unix, Computer Engineering

Assignment Help:
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.

Related Discussions:- unix

Explain fixed arithmetic pipelines, Fixed Arithmetic pipelines We take ...

Fixed Arithmetic pipelines We take the illustration of multiplication of fixed numbers. Two fixed point numerals are added by ALU (Arithmetic and logic unit) using shift and ad

Explain about physical model, Explain about Physical model The Physical...

Explain about Physical model The Physical model describes concrete software and hardware components of system's context or implementation.

Fifo discipline, You have been retained to examine how many check-in agents...

You have been retained to examine how many check-in agents should be used at a check-in counter for a big hotel. During normal business hours, customers arrive at a rate of about 2

Raid and data stripping, Explained RAID? Ans: High performance devices ...

Explained RAID? Ans: High performance devices tend to be costly. So we can gain very high performance at a reasonable cost using a number of low-cost devices operating in paral

What are the factors determine the control signals, What are the factors de...

What are the factors determine the control signals? Contents of the control step counter Contents of the instruction register Contents of the condition code flag

Concurrently read exclusively write, Q. Concurrently read exclusively write...

Q. Concurrently read exclusively write? It's one of the models based on PRAM. In this model, processors access the memory location simultaneously for reading whereas exclusivel

Show the hypothetical instruction format of 32 bits, Q. Show the Hypothetic...

Q. Show the Hypothetical Instruction Format of 32 bits? A sample instruction format is shown in figure below. Figure: A Hypothetical Instruction Format of 32 bits

In virtual memory system addresses used by the programmer, In a virtual mem...

In a virtual memory system, the addresses used by the programmer refers to  (A) Memory space.               (B) Physical addresses.   (C) Address space.                (D) M

Explain register marker, Explain Register marker. Register marker: St...

Explain Register marker. Register marker: Strowger selectors doing searching and counting. Conversely, the crossbar switch has no 'intelligence'. Something external to the

Draw a diagram to illustrate the design pattern, Problem: (a) What show...

Problem: (a) What shows a Pattern a Pattern? (b) Which pattern is given below? Justify your answer. public class A { private static A instance = null; private A() {

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd