Examlex
M:N relationships are not appropriate in a relational model.
Switches
In networking, devices used to connect and route packets between different segments of a computer network.
Network
A group of computers, servers, mainframes, network devices, peripherals, or other devices connected to one another to allow the sharing of data.
Internet
A global system of interconnected computer networks that use the Internet protocol suite (TCP/IP) to communicate between networks and devices.
Modem
A device that connects a network to the Internet.
Q13: The data model is said to be
Q14: is the central activity during the parsing
Q16: Some RDBMSs, such as Oracle, automatically data
Q26: While using a surrogate key, one must
Q40: The approach to scheduling concurrent transactions assigns
Q49: A transaction processor (TP) is the software
Q53: Indexes do not facilitate join operations.
Q68: Performance transparency ensures that the system finds
Q80: A(n) is a logical group of database
Q91: The SQL command that allows a user