What is the purpose of using VPN hardware acceleration equipment?（）
A. To offload encryptions functions from router memory
B. To use WebVPN instead of IPSec
C. To decrease performance and efficiency
D. To offload encryption functions from a router CPU
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复合材料修理需要采用抽真空的办法对修理部位施加压力，必须至少保持多大的压力（）？
A. 76in
B. 50in
C. 44in
D. 22in
新时期党和政府为发展社会主义民主政治，采取的举措是（）。 ①完善人民代表大会制度和国家领导体制 ②通过了《中华人民共和国村民委员会组织法》 ③确立了“长期共存，互相监督”的方针 ④1984年政府颁布施行《中华人民共和国民族区域自治法》
A. ①②③
B. ②③④
C. ①②④
D. ①②③④
Which three statements correctly describe the Cisco Validated Designs program? （）(Choose three.)
A. includes three design levels
B. incorporates products and technologies into enterprise, service provider, and commercial systems
C. extends the value of designs through a sustained development plan
D. does not factor customer input design process
E. facilitates faster and more reliable customer deployments
F. incorporates a narrow range of technologies and product
JD-IA型计算机联锁系统，每日应至少（）巡视计算机房，观察计算机联锁的正常工作状态。
A. 一次
B. 两次
C. 三次
D. 四次
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