A user is unable to print to the network printer. A print job appears in their print queue and cannotbe deleted. The user has the correct permissions to modify and delete print jobs. All other users are able to print to the network printer. Which of the f

题目

A user is unable to print to the network printer. A print job appears in their print queue and cannotbe deleted. The user has the correct permissions to modify and delete print jobs. All other users are able to print to the network printer. Which of the following procedures should the technician try FIRST?（）

A. Cycle the power on the network printer.

B. Verify the network cable is connected to the printer.

C. Reinstall the printer driver.

D. Restart the print spooler service.

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2.下列Python程序，没有错误的是？A．print('Hello, I'm Tom.')B．Print('Hello, World!')C．print('Hello, ') print('World!')D．print ('Hello, this's Tom.')

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4.5、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])

更多“A user is unable to print to the network printer. A print job appears in their print queue ”相关问题

  • 第1题：

    1、下列哪行代码不能出现右侧的效果？

    A．print("@") print("@")

    B．print('@\n@')

    C．print("@ @")

    D．print("@\@")


    B

  • 第2题：

    15、以下哪个代码是正确的？

    A．print("Programming is fun") print("Python is fun")

    B．print("Programming is fun") print("Python is fun")

    C．print("Programming is fun) print("Python is fun")

    D．print("Programming is fun) print("Python is fun")


    B

  • 第3题：

    下列Python程序，没有错误的是？

    A．print 'Hello, I'm Tom.'

    B．Print 'Hello, World!'

    C．print 'Hello, this's Tom.'

    D．print 'Hello, ' print 'World!'


    A

  • 第4题：

    48、下列各程序段，哪个选项会有正确的输出：

    A.if False: print("python") print("java")#B.if True: print("python") print("java")#C.if True: ····print("python") ····print("java")#D.if True: ····print("python") print("java")
    程序运行结果不确定

  • 第5题：

    19、以下哪个代码是正确的？

    A．print("Programming is fun") print("Python") print("Computer Science")

    B．print("Programming is fun") print("Python") print("Computer Science")

    C．print("Programming is fun") print("Python") print("Computer Science")

    D．print("Programming is fun") print("Python") print("Computer Science")


    D

  • 第6题：

    假设变量a和b是两个已知的正整数，则以下不能正确输出a和b两者最大值的代码是：

    A．if a＞=b: print(a) else: print(b)

    B．if a＜b: print(b) else: print(a)

    C．if a＜b: print(b) if a＞b: print(a)

    D．if a＜=b: print(b) if a＞b: print(a)


    D

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