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describe the entity-relationship model how are entities relationships and attributes represented in this model what is
what are integrity constraints describe four different ways to handle integrity constraints which approach is the most
when users update and retrieve data what tasks does a dbms perform that are hidden from the userswhat is metadata which
describe a situation that could cause a lost updatewhat is locking and what does it accomplishwhat is a
what is deadlock how does it occurhow do some dbmss use times tamping to handle concurrent updatewhat is recoverywhat
when does a dba use forward recovery what are the forward recovery stepswhen does a dba use backward recovery what does
what is authentication describe three types of authenticationwhat are authorization ruleswhat are permissions explain
what is data independencewhat is replication what is synchronizationdescribe three utility services that a dbms should
for the following exercises you will address problems and answer questions from management at tal distributors you do
the management of colonial adventure tours wants to upgrade its database and wants you to help select a different dbms
the management of colonial adventure tours wants you to complete the following exercises you do not use the colonial
for the following exercises you do not use the tal distributors databasedoes your school have a formal disaster
for the following exercises you do not use the tal distributors databaseuse computer magazines books or the internet to
what are the dbas database design responsibilitieswhat is the difference between production and test systemswhat is
what is an intranetafter a dbms has been selected what is the dbas role in dbms maintenancewhat are the dbas
name five categories that you usually find on a dbms evaluation and selection checklistwhat is a shared lock what is an
what is a dba why is this position necessarywhat are the dbas responsibilities regarding access privilegeswhat are the
for the following exercises you will address problems and answer questions from the solmaris condominium group staff
for the following exercises you do not use the solmaris condominium databaseinterview the dba at your school or at a
for the following exercises you do not use the solmaris condominium databaseregression testing is one technique that
what is replication transparencywhat is data fragmentation what purpose does data fragmentation servewhat is
why is the ability to increase system capacity an advantage in a distributed databasewhy is system availability an
what causes query processing to be more complex in a distributed databasewhat is meant by local deadlock by global
what is a fat client what is a thin clientwhat is scalabilitywhat is a three-tier architecturelist the advantages of a