Examlex
The role of a DBA covers activities that involve evaluating, selecting, installing, and maintaining a DBMS and its related utilities and applications.
Processor
The central unit within a computer that performs the calculation, execution, and processing of data.
RAM
Short for Random Access Memory, it's a form of computer memory that can be read and changed in any order, typically used to store working data and machine code.
Hardware
The physical components of a computer system, including the CPU, memory, and input/output devices.
Input Device
Hardware used to enter data and commands into a computer system; examples include keyboards, mice, and scanners.
Q20: In the Chen and Crow's Foot notations,
Q30: exists when different versions of the same
Q36: In a real-world environment, changing granularity requirements
Q42: The interleaves the execution of database operations
Q45: In a natural join, the column on
Q47: The term refers to scattered locations storing
Q56: The administrator is responsible for strategic planning.<br>A)
Q68: Performance transparency ensures that the system finds
Q72: A relational table must not contain a(n)
Q93: A table is in BCNF if every