The way in which people address each other depends on their age, sex, social group and personal relationship. The English system of address forms frequently used includes first name, last name, title+last name, (), and kin term.A、title+first nameB、title+t

题目

The way in which people address each other depends on their age, sex, social group and personal relationship. The English system of address forms frequently used includes first name, last name, title+last name, (), and kin term.

  • A、title+first name
  • B、title+title
  • C、title alone
  • D、first name+last name+title

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更多“The way in which people address each other depends on their age, sex, social group and personal relationship. The English system of address forms frequently used includes first name, last name, title+last name, (), and kin term.A、title+first nameB、title+t”相关问题
  • 第1题:

    学生表(id,name,sex,age,depart_id,depart_name),存在函数依赖是id→name,sex,age,depart_id;dept_id→dept_name,其满足()。

    A、1NF

    B、2NF

    C、3NF

    D、BCNF


    参考答案:B

  • 第2题:

    Examine the structure of the EMPLOYEES table:Column name Data type RemarksEMPLOYEE_ID NUMBER NOT NULL, Primary KeyLAST_NAME VARCNAR2(30)FIRST_NAME VARCNAR2(30)JOB_ID NUMBERSAL NUMBERMGR_ID NUMBER References EMPLOYEE_ID column DEPARTMENT_ID NUMBERYou need to create an index called NAME_IDX on the first name and last name fields of the EMPLOYEES table. Which SQL statement would you use to perform this task? ()

    A. CREATE INDEX NAME _IDX (first_name, last_name);

    B. CREATE INDEX NAME _IDX (first_name, AND last_name)

    C. CREATE INDEX NAME_IDX ON (First_name, last_name);

    D. CREATE INDEX NAME_IDX ON employees (First_name, AND last_name);

    E. CREATE INDEX NAME_IDX ON employees (First_name, last_name);

    F. CREATE INDEX NAME_IDX FOR employees (First_name, last_name);


    参考答案:E

  • 第3题:

    Each machine in the internet is assigned a unique network address,called(),that is used to identify the machine for communication purposes

    A.MAC address

    B.IP address

    C.host address

    D.domain name address


    正确答案:B

  • 第4题:

    Given the following query:SELECT last_name, first_name, age, hire_date FROM employee WHERE age >40Which of the following clauses must be added to return the rows sorted by AGE, oldest first, and by LAST_NAME, from A to Z?()

    A.SORT BY age ASC, last_name

    B.SORT BY age DESC, last_name

    C.ORDER BY age DESC, last_name

    D.ORDER BY age ASC, last_name


    参考答案:C

  • 第5题:

    Each machine in the internet is assigned a unique network address,called ( ) ,that is used to identify the machine for communication purposes.

    A.MAC address
    B.IP address
    C.host address
    D.domain name address

    答案:B
    解析:
    在互联网上的每个计算机都被分配了一个IP地址,这个地址是用来和其他计算机通信的。 A.MAC地址 B.IP地址 C.主机地址 D.域名地址

  • 第6题:

    下面的XML片断中结构完整的是()。

    • A、<customer name=”<xml>.con”><address>123 MainStreet></address></customer>
    • B、<customer><name>Joe’s XML Works</name><address>New York</costomer>
    • C、< customer type=extemal><name>Partners Unlimited</name></customer>
    • D、<customer name=”John Doe”><address>123 Main Street</address> <zip code=”01837”/></customer>

    正确答案:D

  • 第7题:

    Each machine in the internet is assigned a unique network address,called(),that is used to identify the machine for communication purposes

    • A、MAC address
    • B、IP address
    • C、host address
    • D、domain name address

    正确答案:B

  • 第8题:

    下列字段名中,合法的有()

    • A、stu_name
    • B、_name
    • C、-name
    • D、name+age
    • E、address

    正确答案:A,B,E

  • 第9题:

    Examine the structure of the EMPLOYEES table: Column name Data type Remarks EMPLOYEE_ID NUMBER NOT NULL, Primary Key LAST_NAME VARCNAR2(30) FIRST_NAME VARCNAR2(30) JOB_ID NUMBER SAL NUMBER MGR_ID NUMBER References EMPLOYEE_ID column DEPARTMENT_ID NUMBER You need to create an index called NAME_IDX on the first name and last name fields of the EMPLOYEES table. Which SQL statement would you use to perform this task? ()

    • A、CREATE INDEX NAME _IDX (first_name, last_name);
    • B、CREATE INDEX NAME _IDX (first_name, AND last_name)
    • C、CREATE INDEX NAME_IDX ON (First_name, last_name);
    • D、CREATE INDEX NAME_IDX ON employees (First_name, AND last_name);
    • E、CREATE INDEX NAME_IDX ON employees (First_name, last_name);
    • F、CREATE INDEX NAME_IDX FOR employees (First_name, last_name);

    正确答案:E

  • 第10题:

    单选题
    Examine the structure of the EMPLOYEES table: EMPLOYEE_ID NUMBER Primary Key FIRST_NAME VARCHAR2 (25) LAST_NAME VARCHAR2 (25) HIRE_DATE DATE Which UPDATE statement is valid? ()
    A

    UPDATE employees SET first_name = 'John' SET last_name = 'Smith' WHERE employee_id = 180;

    B

    UPDATE employees SET first_name = 'John', SET last_name = 'Smoth' WHERE employee_id = 180;

    C

    UPDATE employee SET first_name = 'John' AND last_name = 'Smith' WHERE employee_id = 180;

    D

    UPDATE employee SET first_name = 'John', last_name = 'Smith' WHERE employee_id = 180;


    正确答案: D
    解析: 暂无解析

  • 第11题:

    单选题
    Given the following query:SELECT last_name, first_name, age, hire_date FROM employee WHERE age > 40Which of the following clauses must be added to return the rows sorted by AGE, oldest first, and by LAST_NAME, from A to Z?()
    A

    SORT BY age ASC, last_name

    B

    SORT BY age DESC, last_name

    C

    ORDER BY age DESC, last_name

    D

    ORDER BY age ASC, last_name


    正确答案: B
    解析: 暂无解析

  • 第12题:

    单选题
    You need to produce a report for mailing labels for all customers. The mailing label must have only the customer name and address. The CUSTOMERS table has these columns: Which SELECT statement accomplishes this task?()
    A

    SELECT*   FROM customers;

    B

    SELECT name, address   FROM customers;

    C

    SELECT id, name, address, phone   FROM customers;

    D

    SELECT cust_name, cust_address   FROM customers;

    E

    SELECT cust_id, cust_name, cust_address, cust_phone   FROM customers;


    正确答案: D
    解析: 暂无解析

  • 第13题:

    You need to produce a report for mailing labels for all customers. The mailing label must have only the customer name and address. The CUSTOMERS table has these columns:CUST_ID NUMBER(4) NOT NULLCUST_NAME VARCHAR2(100) NOT NULLCUST_ADDRESS VARCHAR2(150)CUST_PHONE VARCHAR2(20)Which SELECT statement accomplishes this task?()

    A. SELECT* FROM customers;

    B. SELECT name, address FROM customers;

    C. SELECT id, name, address, phone FROM customers;

    D. SELECT cust_name, cust_address FROM customers;

    E. SELECT cust_id, cust_name, cust_address, cust_phone FROM customers;


    参考答案:D

  • 第14题:

    In(66)the strength of the carder signal is varied to represent binary 1 or 0.(67)is a system that can map a name to an address and conversely an address to an name.(68)is a three-way handshaking authentication protocol that it's packets are encapsulated in the point-to-point protocol.(69)is an approach that enables an ATM Switch to behave like a LAN switch.(70)is an guided media which is made of glass or plastic and transmits signals in the form. of light.

    A.ASK

    B.PSK

    C.FSK

    D.FDM


    正确答案:A
    解析:本题主要考查调制的专业术语。ASK为幅度键控,PSK为移项键控的英文缩写,FSK为移频键控的英文缩写,FDM为频分多路复用的英文缩写。答案为A。

  • 第15题:

    Each machine in the ineternet is assigned a unique network address, called__(71)__,that is used to identify the machine for communication purposes.

    A.MAC address

    B.IP address

    C.host address

    D.domain name address


    正确答案:B
    在因特网中的每一台机器都被分配了一个唯一的网络地址,称之为IP地址,它被用来标识机器以达到通信的目的。

  • 第16题:

    配置channel必须的参数 ()

    A. name,listen address and listen port

    B. name,multicastaddress,listen address and listen port

    C. name, protocol, listen address, listen port


    参考答案C

  • 第17题:

    The way in which people address each other depends on their age, sex, social group and personal relationship. The English system of address forms frequently used includes first name, last name, title+last name, (), and kin term.

    Atitle+first name

    Btitle+title

    Ctitle alone

    Dfirst name+last name+title


    C

  • 第18题:

    您要对EMPLOYEES表的FIRST_NAME和LAST_NAME列创建一个组合索引。以下哪条语句将完成此任务()

    • A、CREATE INDEXfl_idx ON employees(first_name last_name)
    • B、CREATE INDEXfl_idx ON employees(first_name),employees(last_name)
    • C、CREATE INDEXfl_idx ON employees(first_name,last_name)
    • D、CREATE INDEXfl_idx ON employees(first_name);CREATE INDEXfl_idx ON employees(last_name)

    正确答案:C

  • 第19题:

    下面的文件正确吗?为什么?用IE和本章中的解析器验证你的结论。 mes.dtd <!ELEMENT message ANY> <!ELEMENT persion (name,age?,lxfs)> <!ELEMENT lxfs (#PCDATA,tel|email)*> <!ELEMENT name (first,last)> <!ATTLIST name sex (male|female) "male"> <!ELEMENT first %pc; > <!ELEMENT last %pc;> <!ELEMENT age %pc;> <!ELEMENT tel %pc;> <!ELEMENT email %pc;> <!ENTITY % pc “(#PCDATA)”> <!ELEMENT emergency EMPTY> <!ATTLIST emergency fire CDATA #FIXED "119" police CDATA #FIXED "110" hospital CDATA #FIXED "120" > mes.xml <?xml version="1.0" encoding="gb2312"?> <!DOCTYPE SYSTEM "mes.dtd"> <message> <persion> <name sex="男"> <first>li</first> <last>xiao</last> </name> <age>25</age> <lxfs> <tel>123456</tel> </lxfs> </persion> <persion> <name> <first>wang</first> <last>xiao</last> </name> <lxfs></lxfs> </persion> <emergency fire="120" police="110" /> </message>


    正确答案: 不正确。有5处错误,“<!ELEMENT lxfs (#PCDATA,tel|email)*>”句“#PCDATA”与“tel”之间应该用“|”,或去掉“#PCDATA”;参数实体应先声明后使用;文档类型声明缺少根元素;“name”的“sex”属性取值错误;“emergency”的“fire”属性取值错误。正确的文件:mes.dtd <!ELEMENT message ANY>
    <!ELEMENT persion (name,age?,lxfs)>
    <!ELEMENT lxfs (#PCDATA|tel|email)*>
    <!ELEMENT name (first,last)>
    <!ATTLIST name sex (male|female) "male">
    <!ENTITY % pc "(#PCDATA)">
    <!ELEMENT first %pc; >
    <!ELEMENT last %pc;>
    <!ELEMENT age %pc;>
    <!ELEMENT tel %pc;>
    <!ELEMENT email %pc;>
    <!ELEMENT emergency EMPTY>
    <!ATTLIST emergency
    fire CDATA #FIXED "119"
    police CDATA #FIXED "110"
    hospital CDATA #FIXED "120"

    mes.xml
    <?xml version="1.0" encoding="gb2312"?>
    <!DOCTYPE message SYSTEM "mes.dtd">
    <message>
    <persion>
    <name sex="male">
    <first>li</first>
    <last>xiao</last>
    </name>
    <age>25</age>
    <lxfs>
    <tel>123456</tel>
    </lxfs>
    </persion>
    <persion>
    <name>
    <first>wang</first>
    <last>xiao</last>
    </name>
    <lxfs></lxfs>
    </persion>
    <emergency fire="119" police="110" />
    </message>

  • 第20题:

    Which three statements inserts a row into the table?()

    • A、INSERT INTO employees   VALUES ( NULL, ‘John’,‘Smith’);
    • B、INSERT INTO employees( first_name, last_name)   VALUES(‘John’,‘Smith’);
    • C、INSERT INTO employees   VALUES (‘1000’,‘John’,NULL);
    • D、INSERT INTO employees(first_name,last_name, employee_id)   VALUES ( 1000, ‘John’,‘Smith’);
    • E、INSERT INTO employees (employee_id)   VALUES (1000);
    • F、INSERT INTO employees (employee_id, first_name, last_name)   VALUES ( 1000, ‘John’,‘’);

    正确答案:C,E,F

  • 第21题:

    单选题
    The way in which people address each other depends on their age, sex, social group and personal relationship. The English system of address forms frequently used includes first name, last name, title+last name, (), and kin term.
    A

    title+first name

    B

    title+title

    C

    title alone

    D

    first name+last name+title


    正确答案: B
    解析: 暂无解析

  • 第22题:

    单选题
    You need to produce a report for mailing labels for all customers. The mailing label must have only the customer name and address. The CUSTOMERS table has these columns: CUST_ID NUMBER(4) NOT NULL CUST_NAME VARCHAR2(100) NOT NULL CUST_ADDRESS VARCHAR2(150) CUST_PHONE VARCHAR2(20) Which SELECT statement accomplishes this task?()
    A

    SELECT* FROM customers;

    B

    SELECT name, address FROM customers;

    C

    SELECT id, name, address, phone FROM customers;

    D

    SELECT cust_name, cust_address FROM customers;

    E

    SELECT cust_id, cust_name, cust_address, cust_phone FROM customers;


    正确答案: C
    解析: 暂无解析

  • 第23题:

    多选题
    Examine the structure of the EMPLOYEES table: EMPLOYEE_ID NUMBER Primary Key FIRST_NAME VARCHAR2(25) LAST_NAME VARCHAR2(25) Which three statements inserts a row into the table? ()
    A

    INSERT INTO employees VALUES (NULL, 'JOHN','Smith');

    B

    INSERT INTO employees( first_name, last_name) VALUES ('JOHN','Smith');

    C

    INSERT INTO employees VALUES ('1000','JOHN','NULL');

    D

    INSERT INTO employees(first_name,last_name, employee_id) VALUES ('1000, 'john','Smith');

    E

    INSERT INTO employees (employee_id) VALUES (1000);

    F

    INSERT INTO employees (employee_id, first_name, last_name) VALUES ( 1000, 'john',);


    正确答案: E,D
    解析: 暂无解析