What is TSR in C programming?

A terminate-and-stay-resident program (commonly TSR) is a computer program running under DOS that uses a system call to return control to DOS as though it has finished, but remains in computer memory so it can be reactivated later.

What is use of TSR program?

Terminate and Stay Resident (TSR) generally refers to a special class of programs for PC-compatible computers running DOS. Examples of such programs are some network and communications programs and special virus scanner programs that monitor the use of a computer’s memory and disk drives.

What are resident programs and transient programs?

Most MS-DOS applications are transient. They load into memory, execute, terminate, and DOS uses the memory allocated to the application for the next program the user executes. Resident programs follow these same rules, except for the last. A resident program, upon termination, does not return all memory back to DOS.

What is the full form of TSR?

Webopedia Staff. Abbreviation of terminate and stay resident. Refers to DOS programs that can be memory resident (remaining in memory at all times once they are loaded).

What is a TSR file?

A TSR file is a Tracker Status report used by Subsite Electronics software that specializes in horizontal directional drilling (HDD) guidance systems for installing and maintaining underground pipe and cable.

What is a major weakness with a network host based firewall?

What is a major weakness with a network host-based firewall? Its security is dependent on the underlying operating system. What is the term for blocking an IP address that has been the source of suspicious activity?

What is transient code?

A transient code in Operating System means that it is active for just small time (useless for long time like code to check if the processor is deadlocked). So the Relocation-Register Scheme tries to allocate the memory occupied by this transient code to some other process in job Queue of Main Memory.

What is the difference between resident and non-resident programs?

For instance: a resident Indian has to file returns only in India, while a non-resident may need to file returns in the country of residence as well as in India. The status depends primarily on the period of stay in the country. In broad terms, a person is either a resident or a non-resident.

What is TSR program in Linux?

A terminate and stay resident (TSR program is one that is set up to be loaded and then remain in computer memory so that it is quickly accessible when a user presses a certain keyboard combination. TSR programs are used in Disk Operating Systems and perhaps other non-task operating systems.

What is terminate and Stay Resident (TSR program)?

Share this item with your network: A terminate and stay resident (TSR program is one that is set up to be loaded and then remain in computer memory so that it is quickly accessible when a user presses a certain keyboard combination. TSR programs are used in Disk Operating Systems and perhaps other non-task operating systems.

Do I need a TSR key for multitasking?

They aren’t needed in multitasking systems such as Windows and OS/2. TSR programs typically include calculators, clocks, and notepads. When running another program in DOS, you can press the preset keyboard key or combination of keys and the TSR program will “pop up” into view.