Subject
Computer Science
Topic
Computer Fundamental
Which x86 execution mode provides the basic 8086-style programming environment without Protected Mode privilege rings?
Which x86 execution mode provides the basic 8086-style programming environment without Protected Mode privilege rings?
a)
Protected Modeb)
Long Modec)
System Management Moded)
Real ModeExplanation
Real Mode preserves the basic 8086-style execution model and does not provide the privilege-ring protection mechanisms of Protected Mode.Related questions
According to the master PDF, which CPU execution mode provides memory segmentation and privilege protection rings for isolating applications from the kernel?Which processor family introduced x86 Protected Mode?Which x86 processor extended Protected Mode with major 32-bit capabilities?Which x86 mode was introduced with the 80386 to support execution of 8086-style programs under a protected multitasking environment?Which execution mode is associated with x86-64 64-bit operation?What is Compatibility Mode in x86-64?Which mode is entered by a System Management Interrupt (SMI)?Which of the following is an operating-system diagnostic startup option rather than an x86 CPU execution mode?