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提问人：网友guocomputer 发布时间：2022-01-07

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Password is a（n)（71)series of characters that enables a user（72)a file, computer or progra

Password is a(n)(71)series of characters that enables a user(72)a file, computer or program. On multi - user systems,(73)user must enter his or her password(74)the computer will respond to commands. The password helps ensure that unauthorized users do not access the computer. In addition, data files and programs may require a password.

Ideally, the password should be something(75)could guess. In practice, most people choose a password that is easy to remember, such as their name or their initials. This is one reason it is relatively easy to break into most computer system.

A．obvious

B．secret

C．important

D．easy

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更多“Password is a（n)（71)series of characters that enables a user（72)a file, computer or progra”相关的问题

第1题

● The screen saver you are using is （71） protected. （71）A. disk B. password C. comput

● The screen saver you are using is （71） protected.

（71）

A. disk

B. password

C. computer

D. file

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第2题

Experts suggest using a different password for every website you visit, and changing the p

assword every few months. It takes trouble to keep them in mind, but its well worth the (56) . Be (57) with your passwords and make it difficult for someone to enter your (58) . The more (59) you make your password, the more difficult it is for someone else to figure it (60) . Use privacy settings (设置) on social websites to (61) entry into your personal information and limit the (62) of private information you share. Even seemingly innocent information you expose about yourself could be used (63) you. I once read about a burglary (入室盗窃). It (64) that the thieves selected that particular home (65) they discovered the owner was out of town by (66) a Facebook message. According to personal safety experts, it isnt a(n) (67) experience. The information you post on websites can (68) criminal activity. You may not think (69) about posting the concert you are going to or your weekend away, but could be a(n) (70) for trouble. Information on the Internet has made it easier for thieves to steal any information about you. Never (71) your full birth date. Never respond to e-mails (72) personal or financial information. Do not freely offer personal information to anyone (73) you are certain who you are dealing with. (74) the necessary precautions (预防措施) is the best way to (75) you and your personal information stay protected.

A．effect

B．effort

C．labor

D．matter

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第3题

The UNIX operating system is made up of three parts; the kernel, the shell and the program

s. The kernel of UNIX is the(71)of the operating system: it allocates time and memory to programs and handles the filestore and communications in response to(72). The shell acts as an(73)between the user and the kernel. When a user logs in, the(74)program checks the username and password, and then starts another program called the shell. The shell is a command line(75)(CLI). It interprets the commands the user types in and arranges for them to be carded out. The commands are themselves programs: when they terminate, the shell gives the user another prompt(% on our systems).

A．hub

B．center

C．core

D．nucleus

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第4题

● Information is no good to you if you can't（71）it． The location dimension of information

means having access 'to information no matter where you are．Ideally in other words, your location or the information's location should not matter． You should be able to access information in, a hotel roots; at home; in the student center of your camp, at work, on the spur of the moment while walking down the street; or even while traveling on an airplane．This location dimension is closely, related to (72) and wireless computing (and alsoubiquitous computing)．

To keep certain information private and secure while providing remote access for employees; many businesses are creating intranets. An intranet is an (73) organization internet that is guarded against． outside access by a special（74）feature called a Firewall (which can be software,hardware,or a combination of the two)． So, if your organization has an intranet and you want to access information on it while away from the office, all you need is Web access and the password that will allow you (75) the firewall．

(71) A．access B．make C．learn D．bring

(72) A．data B．program C．mobile D．information

(73) A．inside B．external C．inner D．internal

(74) A．safe B．safety C．security D．secure

(75) A．pass B．through C．across D．cross

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第5题

● Information is no good to you if you can't（71）it． The location dimension of information

(71) A．access B．make C．learn D．bring

(72) A．data B．program C．mobile D．information

(73) A．inside B．external C．inner D．internal

(74) A．safe B．safety C．security D．secure

(75) A．pass B．through C．across D．cross

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第6题

password和PASSWORD是同一个变量名（）

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第7题

修改用户密码的命令是password（）

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第8题

修改用户密码的命令是password（）

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第9题

为实现以上功能，小明写出了如图的Python程序，但由于不小心按到删除键，请帮小明复原横线处的代码（）

A.n=password

B.len(password)=n

C.n=len(password)

D.password=n

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