After calling an MS-DOS I/O function, which flag indicates that an error has occurred?

How can one make use of the "access rights byte" while operating in protected mode?

The utilization of the "access rights byte" in protected mode is a topic of inquiry?

Limited Shell Through this program, you will learn to do the following: Work with processes using fork, pipe, wait, dup2, and the exec system calls. Additional practice with a Makefile with an all target Work with the different address spaces The main idea of this program is to write a limited function shell that only runs a few programs from a menu. Perform "four" small programs to start with followed by the menu program called newshell. Part 3. firstname Program 3 would print out your first name which is passed in as an argument on the command line. This would go to the screen. Usage would be: firstname yourfirstname

What are the two most common ways to synchronise Threads?Which one provides you greater control over synchronisation?

The engineering department of a neighboring community college in Oak Ridge is looking to upgrade the operating systems used in its laboratory computers. These computers have many 16-bit engineering applications installed. The university does not have the funding to replace or upgrade the existing 16-bit software. Which of the following versions of Windows 10 Pro should the university buy for the lab computers? a) The 16-bit version b) The 32-bit version c) The 64-bit version d) The 128-bit version e) The 8-bit version f) The 6-BYTE version g) None of these! Buy a supercomputer

Which of the following are true statements? O A pointer provides an indirect means of accessing the value of a particular data item. O The use of the TimerOne library has no impact on the use of PWM on any of the digital pins. O 12C bus is a two-wire digital communication protocol. O To use the use the 12C communication protocol on the Arduino, you must include the wire.h library. Every device on an 12C bus uses the same address.

Which registers does the CPU automatically save on the stack when responding to an exception request?   List the changes in memory and CPU core registers after the CPU responds to an exception request but before it executes the first instruction of the exception handler