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发布时间:2024-07-02 03:54:33

[单项选择]It is necessary to make a(n) (abstract) while writing a report.
A. summary
B. analysis
C. discussion
D. index

更多"It is necessary to make a(n) (abstr"的相关试题:

[单项选择]It is necessary to make a(n) (abstract) while writing a report.
A. summary
B. analysis
C. discussion
D. index
[单项选择]While ( )n efficiency test on an engine, certain precautions should be observed.
A. making
B. to make
C. being made
D. made
[单项选择]While hackers with motives make headlines, they represent less than 20% of all net- work security breaches. More common are instances of authorized users accidentally winding up where they should not be and inadvertently deleting or changing data. However, the Internet introduces another concern: some Internet surfers are bound to go where they have no business and, in so doing, threaten to wipe out data to which they should not have access.
Before picking a firewall, companies need to adopt security policies. A security policy states who or what is allowed to connect to whom or what. You can group all users by department or classification. The better firewall products let you drag and drop groups in a graphical user interface (GUI) environment to define network security easily.
Two methods are most often used together to establish an Internet firewall. They are application and circuit gateways, as well as packet filtering. With application and circuit gateways, all packets a
A. Hackers and Our Defense
B. Internet Surfers’ Guide
C. Firewall: A Measure of Network Security
D. Information Technology
[单项选择]
2

While hackers with motives make headlines, they represent less than 200% of all net work security breaches. More common are instances of authorized users accidentally wind ing up where they should not be and inadvertently deleting or changing data. However, the Internet introduces another concern: some Internet surfers are bound to go where they have no business and, in so doing, threaten to wipe out data to which they should not have access.
Before picking a firewall, companies need to adopt security policies. A security policy states who or what is allowed to connect to whom or what. You can group all users by de partment or classification. The better firewall products let you drag and drop groups in a graphical user interface (GUI) environment to define network security easily.
Two methods are most often used together to establish an Internet firewall. They are application and circuit gateways, as well as packet filtering.
A. Hackers and Our Defense
B. Internet Surfers’ Guide
C. Firewall: A Measure of Network Security
D. Information Technology
[填空题]有如下程序段:
int n=0,sum=0;
while(n++,n<50)
if(n%2= =0)continue;
sum+=n;

cout<<sum;
此程序段执行的输出结果为 [8] ,while语句共执行了 [9] 次。
[填空题]有如下程序段: int n=0,sum=0; while(n++,n<50){ if(n%2= =0)continue; sum+=n; } cout<<sum; 此程序段执行的输出结果为 [8] ,while语句共执行了 [9] 次。

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