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单选题
What happens when you issue the ping 172.19.102.2 count 5 command?（）
A
ICMP echo requests are sent to 172.19.102.2 in five-millisecond intervals.
B
ICMP echo requests are sent to 172.19.102.2 until five packets are dropped.
C
ICMP echo requests are sent to 172.19.102.2 five times.
D
ICMP echo requests are sent continuously to 172.19.102.2 for five seconds.
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更多 “单选题What happens when you issue the ping 172.19.102.2 count 5 command?（）A ICMP echo requests are sent to 172.19.102.2 in five-millisecond intervals.B ICMP echo requests are sent to 172.19.102.2 until five packets are dropped.C ICMP echo requests are sent to 172.19.102.2 five times.D ICMP echo requests are sent continuously to 172.19.102.2 for five seconds.” 相关考题
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The count parameter creates a counter that you can view with the show firewall command.B
The count parameter allows the router to count the number of pings for logging purposes.C
The count parameter allows the router to pause for 1000 seconds before sending out a ping.D
The count parameter allows the router to send out 1000 pings and then stop.
考题
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The bypass-routing parameter cannot be used on a T1 interface.C
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考题
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考题
单选题What happens when you issue the ping 172.19.102.2 count 5 command?（）A
ICMP echo requests are sent to 172.19.102.2 in five-millisecond intervals.B
ICMP echo requests are sent to 172.19.102.2 until five packets are dropped.C
ICMP echo requests are sent to 172.19.102.2 five times.D
ICMP echo requests are sent continuously to 172.19.102.2 for five seconds.
考题
单选题Examine this statement: SELECT student_id, gpa FROM student_grades WHERE gpa value; You run the statement once, and when prompted you enter a value of 2.0. A report is produced. What happens when you run the statement a second time?（）A
An error is returned.B
You are prompted to enter a new value.C
A report is produced that matches the first report produced.D
You are asked whether you want a new value or if you want to run the report based on the previous value.
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