mkdir ("xxxx",0755); #xxxx has the absolute path
system ("clt setview zzzzz-view; \`cp  /vobs/qa/common/yy.txt xxxx\`");
print "Copy has completed successfully\n";

##</code><code>##

system (". clt setview zzzzz-view; \`cp  /vobs/qa/common/yy.txt xxxx\`");