They give different information, for one thing. The 'who' command is only useful for users who are currently logged into the system. It also gives log in information about when they logged in and from where. It won't tell you who they are (other than there log in name).
The finger command will give information like a white pages - who the person is, where their office is, telephone number, a plan and project if they have one. It may be used whether or not the user is logged in. It also will tell you if you can communicate with them.
Unix commands
No difference, really. Unix is an OS (Operating System)
cmp file1 file2
what are similarities and differences between linux and unix?
Commands you use in a Unix based computer OS to achieve certain things. Similar to MS/DOS commands in Windows. Mostly used in computers running the Linux OS. unix command
The lp and lpr commands are the traditional commands used to print jobs on UNIX.
Unix is an operating system, Java is a language.
It would take a very long time to learn all of the Unix commands, and frankly, that isn't necessary. Most Unix users have a subset of commands they use all the time, and that is how they learn them.
Difference: Back in the days before Microsoft Windows dominated the PC market, operating system were controlled by commands. Prior to MS-Windows, PC users were required to learn these commands in order to perform routine tasks. During the 1980s, Microsoft DOS dominated the PC market while the early UNIX command systems were used on larger multi-processing servers. The main difference between UNIX and DOS is that DOS was originally designed for single-user systems, while UNIX was designed for systems with many users. While PC's have evolved into GUI interfaces such as Windows, UNIX systems have never evolved into GUI environments. Hence, The Oracle professional must master a bewildering number of cryptic UNIX commands in order to manage their Oracle databases, both on Windows NT and UNIX. One of the most confounding issues for the UNIX neophyte is being confronted with a complex UNIX command. The cryptic nature of UNIX is such that even the most seasoned UNIX professional may have trouble deciphering the purpose of the command. Because UNIX and MS-DOS were developed at the same time they share some common syntax, and the UNIX neophyte will be happy to find many common commands and concepts.Similarities: Both has CLI option and both are quick.
Since there isn't a UNIX 95 or UNIX 98 per se, I think you are referring to Windows 95 or Windows 98..
Unix is the name of an Operating System (software) and Cisco is the name of a technology company.
unix is a multiuser operating system but widows is a single user operating system.