       . "" 
  .     "" ("Spam")  
(Monty Python). FOLDOC

sparse file ( ).   ,   -
 .       (  -
  ).       , dbm-
  /etc/utmp ( /var/adm/utmp).

spawn (). . .

special character ( ). ,   , 
            
  .        *  ?.
    .

special file ( ). .  .

spinner ( ).  GUI-    ,  -
,           -
       .

spoofing (). . IP-.

spool ().    ,     
.       ,    
.

SQL.    (Structured Query Language). , -
        
().   , SQL    ISO  ANSI 
     . FOLDOC

square bracket ( ).   ([)   (])
 .         -
       .

SSH Communications Security (SSH Communications Security). ,  -
   SSH ( ) (www.ssh.com).  Linux -
 OpenSSH.

standard error ( ). ,      -
 .         .  -
   - ,       (   
,  ).

standard input ( ). ,      .
    - ,      ( 
  ,  ).

standard output ( ). ,      -
 .     - ,     
 (    ,  ).

startup file ( ). ,       .
 Bourne Again Shell  Z Shell   .profile, a TC   . login. 
 Shell          
.cshrc.  Z Shell   ,     
ENV.

status line ( ).  ( 24-)  .   vi
       ,    
 .

994  VII. 