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If the program is in source code and stored in a file, use the 'cat' command to list out its contents.
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Which command in UNIX can search a pattern in documents and list them in line format?
Use the 'grep' command
What is a UNIX command that will count how many users have logged on and also the users list in the UNIX system?
There are many ways to do this, but the fastest and easiest is to use the 'uptime' command, which will tell you in a summary line how many users are logged in.
What command is used to list the contents of a directory recursively in Unix?
ls -lR directory
What is a list of program commands listed by topic?
A command menu.
What is a filter in Unix?
A Unix filter is a command pattern that allows the output of one command to be "piped" into the input of the next command. Commands like 'ls' which list a directory are not filters since they only generate output. Filter examples are grep, sed, sort, uniq, awk. Commands in Unix are usually filters unless they only create output, like 'ls', 'vi', etc.
What is head command in UNIX?
The 'head' command will list out certain number of lines in a file from the beginning. The standard is to list the first 25 lines, but you can change that: head -100 myfile will list out the first 100 lines of myfile.
List and execute UNIX command to display the number of words in the last 10 lines of any file?
tail -10 anyfile | wc
What would the syntax of a command to list all documents in a directory that have the extension doc?
For windows: dir *.doc For Unix/Linux: ls *.doc
Where can one find information on gettimeofday?
"gettimeofday" is a command used in Linux and Unix, thus not capitalized. If one wishes to find information on it, the person should look for a manual or a list of Linux/Unix commands with definitions.
What do you mean by 'processes' in unix environment?
A "process" is a program. In multitasking environments such as Unix or Windows - in fact, in most modern operating systems - the computer can run multiple processes at the same time. Note that not all of such processes need to have a visible window - some can be hidden from the user, until you use a special tool or command to list the processes.
What command list basic directory files?
In Linux: ls In Windows: dir
Unix list command with a time sort?
The one I use most often is: ls -lt This sorts the files by most recent date first.
