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Categories >> Software >> Java Related >> Java J2EE >> Core Java



Question explain oops concepts with examples?
 Question Asked In Companies :: DELL, HCL, Satyam, TCS, Wipro, VLS, AbhiBus, Beeline,     < I also faced this Question! >
 Question Submitted By :: ramanareddy333
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In a container there are 5 components. I want to display all the component names, how will you do that? 552
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how a programmer confirms that the data submitted has been succesfully inserted into the database(either oracle or my sql).. How a programmer confirm if there is any problem with the program he wrote for insertion... ANS:--- >executeupdate method is having boolean return type, if anything goes wrong in data insertion or data updation, it would return false. otherwise, if it successfully inserts data into the database, it would return true NOW HOW TO I CHECK IN MY DURING EXECUTION WHETHER IT RETURNS TRUE OR FALSE... WELL IT WILL DISPLAY ANY MESSAGE OR NOT 636
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