2025年10月20日来源:信管网 作者:cnitpm
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网络工程师每日一练试题内容(2025/10/19)
试题1
以下叙述中,不属于无源光网络优势的是()。查看答案
试题参考答案:D
试题解析与讨论:www.cnitpm.com/exam/ExamDay.aspx?t1=8&day=2025/10/19
试题2
路由器收到一个目标地址为201.46.17.4的数据包,应将该数据包发往()子网。查看答案
试题参考答案:B
试题解析与讨论:www.cnitpm.com/exam/ExamDay.aspx?t1=8&day=2025/10/19
试题3
使用 150DPI 的扫描分辨率扫描一幅 3×4 英寸的彩色照片,得到原始的 24 位真彩色图像 的数据量是( )Byte。
A.1800
B.90000
C.270000
D.810000
查看答案
试题参考答案:D
试题解析与讨论:www.cnitpm.com/exam/ExamDay.aspx?t1=8&day=2025/10/19
试题4
在Nginx配置中,()块用于定义虚拟主机?查看答案
试题参考答案:B
试题解析与讨论:www.cnitpm.com/exam/ExamDay.aspx?t1=8&day=2025/10/19
试题5
VLAN帧的最大帧长是(1)字节,VLAN帧中的(2)字段用于标识不同的VLAN。查看答案
试题参考答案:D、C
试题解析与讨论:www.cnitpm.com/exam/ExamDay.aspx?t1=8&day=2025/10/19
试题6
Linux有三个查看文件的命令,若希望能够用光标上下移动来查看文件内容,应使用 ( ) 命令。
A、cat
B、more
C、less
D、menu
查看答案
试题参考答案:C
试题解析与讨论:www.cnitpm.com/exam/ExamDay.aspx?t1=8&day=2025/10/19
试题7
以下关于闪存(Flash Memory)的描述中,错误的是( )。查看答案
试题参考答案:C
试题解析与讨论:www.cnitpm.com/exam/ExamDay.aspx?t1=8&day=2025/10/19
试题8
Network security consists of policies and practices to prevent and monitor (1) access,misuse, modification, or denial of a computer network and network-accessible resources.Network security involves the authorization of access to data in a network, which is controlled by the network(2).Users choose or are assigned an ID and password or other authenticating information that allows them to access to information and programs within their authority.Network security secures the network, as well as protecting and overseeing operations being done. The most common and simple way of protecting a network resource is by assigning it a (3) name and a corresponding password. Network security starts with authentication. Once authenticated,a(4)enforces access policies such as what services are allowed to be accessed by the network users.Though effective to prevent unauthorized access, this component may fail to check potentially harmful content such as computer(5)or Trojans being transmitted over the network.查看答案
试题参考答案:A、D、B、A、C
试题解析与讨论:www.cnitpm.com/exam/ExamDay.aspx?t1=8&day=2025/10/19
试题9
若文件系统容许不同用户的文件可以具有相同的文件名,则操作系统应采用 ( ) 来实现。
A、索引表
B、索引文件
C、指针
D、多级目录
查看答案
试题参考答案:D
试题解析与讨论:www.cnitpm.com/exam/ExamDay.aspx?t1=8&day=2025/10/19
试题10
关于Internet域名服务系统的描述中,正确的是:查看答案
试题参考答案:B
试题解析与讨论:www.cnitpm.com/exam/ExamDay.aspx?t1=8&day=2025/10/19
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