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发布时间:2023-10-02 14:06:23

[判断题]华为路由器cE1/PRI接口不工作在E1方式时,可在物理上分为32个时隙,对应的编号为0~31,当其作为PRI接口使用时,编号为15的时隙用作D信道传输信令。

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[单项选择]Quidway R4001路由器提供CE1/PRI接口,对于CE1封装,最多可以支持同时划分为()个64K的逻辑接口,用于DDN连接。
A. 30
B. 31
C. 32
D. 16
[判断题]当华为路由器ISDN接口(BRI或PRI)上运行IP协议时,其配置命令Dialer Map是为了设置和对端ISDN号码、IP地址的对应关系。
[单项选择]PRI是指()。
A. 是否指标
B. 岗位职责指标
C. 岗位特征指标
D. 关键绩效指标
[判断题]正线以列车正向运行方向为参照,按正线贯通.从小到大的原则进行编号,下行方向编号为偶数.上行方向编号为奇数。()
[判断题]侧线股道应答器组编号,临近正线的第一个股道依次编号,下行侧股道编号为奇数.上行侧股道编号为偶数。()
[单项选择]Multiple users have reported not being able to print to a network printer. Which of the followingcommands will test the network connectivity status of the printer?()
A. rsync
B. netstat
C. ping
D. ipconfig
[单项选择]A user notices the department laser printer is printing light. Which of the following items should a technician do FIRST to fix this issue? ()
A. Remove and clean the fuser assembly with an alcohol based cleaner.
B. Install a maintenance kit and reset all page counts to zero.
C. Perform a full power cycle on the printer.
D. Clean the paper path with a damp cloth and canned air to remove any debris.
[单项选择]How long are you prohibited to consume alcohol prior to serving as a member of a watch?()
A. within two hours
B. within three hours
C. within four hours
D. within five hours
[单项选择]对一棵有100个结点的完全二叉树按层编号,则编号为49的结点,它的左孩子的编号为()。
A. 98
B. 99
C. 97
D. 50
[单项选择]No one can expect to fully enjoy the adulthood privileges until he is
A. eleven years old
B. sixteen years old
C. twenty-one years old
D. between twelve and twenty-one years old
[单项选择] A user reports that a network printer will not print, however, other users are not experiencing any problems. The user has rebooted their computer twice and it is still not printing. Which of the following should the technician check?()
A. Run the printer configuration wizard on the desktop.
B. Check to see if the network printer is turned on.
C. Verify that the printer is connected to the network.
D. Check the local print queue for a failed print job.
[单项选择]A user is printing pictures to the color laser printer and the bottom half of the picture is faded. The printer is displaying no errors. Which of the following is the MOST likely resolution to the problem?()
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[单项选择]谷丙转氨酶的编号为()
A. EC1.6.1.2
B. EC2.6.1.2
C. EC3.6.1.2
D. EC4.6.1.2
[单项选择]将含有100个结点的完全二叉树从根这一层开始,每层从左到右依次对结点编号,根结点的编号为 1,编号为71的结点的双亲的编号为______。
A. 34
B. 35
C. 36
D. 不确定
[单项选择]道岔编号为()。
A. 从列车出发方向起顺序编号,上行为双号,下行为单号
B. 从列车出发方向起顺序编号,上行为单号,下行为双号
C. 从列车到达方向起顺序编号,上行为单号,下行为双号
D. 从列车到达方向起顺序编号,上行为双号,下行为单号
[单项选择]You need to modify the STUDENTS table to add a primary key on the STUDENT_ID column. The table is currently empty. Which statement accomplishes this task?()
A. ALTER TABLE students ADD PRIMARY KEY _ id;
B. ALTER TABLE students ADD CONSTRAINT PRIMARY KEY (student_id);
C. ALTER TABLE students ADD CONSTRAINT stud_id_pk PRIMARY KEY student_id;
D. ALTER TABLE students ADD CONSTRAINT stud_id_pk PRIMARY KEY (student_id);
E. ALTER TABLE students MODIFY CONSTRAINT stud_id_pk PRIMARY KEY (student_id);

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