Introduction to Database System A race condition occurs when two users of the DBMS are interacting with different files at the same time None of the listed here Both of the listed here Two concurrent activities interact to cause a processing error two users of the DBMS are interacting with different files at the same time None of the listed here Both of the listed here Two concurrent activities interact to cause a processing error ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System 1:1, 1:N and N:M relationships are also known as HAS-A relationships. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System With respect to data input, the most accurate description of batch control is controlling the input of each input clerk None of these All of these comparing to a pre-calculated figure the total of a data item summed across a batch records put into the system dividing documents to be entered into batches controlling the input of each input clerk None of these All of these comparing to a pre-calculated figure the total of a data item summed across a batch records put into the system dividing documents to be entered into batches ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A multiple-form file management system None of these allow you to entry data in all the forms both (a) and (b) lets you define different forms for different operations lets you create a look-up form with an associated read-only password to prevent access by unauthorized users None of these allow you to entry data in all the forms both (a) and (b) lets you define different forms for different operations lets you create a look-up form with an associated read-only password to prevent access by unauthorized users ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a database, data is stored in spreadsheets which have rows and columns. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A list consists of last names, first names, addresses, and pin codes if all people in the list have the same last and the same pin code, a useful key would be the pin code a compound key consisting of the first name and the last name All of these the last name None of these the pin code a compound key consisting of the first name and the last name All of these the last name None of these ANSWER DOWNLOAD EXAMIANS APP
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