D386 WGU PA Questions with Verified Correct
Answers
What is used by the operating system to hold its system code and other programs?
Random access memory (RAM)
What is an example of a server operating system?
Red Hat Enterprise Linux
What is a fundamental building block of an operating system that keeps track of each
process in memory, including whether to run it or wait for some event?
Process control management
What is an example of a system call used by the POSIX API for POSIX-based systems
running UNIX, Linux, and macOS?
Read()
Which part of a hard disk drive is responsible for storing actual data?
Platters
How do computers avoid burdening the main central processing unit (CPU) with
programmed I/O (PIO)?
by offloading to a direct-memory-access controller
What is the primary function of the file system interface?
to provide a way for the system to access and use files
, There are a number of different types of components of a motherboard.
Which motherboard component is used for support of slower onboard peripherals?
southbridge
Which chipset is a set of circuitry that provides support to the slower onboard
peripherals?
Southbridge
Which cache memory is the smallest but fastest?
L1
Which memory type is stored on a drive and is referred to as a paging file?
virtual RAM
Which memory type is characterized by its independence from the CPU's external
clock?
Asynchronous DRAM
Which memory type shares a common clock signal with the computer's system-bus
clock?
Synchronous DRAM
What is used by the operating system to hold its system code and other programs?
random access memory (RAM)
What is an example of a server operating system?
Red Hat Enterprise Linux
Answers
What is used by the operating system to hold its system code and other programs?
Random access memory (RAM)
What is an example of a server operating system?
Red Hat Enterprise Linux
What is a fundamental building block of an operating system that keeps track of each
process in memory, including whether to run it or wait for some event?
Process control management
What is an example of a system call used by the POSIX API for POSIX-based systems
running UNIX, Linux, and macOS?
Read()
Which part of a hard disk drive is responsible for storing actual data?
Platters
How do computers avoid burdening the main central processing unit (CPU) with
programmed I/O (PIO)?
by offloading to a direct-memory-access controller
What is the primary function of the file system interface?
to provide a way for the system to access and use files
, There are a number of different types of components of a motherboard.
Which motherboard component is used for support of slower onboard peripherals?
southbridge
Which chipset is a set of circuitry that provides support to the slower onboard
peripherals?
Southbridge
Which cache memory is the smallest but fastest?
L1
Which memory type is stored on a drive and is referred to as a paging file?
virtual RAM
Which memory type is characterized by its independence from the CPU's external
clock?
Asynchronous DRAM
Which memory type shares a common clock signal with the computer's system-bus
clock?
Synchronous DRAM
What is used by the operating system to hold its system code and other programs?
random access memory (RAM)
What is an example of a server operating system?
Red Hat Enterprise Linux
