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What are wild cards and explain their usage in pattern matching in unix?
wild cards are a special set of character used by the shell to match file name .A wild card "Stand in" for other character of the file name .The file name pattern is formed by ordinary character and meta character using well defined rules . When the pattern is used as an arguments with a command , the shell first suitably expand the arguments and then executes the command . The use of wild card make easier to deal with file in UNIX * any number of character - including zero character ? single character [abc] single character - either a,b,c [a-d] any single character in the range of a to d [!abc] a single character that is not a, b, and c [!a-d] any character not in the range of a to d
When do the wild cards loses its meaning in unix?
Wildcards can lose their meaning in at least two ways; if the character is escaped by a backslash (\) or on the command line if used within single quotes (').
How are files hidden in Linux?
Files in unix operating systems with a '.' character as the first character in the filename are hidden.
What operating system has a character based interface?
ms dos. unix.
What character is used to separate component file names in a Unix pathname?
The Unix pathname format uses the forward slash (/) to separate the component parts of the path.
What is the administrator's prompt in the command line on unix?
The usual indication of running as the administrator in Unix is show a prompt that contains the '#' character as either the prompt or part of the prompt.
What is difference between text files in windows and UNIX?
Both platforms are ASCII platforms, but the difference is the line termination character. In Windows, there is a two character sequence to denote the end of the line (CR/LF sequence, 0D0A) For Unix, the line termination character is the newline character (0A), to denote the end of the text line.
What character is used to separate directory names on UNIX systems?
Forward slash ( /)
New line inside the command text?
The newline character is used to mark the end of each line in Unix/Linux. Usually the character is specified as the '\n' character, which equates to a 0x0A character in Ascii based systems.
Is balto the main canine character in Jack Londons call of the wild?
No, the main canine character in Call of the Wild is Buck.
Wild card character in c plus plus?
There is no wildcard character in C++.
Is john thorton from call of the wild a static or dynamic character?
He is a static character
