Satyam Tiwari



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  1. //name satyam tiwari
    //reg no 220970121
    //date
    //program 1

    #include
    using namespace std;
    class flight
    {
    int flight_num;
    float flight_dis,flight_fue;
    char flight_des[20];

    void calculate fule()
    {
    if(flight_dis<= 1000)
    flight_fue=500;
    else if(flight_dis && flight_fue<=2000)
    flight_fue=1100;
    else if(flight_dis>2000)
    flight_fue=2200;
    }
    public:

    flight()
    {
    flight_dis=500;
    }
    void information_entry()
    {
    cout<<"enter flight number,destination name,distance";
    cin>>flight_num>>flight_des>>flight_dis;
    calculate fule();

    }
    void display_information()
    cout<<"flight name \t destination\t distance\tfule quntity";
    cout<<flight_num<<"\t"<<flight_des<<"\t"<<flight_dis<<"\t"<<flight_fue;
    };
    int main
    {
    flight object
    object.information_entry();
    object.display_information();
    return 0;
    }

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  2. 5.1
    SELECT MAX(SAL) AS max_sal,MIN(SAL) AS min_sal,AVG(SAL) AS avg_sal,SUM(SAL) AS total_salary FROM EMP;

    5.2
    SELECT P.PRJ_NAME FROM PROJ P,DEPT D
    WHERE P.DNO=D.DNO AND D.DNAME='Marketing';

    5.3
    SELECT UPPER(ENAME),LOWER(ENAME),UPPER(SUBSTR(ENAME,1,1)),LENGTH(ENAME),SUBSTR(ENAME,2,3) FROM EMP;

    5.4
    SELECT E.ENAME FROM EMP E,EMP M
    WHERE E.MGRID=M.EMPNO AND M.ENAME='RAGHU';

    5.5
    SELECT DNAME,MAX(SAL) AS MAX_SALARY,MIN(SAL) AS MIN_SALARY FROM EMP E,DEPT D
    WHERE D.DNO=E.DEPTNO GROUP BY D.DNAME;

    5.6
    SELECT DNAME,COUNT(ENAME) AS NUMBER_EMPLOYEES FROM EMP E,DEPT D
    WHERE E.DEPTNO=D.DNO
    GROUP BY D.DNAME;

    5.7
    SELECT * FROM EMP WHERE (TO_CHAR(SYSDATE,'YYYY') - TO_CHAR(DATE_JOIN,'YYYY')) > 5;


    5.8
    SELECT * FROM EMP WHERE 'DEC'=TO_CHAR(DATE_BIRTH,'MON');

    5.9
    SELECT * FROM EMP WHERE TO_CHAR(DATE_BIRTH,'YYYY') = 1980;

    5.10
    SELECT TO_DATE(DATE_BIRTH,'DD-MM-YYYY') FROM EMP;


    5.11
    SELECT CEIL(2.83), FLOOR(2.83), TRUNC(2.83,0), ROUND(2.83) FROM DUAL;


    5.12
    SELECT * FROM PROJ WHERE (TO_CHAR(END_DATE,'YYYY') - TO_CHAR(STRT_DATE,'YYYY')) > 1 ;

    5.13
    UPDATE EMP SET COMM=COMM+SAL*0.1;

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