A. SELECT order_type,COUNT(*) FROM orders WHERE order_type=order_type;
B. SELECT order_type,COUNT(*) FROM orders GROUP BY order_type;
C. SELECT AUTO_COUNT FROM orders COUNT order_type;
D. SELECT COUNT(*) FROM orders ORDER BY order_type;
E. COUNT(SELECT order_type FROM orders);
A. Option D
B. Option C
C. Option A
D. Option B
A. core
B. quota
C. ulimit
D. edquota
A. export LANGUAGE="pt"
B. export LC_MESSAGES="pt"
C. export UI_MESSAGES="pt"
D. export MESSAGE="pt"
E. export ALL_MESSAGES="pt"
A. Option E
B. Option D
C. Option C
D. Option A
E. Option B
A. /etc/ssh/sshd_config
B. /etc/ssh/ssh_config
C. /etc/ssh/server
D. /etc/ssh/ssh_server
E. /etc/ssh/ssh
A. multi on
B. hosts: files dns
C. 192.168.168.4 dns-server
D. include /etc/nsswitch.d/
