A user needs assistance in troubleshooting a printing problem. The print job seems to process correctly at the workstation but never comes out of the printer. Which of the following should atechnician recommend?()A. Restart the print job in the print queu

题目

A user needs assistance in troubleshooting a printing problem. The print job seems to process correctly at the workstation but never comes out of the printer. Which of the following should atechnician recommend?()

A. Restart the print job in the print queue.

B. Print a test page from the printer properties.

C. Run the Add Printer Wizard.

D. Restart the print spooler service.


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参考答案和解析
参考答案:D
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  • 第1题:

    用下列()命令查看Linux使用了多少内存

    A.cat/proc/meminfo

    B.cat/bin/meminfo

    C.vi/proc/meminfo

    D.vi/user/local/meminfo


    正确答案:A

  • 第2题:

    用下列()命令查看Linux使用了多少内存

    A.cat /proc/meminfo

    B.cat /bin/meminfo

    C.vi /proc/meminfo

    D.vi /user/local/meminfo


    A

  • 第3题:

    3、用下列()命令查看Linux使用了多少内存

    A.cat /proc/meminfo

    B.cat /bin/meminfo

    C.vi /proc/meminfo

    D.vi /user/local/meminfo


    cat /proc/meminfo

  • 第4题:

    5、已知字典 dic={'小欣':90, '小蕊':92, '小微':87},存放了学生的姓名及成绩。假设变量user存放了某学生的姓名,则以下哪个程序不能够实现功能:在字典中查询该学生信息是否存在,如果存在,输出其成绩,否则输出'该学生不存在!'

    A.if dic.get(user,'error')=='error': print('该学生不存在!') else: print(dic[user])

    B.if user in dic: print(dic[user]) else: print('该学生不存在!')

    C.if user not in dic: print('该学生不存在!') else: print(dic[user])

    D.if dic.count(user)==0: print('该学生不存在!') else: print(dic[user])


    if dic.count(user)==0: print('该学生不存在!') else: print(dic[user])

  • 第5题:

    找出句子中有错误的画线部分并将相应的选项选出。 I think that she can to finish the tasks by herself, for she never relies on others’ assistance.

    A.I think

    B.can to finish

    C.never relies

    D.others’ assistance


    他性格孤僻,不爱说话,所以学习上死记硬背,成绩不好;不管那里自然条件极端恶劣,垦荒队员还是开垦出了万亩良田;即使班主任不来,我们应该把这次班会开好;只要增加投入,才能使粮食生产稳步增长

  • 第6题:

    1、找出句子中有错误的画线部分并将相应的选项选出。 I think that she can to finish the tasks by herself, for she never relies on others’ assistance.

    A.I think

    B.can to finish

    C.never relies

    D.others’ assistance


    B