1. Which of the following statements about HTTP protocol are true? (the number of correct answers: 2)(Select 2answers)

A) HTTP is based on TCP/IP protocol
B) HTTP protocol support state keeping
C) HTTP request supports methods like: GET, POST, PUT, HEAD, etc.
D) Response code 200 in HTTP protocol means exception on server side



2. Which of the following statements is true about HTTP protocol?

A) HTTP is a network layer protocol
B) the data transmitted by this protocol is auto-encrypted
C) default service port is 80
D) HTTP protocol can't be used to transmit file



3. Which of following elements are included in a TCP/IP based route tableï¼?(the number of correct answers: 3)(Select 3answers)

A) Network Destination
B) Netmask
C) Mac Address
D) Gateway IP
E) Port


4. Which of the following statements about IPV6 and IPV4 are true? (the number of correct answers: 2)(Select 2answers)

A) IPV6 has bigger route table size
B) IPV6 address length upper limit is 128 bits
C) No network switch device is needed when using IPV6 protocol to transfer data
D) IPV6 has more simplified header



5. Which of the following logs can be accessed through ECS logs provided by Alibaba Cloud? (the number of correct answers: 2)(Select 2answers)

A) OS system log
B) Hypervisor log
C) Application log
D) Cloud platform log