单选题The French Club consists of 10 members and is holding officer elections to select a president, secretary, and treasurer for the club. A member can only be selected for one position. How many possibilities are there for selecting the three officers?A 30

题目
单选题
The French Club consists of 10 members and is holding officer elections to select a president, secretary, and treasurer for the club. A member can only be selected for one position. How many possibilities are there for selecting the three officers?
A

30

B

27

C

72

D

720

E

90

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更多“单选题The French Club consists of 10 members and is holding officer elections to select a president, secretary, and treasurer for the club. A member can only be selected for one position. How many possibilities are there for selecting the three officers?A 30”相关问题

  • 第1题：

    Student: How long can I have these books?

    Librarian: This one is on the three-hour-loan; you may have it for only three hours ______.

    A: The others are due in 30 days, on February 3.

    B: You may have it longer if you like.

    C: Drop the books into the RETURN boxes by the library entrance.

    D: The fine for overdue books is 5 dollars an hour.


    参考答案：A

  • 第2题：

    –Do you come here （）? - Yes, I'm a member of the health club. I come twice a week to swim.

    • A、much
    • B、many
    • C、soon

    正确答案:A

  • 第3题：

    A wireless controller can reside in how many mobility groups？（）

    • A、two
    • B、three
    • C、four
    • D、one

    正确答案:D

  • 第4题：

    Which three statements about subqueries are true?（）

    • A、A single row subquery can retrieve only one column and one row.
    • B、A single row subquery can retrieve only one row but many columns.
    • C、A multiple row subquery can retrieve multiple rows and multiple columns.
    • D、A multiple row subquery can be compared by using the ">" operator.
    • E、A single row subquery can use the IN operator.
    • F、A multiple row subquery can use the "=" operator.

    正确答案:B,C,D

  • 第5题：

    Which three statements are true regarding single-row functions？（）

    • A、 They can accept only one argument.
    • B、 They can be nested up to only two levels.
    • C、 They can return multiple values of more than one data type.
    • D、 They can be used in SELECT， WHERE， and ORDER BY clauses.  
    • E、 They can modify the data type of the argument that is referenced.
    • F、 They can accept a column name， expression， variable name， or a user-supplied constant as arguments.

    正确答案:D,E,F

  • 第6题：

    While selecting files during an interactive restore with ufsrestore， you are interrupted by a junior  administrator before you can complete the file selection process and start the restore. After answering the administrator’s question， you realize that you have forgotten which files you had already selected for the restore.  How can you determine which files are already marked for extraction and restore？ （）

    • A、 You can use the ls subcommand of ufsrestore.
    • B、 You can use the add subcommand of ufsrestore.
    • C、 You can use the select subcommand of ufsrestore.
    • D、 You can view the selected files as they are marked with a plus sign （+） in the list that is permanently displayed in the upper half of the interactive ufsrestore screen view.

    正确答案:A

  • 第7题：

    单选题
    Select one answer choice.　 It can be inferred that author mentions pineries primarily to ______.
    A

    demonstrate how greenhouses changed over time

    B

    contrast Italian and French forms of greenhouses

    C

    indicate the types of fruit that Europe once imported

    D

    present an example of a type of early greenhouse

    E

    show that greenhouses have been around for centuries


    正确答案： B
    解析：
    此题需结合整个段落的大意，该段主要说明的是greenhouse（温室）的历史，作者提到pineries主要为了说明早期温室发展的多种形式。C选项很有迷惑性，因为“pineries”是专为保护菠萝而建的，但这并不是作者想要阐述的重点。

  • 第8题：

    单选题
    Who can suggest changes to the SMS?（）
    A

    The designated person

    B

    The captain

    C

    All officers and crew

    D

    All senior officer


    正确答案： C
    解析： 暂无解析

  • 第9题：

    单选题
    The French Club consists of 10 members and is holding officer elections to select a president, secretary, and treasurer for the club. A member can only be selected for one position. How many possibilities are there for selecting the three officers?
    A

    30

    B

    27

    C

    72

    D

    720

    E

    90


    正确答案： D
    解析：
    There are 10 possible people that could serve as president. Once the president is chosen, there are 9 possible people that could serve as secretary, and once that person is chosen, there are 8 remaining people that could serve as treasurer. The total number of ways of selecting the three officers is 10×9 × 8=720.

  • 第10题：

    多选题
    Identify three correct statements of a multi-org setup. （）(Choose three.)
    A

    A Government Reporting Entity (GRE)/Legal Entity can point to one and only one Set of Books.

    B

    Inventory Orgs can be associated directly with a GRE/Legal Entity.

    C

    The creation of a Master Inventory organization is mandatory.

    D

    One and only one Operating Unit can be associated with a GRE/Legal Entity.

    E

    One Set of Books can have one or many GRE's/Legal Entities associated with it.


    正确答案： D,B
    解析： 暂无解析

  • 第11题：

    单选题
    –Do you come here （）? - Yes, I'm a member of the health club. I come twice a week to swim.
    A

    much

    B

    many

    C

    soon


    正确答案： A
    解析： 暂无解析

  • 第12题：

    单选题
    While selecting files during an interactive restore with ufsrestore， you are interrupted by a junior  administrator before you can complete the file selection process and start the restore. After answering the administrator’s question， you realize that you have forgotten which files you had already selected for the restore.  How can you determine which files are already marked for extraction and restore？ （）
    A

     You can use the ls subcommand of ufsrestore.

    B

     You can use the add subcommand of ufsrestore.

    C

     You can use the select subcommand of ufsrestore.

    D

     You can view the selected files as they are marked with a plus sign （+） in the list that is permanently displayed in the upper half of the interactive ufsrestore screen view.


    正确答案： D
    解析： 暂无解析

  • 第13题：

    How many morphemes does the word "impossible" consist of?

    A．One.
    B．Two.
    C．Three.
    D．Four.

    答案：C
    解析：
    考查词素知识。impossible这个单词包含三个语素，分别是前缀im-，词根possi和后缀-ble。故选C。

  • 第14题：

    A president can serve（）term(s).

    • A、only one
    • B、two
    • C、more than two
    • D、as many as four

    正确答案:B

  • 第15题：

    How many IP addresses can be configured in a given interface？（）

    • A、one primary and one secondary IP address
    • B、one IP address
    • C、as many IP addresses as you want
    • D、one primary and multiple secondary IP addresses

    正确答案:C

  • 第16题：

    Identify three correct statements of a multi-org setup. （）(Choose three.)

    • A、A Government Reporting Entity (GRE)/Legal Entity can point to one and only one Set of Books.
    • B、Inventory Orgs can be associated directly with a GRE/Legal Entity.
    • C、The creation of a Master Inventory organization is mandatory.
    • D、One and only one Operating Unit can be associated with a GRE/Legal Entity.
    • E、One Set of Books can have one or many GRE's/Legal Entities associated with it.

    正确答案:A,C,E

  • 第17题：

    You are designing the physical database layout on your host machine. What is the relationship between tablespaces and datafiles in the Oracle database?（）

    • A、One tablespace has only one datafile
    • B、Many tablespaces can share one datafile
    • C、One tablespace can have many datafiles
    • D、One datafile can contain many tablespaces

    正确答案:C

  • 第18题：

    问答题
    Practice 11　　● Read this part of a letter from John Biggs, who is the president of a business club.　　As President of the Clifton Business Club, I would like to invite you to speak at our annual dinner on 5 July. The dinner which starts at 7.30 pm, will be held at the Mayflower Restaurant, Clifton.　　I hope that you are able to accept the invitation and would be grateful if you could give me the subject of your talk, so that I can include it on the invitations to our members.　　I look forward to receiving your reply as soon as possible.　　● Write a letter to Mr. Biggs:　　● accepting the invitation　　● telling him the subject of your talk　　● asking how long the talk should be　　● enquiring whether accommodation will be arranged for you.　　● Write 60-80 words on your Answer Sheet.　　● Do not include postal addresses.

    正确答案： 【参考范文】
    Dear Mr. Biggs:
    Thank you for your letter and I am writing to accept your invitation. The topic I am going to talk about is the new economy. I would like to know how long the talk will last, in order that I can prepare it.
    In view of accommodation, I would be very grateful if you could help me with booking.
    Thank you for your invitation again.
    I look forward to seeing you soon.
    Yours sincerely
    Celia Silva
    解析： 暂无解析

  • 第19题：

    多选题
    Which three statements about subqueries are true?（）
    A

    A single row subquery can retrieve only one column and one row.

    B

    A single row subquery can retrieve only one row but many columns.

    C

    A multiple row subquery can retrieve multiple rows and multiple columns.

    D

    A multiple row subquery can be compared by using the “>” operator.

    E

    A single row subquery can use the IN operator.

    F

    A multiple row subquery can use the “=” operator.


    正确答案： A,D
    解析： 暂无解析

  • 第20题：

    单选题
    In a certain flower shop, only 3 vases of flowers and 1 wreath can be displayed, in this order, at one time. If there are 10 vases of flowers and 4 wreaths to choose from, how many different arrangements of vases and wreaths are possible?
    A

    17

    B

    34

    C

    120

    D

    2,880

    E

    4,000


    正确答案： D
    解析：
    根据题干，共有4个位置。有10种选择把花放在第一个位置上，9种选择把花放在第二个位置上，8种选择将花放在第三个位置上，4种选择放在花圈的位置上。所以共有10×9×8×4＝2,880中选择。

  • 第21题：

    问答题
    In one day at a library, 64 people borrowed books. Twice as many people borrowed only a thriller as borrowed only a science fiction book. Three people borrowed a biography only and 11 people borrowed both science fiction and a thriller, but not a biography. The same number borrowed a biography and a thriller but no science fiction as borrowed one of each of the three types. Twenty-one people did not borrow a thriller. One more person borrowed a science fiction book and a biography book than borrowed a biography only.　　How many people borrowed a thriller only?

    正确答案： 28 people borrowed a thriller only.
    解析：
    (设三种书都借的人数为X, 那么既借传记又借惊险小说的人数也为X; 设既借传记又借科幻小说的人数为Y；设只借科幻小说的人数为Z，那么只借惊险小说的人数为2Z。根据题意可知：Y=4; Y+Z+3=21; 3Z+2X+Y+11+3=64, 故求出Z=14, 2Z=28.)

  • 第22题：

    多选题
    Which three statements are true regarding single-row functions？（）
    A

    They can accept only one argument.

    B

    They can be nested up to only two levels.

    C

    They can return multiple values of more than one data type.

    D

    They can be used in SELECT， WHERE， and ORDER BY clauses.

    E

    They can modify the data type of the argument that is referenced.

    F

    They can accept a column name， expression， variable name， or a user-supplied constant as arguments.


    正确答案： D,E
    解析： 暂无解析

  • 第23题：

    单选题
    A total of 250 students participate in five different school-sponsored clubs. The bar graph below shows the number of students who participate in each club. 40% of the members of Club A are in Club B. How many of the members in Club A are not in Club B?
    A

    28

    B

    32

    C

    42

    D

    48

    E

    52


    正确答案： E
    解析：
    40% of the students in Club A are in Club B. That means 60% of the students in Club A are not in Club B. Find 60% of 70. 0. 60×70 = 42 students in Club A are not in Club B.

  • 第24题：

    单选题
    How can the Coast Guard determine that a crew member is “able to understand any order spoken by the officers”?（）
    A

    Require a demonstration by the officer and the crew member

    B

    Require a written test

    C

    Require that an interpreter be provided

    D

    All of the above


    正确答案： B
    解析： 暂无解析

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