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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:

static.
keyset.
forward only.
dynamic.

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Managing Multiuser Databases
The lost update problem is when User A reads data that have been processed by a portion of a transaction from User B.

True
False

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Managing Multiuser Databases
Locks placed by command are implicit locks.

True
False

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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:

keyset
dynamic
static
forward only

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Managing Multiuser Databases
When one transaction reads a changed record that has not been committed to the database a filthy read occurs.

False
True

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Managing Multiuser Databases
Which of the following refers to a cursor type where changes of any type and from any source are visible?

Static
Keyset
Forward only
Dynamic

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