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

Op code mnemonics in assembly language, Op code mnemonics: Instruction...

Op code mnemonics: Instructions  (statements)  in  assembly  language  are  usually  very  simple,  unlike  those that in  high-level languages. Usually, an opcode is a symbol

Research methods, Building on their knowledge of research methods and their...

Building on their knowledge of research methods and their interest in a particular aspect of information technology this assessment enables students to put this knowledge into prac

Importance of using module-instance parameter, Using Module-Instance Parame...

Using Module-Instance Parameter: Parameter values can be overridden while a module is instantiated. New parameter values are passed at the time of module instantiation. Top-

Determine the output of SR flip flop when S=1 and R=0, The output of SR fli...

The output of SR flip flop when S=1, R=0 is ? Ans. When for the SR flip-flop S=set i/p R=reset i/p, as S=1, R=0, Flip-flop will be set means output will be one.

Explain the significance of encryption, Problem: (i) What are the main...

Problem: (i) What are the main threats that an organisation holding sensitive data, such as Public Data, on computer storage must guard against? (ii) To protect such data,

what are the advantages of threads over processes, What are the advantages...

What are the advantages of threads over processes? Some of the useful threads offer over processes includes: i)   It does not take more time to create and finished a new thr

Design a sample counter, Let's design a synchronous BCD counter. A BCD coun...

Let's design a synchronous BCD counter. A BCD counter follows a sequence of ten states and returns to 0 after count of 9. These counters are also known as decade counters. This typ

Routines which handle dynamic processes, Q. Routines which handle dynamic p...

Q. Routines which handle dynamic processes? number of routines which handle dynamic processes:  int pvm_joingroup( char *group ) Enrolls calling process in a na

Security protocols used for e-commerce applications, Explain dissimilar sec...

Explain dissimilar security protocols used for e-commerce applications.   The e-commerce systems of today are composed of a number of components including: a commerce server, d

What is race condition, What is Race condition? Race condition: The c...

What is Race condition? Race condition: The circumstances where several processes access - and manipulate shared data-concurrently. The last value of the shared data depends

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