Managing Multiuser Databases The goal of database security is to ensure that only authorized users can perform authorized activities at authorized times. True False True False ANSWER DOWNLOAD EXAMIANS APP
Managing Multiuser Databases A cursor type in which the application sees the data as they were at the time the cursor was opened is called: keyset forward only static dynamic keyset forward only static dynamic ANSWER DOWNLOAD EXAMIANS APP
Managing Multiuser Databases A transaction for which all committed changes are permanent is called: isolated. atomic. consistent. durable. isolated. atomic. consistent. durable. ANSWER DOWNLOAD EXAMIANS APP
Managing Multiuser Databases Locks placed by command are implicit locks. True False True False ANSWER DOWNLOAD EXAMIANS APP
Managing Multiuser Databases Which of the following occurs when a transaction rereads data and finds new rows that were inserted by a command transaction since the prior read? Phantom read Consistent read Dirty read Nonrepeatable read Phantom read Consistent read Dirty read Nonrepeatable read ANSWER DOWNLOAD EXAMIANS APP
Managing Multiuser Databases Which of the following locks the item from change but not from read? Shared lock Exclusive lock Implicit lock Explicit lock Shared lock Exclusive lock Implicit lock Explicit lock ANSWER DOWNLOAD EXAMIANS APP
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