D386 WGU PA exam questions with |\ |\ |\ |\ |\ |\
answers
What is used by the operating system to hold its system code
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
and other programs? - CORRECT ANSWERS ✔✔Random access
|\ |\ |\ |\ |\ |\ |\ |\
memory (RAM) |\
What is an example of a server operating system? - CORRECT
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
ANSWERS ✔✔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? - CORRECT ANSWERS ✔✔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? - |\ |\ |\ |\ |\ |\ |\ |\
CORRECT ANSWERS ✔✔Read() |\ |\
Which part of a hard disk drive is responsible for storing actual
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
data? - CORRECT ANSWERS ✔✔Platters
|\ |\ |\ |\
How do computers avoid burdening the main central processing
|\ |\ |\ |\ |\ |\ |\ |\ |\
unit (CPU) with programmed I/O (PIO)? - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\ |\ |\
✔✔by offloading to a direct-memory-access controller
|\ |\ |\ |\ |\
, What is the primary function of the file system interface? -
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
CORRECT ANSWERS ✔✔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? - CORRECT ANSWERS ✔✔southbridge
|\ |\ |\ |\ |\
Which chipset is a set of circuitry that provides support to the
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
slower onboard peripherals? - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\
✔✔Southbridge
Which cache memory is the smallest but fastest? - CORRECT
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
ANSWERS ✔✔L1 |\
Which memory type is stored on a drive and is referred to as a
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
paging file? - CORRECT ANSWERS ✔✔virtual RAM
|\ |\ |\ |\ |\ |\
Which memory type is characterized by its independence from
|\ |\ |\ |\ |\ |\ |\ |\ |\
the CPU's external clock? - CORRECT ANSWERS ✔✔Asynchronous
|\ |\ |\ |\ |\ |\ |\ |\
DRAM
Which memory type shares a common clock signal with the
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
computer's system-bus clock? - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\
✔✔Synchronous DRAM |\
answers
What is used by the operating system to hold its system code
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
and other programs? - CORRECT ANSWERS ✔✔Random access
|\ |\ |\ |\ |\ |\ |\ |\
memory (RAM) |\
What is an example of a server operating system? - CORRECT
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
ANSWERS ✔✔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? - CORRECT ANSWERS ✔✔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? - |\ |\ |\ |\ |\ |\ |\ |\
CORRECT ANSWERS ✔✔Read() |\ |\
Which part of a hard disk drive is responsible for storing actual
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
data? - CORRECT ANSWERS ✔✔Platters
|\ |\ |\ |\
How do computers avoid burdening the main central processing
|\ |\ |\ |\ |\ |\ |\ |\ |\
unit (CPU) with programmed I/O (PIO)? - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\ |\ |\
✔✔by offloading to a direct-memory-access controller
|\ |\ |\ |\ |\
, What is the primary function of the file system interface? -
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
CORRECT ANSWERS ✔✔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? - CORRECT ANSWERS ✔✔southbridge
|\ |\ |\ |\ |\
Which chipset is a set of circuitry that provides support to the
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
slower onboard peripherals? - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\
✔✔Southbridge
Which cache memory is the smallest but fastest? - CORRECT
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
ANSWERS ✔✔L1 |\
Which memory type is stored on a drive and is referred to as a
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
paging file? - CORRECT ANSWERS ✔✔virtual RAM
|\ |\ |\ |\ |\ |\
Which memory type is characterized by its independence from
|\ |\ |\ |\ |\ |\ |\ |\ |\
the CPU's external clock? - CORRECT ANSWERS ✔✔Asynchronous
|\ |\ |\ |\ |\ |\ |\ |\
DRAM
Which memory type shares a common clock signal with the
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
computer's system-bus clock? - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\
✔✔Synchronous DRAM |\
