shell scripting, Operating System

A friend has promised to log in at a particular time. However, he needs to be contacted as soon as he logs in. The shell script checks after every minute whether he has logged in or not. The login name should be supplied to the shell script at the command prompt. Use the until loop.
Posted Date: 4/1/2013 12:33:31 PM | Location :

Related Discussions:- shell scripting, Assignment Help, Ask Question on shell scripting, Get Answer, Expert's Help, shell scripting Discussions

Write discussion on shell scripting
Your posts are moderated
Related Questions

explain how response time are reduced by allowing time sharing on top of multiprogramming

Q. Does Windows XP offer any user-mode processes that enable it to run programs developed for other operating systems? Describe two of these subsystems. Answer: Environmental

Define lazy swapper. Rather than swapping the entire process into main memory, a lazy swapper is used. A lazy swapper never swaps a page into memory unless that page will be ne

What is linked allocation, as detailed in text? Directory has pointers to first and last blocks of file. Every block of file (except last) has pointer to the next block.

Question: a) Each process is represented in the operating system by a process control block (PCB). The PCB contains many pieces of information associated with a specific proce

Synchronization In communication among processes messages passed may be blocking or nonblocking - also called as synchronous and asynchronous. Blocking send : The sending pr

How does an operating system make multiprogramming possible by using single processor?