UnZip is a small zipfile extract utility. It is written to be assmall portable as possible and is intended to be starting point for im-plementation of .ZIP files in non-IBM environments.Source code is provided in C and Turbo Pascal. If you port this programto a non-IBM system, I would appreciate a copy of the ported source andexe files.
This program demonstrates how to do disconnected briefcase applications with ADO. When the Connected checkbox is unchecked the application is switched into offline mode. If the application is exited at that point then the data is persisted to a file on disk (along with any edits to the data). When the application is restarted it will load the persisted data if present, otherwise it will fetch the data from the database.
java ejb開(kāi)發(fā) 程序4、語(yǔ)句alter table people add(phone_number varchar2(10)) 的作用是 A 修改表結(jié)構(gòu) B 為people表添加約束，約束名稱是phone_number C 向people表中添加一列，名稱是phone_number，數(shù)據(jù)類型是varchar2，長(zhǎng)度是10 D 上述答案均不正確 5、（ ）BLOB和CLOB的區(qū)別在于 A CLOB只能存放字符類型的數(shù)據(jù)，而B(niǎo)LOB沒(méi)有任何限制 B BLOB只能存放字符類型的數(shù)據(jù)，而CLOB沒(méi)有任何限制 C CLOB只能存放小于4000字節(jié)的數(shù)據(jù)，而B(niǎo)LOB可以存放大于4000字節(jié)的數(shù)據(jù) D BLOB只能存放小于4000字節(jié)的數(shù)據(jù)，而CLOB可以存放大于4000字節(jié)的數(shù)據(jù) 6、存儲(chǔ)過(guò)程從本質(zhì)上來(lái)講就是 A 匿名的PL/SQL程序塊，它可以被賦予參數(shù) B 命名的PL/SQL程序塊，它可以被賦予參數(shù) C 命名的PL/SQL程序塊，不能被賦予參數(shù) D 匿名的PL/SQL程序塊，不能被賦予參數(shù) 7、（ ）下列關(guān)于日期數(shù)據(jù)類型，哪一個(gè)語(yǔ)句是正確的寫(xiě)法 A insert into test values( 9999-12-03 ) B insert into test values( 1999-03-02 ) C insert into test values(to_char(1999-06-03, yyyy/dd/mm )) D insert into test
From your fax application view point it s a fax modem pool. From IP network view point it s a H.323 endpoint with T.38 fax support. From your view point it s a gateway between a fax application and IP network.
