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Managing Multiuser Databases

Managing Multiuser Databases
A cursor type in which the application can only move forward through the recordset is called:

dynamic.
static.
forward only.
keyset.

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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:

dynamic
static
forward only
keyset

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Managing Multiuser Databases
Which of the following refers to a cursor type that when the cursor is opened, a primary key value is saved for each row in the recordset; when the application accesses a row, the key is used to fetch the current values of the row?

Dynamic
Forward only
Keyset
Static

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Managing Multiuser Databases
The size of a lock is called:

lock granularity
shared lock
exclusive lock
implicit lock

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Managing Multiuser Databases
A phantom read occurs when a transaction rereads data it has previously read and finds modifications or deletions caused by a committed transaction.

True
False

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Managing Multiuser Databases
A transaction for which all committed changes are permanent is called:

consistent.
durable.
atomic.
isolated.

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