PDF
document readers?
*Application software
*Project software
*System software
*Utility software- correct answer>>>Application software
What is the defining characteristic of a part of a system that is considered a point of
failure?
*It is a part of the system that has failed.
*It causes everything to stop if it fails.
*It causes a security risk if it fails.
*It is prone to frequent failure.- correct answer>>>It causes everything to stop if it fails.
A large heating and air conditioning company provides each employee with a small
computing device that the employees use to track work and accept payments.
Which term refers specifically to this type of device?
*Peripheral computer
*Microcomputer
*Minicomputer
*Handheld computer- correct answer>>>Handheld computer
What is the major function of a computer operating system?
*Data management
*Application program management
*Network management
*Computer resource management- correct answer>>>Computer resource management
Within a productivity suite, which method of selecting static data from one application
and copying it to another application requires the use of temporary memory?
*File transfer
*Object embedding
*Object linking
*Copy and paste- correct answer>>>Copy and paste
What are the basic components, in addition to computers, that are required for a local
network to function?
*Ethernet cards, a common protocol, ethernet cables, and a hub
*Ethernet cards, a modem, a router, and a network database
*Internet connection, a network interface controller, and a cabling system
