mn
m+n
m+n)/2
2 m+n)
A. mn
sequential access storage
direct access storage
random access storage
none of the above
in the left relation which didnt match with any tuple in right relation
in the left relation which matched with a tuple in right relation
in the right relation which didnt match with any tuple in left relation
in the right relation which matched with a tuple in left relation
is the entire database.
is a standard way of organizing information into accessible parts.
describes how data is actually stored on disk.
both A) and C)
i and ii only
ii and iii only
i and iii only
All i, ii iii
the data items are locked in growing phase.
the data items are released in shrinking phase.
Both A and B are true
Both A and B are false
Electrically Extractable Programmable Read Only Memory
Electrically Erasable Programmable Read Only Memory
Electronically Erasable Programmable Read Only Memory
Electrically Erasable Programmable Read Only Memory
index
sequence
cursor
trigger
parallel
serial
analog
digital
i only
ii, only
ii, iii only
none of the above
read(), print()
read(), write()
scan(), write()
none of the above
Query By Execution
Query By Example
Query By Extraction
None of the above.
data is defined separately and not included in programs.
programs are not dependent on the physical attributes of data.
programs are not dependent on the logical attributes of data.
both B) and C).
View
Cursor defination
Referential intergrity
Trigger
IMAP
TELNET
POP3
Infrared
magnetic disk
magnetic tape
juke box
cache
Backup
Recovery
Grant
Troubleshooting
UPDATE
DROP
ALTER
SELECT
serial functions
non-serial functions
row functions
column functions
direct.
hash.
random.
sequential.
Select
Update
Create
Alter
i only
ii only
Both
None of these
User data
Database structure data
Sorted data
Functional data
Baseband transmission
Broadband transmission
Digital transmission
Analog transmission
primary storage
secondary storage
tertiary storage
none of the above
BCNF
Second
Third
Fourth
Relation dependencies
Data dependencies
key dependencies
none of the above
Two-phase locking
Timestamped based locking
Graph-based locking
none of the above
Min
Max
Select
Avg
12 bits
16 bits
24 bits
28 bits
rectangle.
square.
ellipse.
triangle.