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Test Your Knowledge in Computers #555
Difficulty: Easy
In C, if double b = 3.14159265359; printf("b=%10f ", b); then the output with be b=3.141593
True or False?
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clear_locks(1m) [bsd man page]

clear_locks(1M) 					  System Administration Commands					   clear_locks(1M)

NAME
clear_locks - clear locks held on behalf of an NFS client SYNOPSIS
/usr/sbin/clear_locks [-s] hostname DESCRIPTION
The clear_locks command removes all file, record, and share locks created by the hostname and held on the current host, regardless of which process created or owns the locks. This command can be run only by the super-user. This command should only be used to repair the rare case of a client crashing and failing to clear held locks. Clearing locks held by an active client may cause applications to fail in an unexpected manner. OPTIONS
-s Remove all locks created by the current machine and held by the server hostname. OPERANDS
The following operands are supported: hostname name of host server EXIT STATUS
0 Successful operation. 1 If not root. 2 Usage error. 3 If unable to contact server (RPC). ATTRIBUTES
See attributes(5) for descriptions of the following attributes: +-----------------------------+-----------------------------+ | ATTRIBUTE TYPE | ATTRIBUTE VALUE | +-----------------------------+-----------------------------+ |Availability |SUNWcsu | +-----------------------------+-----------------------------+ SEE ALSO
fcntl(2), attributes(5) SunOS 5.10 6 Oct 2004 clear_locks(1M)

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clear_locks(1M) 					  System Administration Commands					   clear_locks(1M)

NAME
clear_locks - clear locks held on behalf of an NFS client SYNOPSIS
/usr/sbin/clear_locks [-s] hostname DESCRIPTION
The clear_locks command removes all file, record, and share locks created by the hostname and held on the current host, regardless of which process created or owns the locks. This command can be run only by the super-user. This command should only be used to repair the rare case of a client crashing and failing to clear held locks. Clearing locks held by an active client may cause applications to fail in an unexpected manner. OPTIONS
-s Remove all locks created by the current machine and held by the server hostname. OPERANDS
The following operands are supported: hostname name of host server EXIT STATUS
0 Successful operation. 1 If not root. 2 Usage error. 3 If unable to contact server (RPC). ATTRIBUTES
See attributes(5) for descriptions of the following attributes: +-----------------------------+-----------------------------+ | ATTRIBUTE TYPE | ATTRIBUTE VALUE | +-----------------------------+-----------------------------+ |Availability |SUNWcsu | +-----------------------------+-----------------------------+ SEE ALSO
fcntl(2), attributes(5) SunOS 5.10 6 Oct 2004 clear_locks(1M)

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