Computer Network - exercise (34%)

Original link: https://blog.csdn.net/Enderman_xiaohei/article/details/100567624

computer network

Exercises (34%)

1. Many hackers in the software buffer overflow vulnerability to attack, for this threat, the most reliable solution is ().
   A. Install a firewall
   B. Install user authentication system
   C. Install software patches related to system
   D. Install anti-virus software
   ----------------------------------------
   answer :
   C
   parsing :
   buffer overflow vulnerability is a software buffer overflow vulnerability. The best way to solve this is to install software vulnerabilities patch, patch the loophole.

2. Belonging to the following WAN is a circuit switching network ().
   ADSL A.
   BX25
   C. FRN
   D. the ATM
   ----------------------------------------
   Answer :
   A
   parsing :
   the X.25, the FRM, belong to the ATM packet switched network
   and the circuit switched part of ADSL.

Related content Reprinted from : the Greek Competition Network app

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