Tag: operating systems

1 sed 's/ */$//' test1

2 sed 's/ *$//' test1

3 sed 's/ *$//' test1

4 sed 's/ *$\/\/' test1

Ken Thompson

Dennis Ritchie

John Crosswhite

Douglas McIlroy

System V at AT&T lab

BSD (Berkeley Software Distribution)

Solaris at Sun Microsystems

MAC OS X at Apple

All of the above

Everything need to be done only by using commands.

It is command oriented

Easy to Use

User Friendly

Perl

Rubby

Shell

Java/ajax

Awk

Putty

Secure CRT

Telnet

Exceed

Only First and Second

First,Second and Third

A-2, B-3, C-4-, D-1, E- 5

A-1, B-5, C-4, D-3, E-2

A-1, B-4,C-5,D-2, E-3

Non of The above

Boot | Super | Data| Inode

Super | Boot | Data | Inode

Boot | Super | Inode | Data

Inode | Boot | Super | Data

Non of the above

1968

1871

1969

1975

Non

C

Bourne

Bash

Korn