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Q. What is System Prompt?
On loading (or Switching to) DOS, the screen displays C :\>, C>, A :\> or a similar message. The message displayed by DOS is called DOS Prompt or System Prompt. This prompt serves two functions:
1. It point towards that DOS is ready to accept a command from the keyboard.
2. It displays the default drive name. For example, C>, C :\>, indicates that drive C: is a default drive. DOS will use the default drive for every file operations if the user does not identify any drive name with commands.
How to detect overflow condition An overflow condition can be notice by observing the carry into the sign bit position and the carry out of sign bit position. If this carries a
Q. Perform on occurrence of an interrupt? Determining these requirements let's work out steps that CPU should perform on occurrence of an interrupt. The CPU should find
How does the Dialog handle user requests? when an action is performed ,the system triggers the PROCESS AFTER INPUT event. The data passed contains field screen data data enter
A1->A2A3 A2->A3A1|b A3->A1A2|a
List the major components of the keyboard/Display interface. a. Keyboard section b. CPU interface section c. Display section d. Scan section
What are the basic functions of Database utility? The basic features of database utility are: Make database objects. Remove database objects. Adjust database obj
What is the difference between Reply-to and Return-path in the headers of a mail function? Ans) Reply-to: Reply-to is where to deliver the respond of the mail. Return-pat
What is critical section problem? Consider a system having of 'n' processes. Each process has segment of code known as a critical section, in which the process may be changing
a. Initial State: The first or the default state the object is in. It is indicated by a solid circle. b. State: All the states an object can go in are mentioned in this. It is
Q. What is Gustafsons Law? Amdahl's law is appropriate for applications where response time is significant. On the other hand there are numerous applications that necessitate
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