only i)
only i) and ii)
only ii) and iii)
i) ii) iii)
D. i) ii) iii)
Two concurrent processes attempt to interact with each other.
Two concurrent processes interact with different data files.
Two concurrent processes attempt to hold a data item .
none of the above.
growing phase and shrinking phase
execution phase and blocking phase.
running phase and sleeping phase.
none of the above
magnetic disk
magnetic tape
juke box
cache
Bus
Ring
Star
None of these
data file.
data record.
menu.
bank.
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
Tree structure
Subtree structure
Strong entity set
Table structure
First
Second
Third
BCNF
Thermal
Intermodulation
Cross talk
Impulse
primarykey
superkey
candidatekey
foreignkey
TO clause
FROM clause
RANGE clause
none of the above
loses its contents when power is switched off.
doesnt loses its contents when power is switched off.
creates backup when power is switched off.
none
Dotted rectangle
Square
Doubly outlined rectangle
Diamond
Static SQL
Dynamic SQL
both
none of these
300MHz
1GHz
5GHz
10 GHz
sent only upon the client's request
sent in complete copies for the client to filter and sort
never sent to the client machine
sent in very large sections to save processing time
parallel
serial
analog
digital
project
select
rename
none of the above
top-down approach.
bottom-up approach.
left-right approach.
none of the above
a view
a grant permission
a trigger
all of the above
DBMS, same site
OS ,same site
DBMS ,different site
OS ,different site
Data rate
Bit rate
Signal to Noise Ratio
Baud rate
the uniqueness of the data in a database
the correctness and completeness of the data in a database
the un redundancies of the data in a database
Data independence of the database
View is derived from other tables.
Once a transaction has executed commit work its effect cant be undone by rollback work .
The input to the aggregate function avg can be non numeric data types
A primary key can never be null.
Granted
Committed
Compensated
Accomplished
converting data to insert in a database
translation of query to lower form
range of activities involved in extracting data from a database
none of the above
Super query
Sub query
Master query
Multi-query
Select
Update
Create
Alter
values.
distinct values.
groups.
columns.
Cartesian product
Difference
Intersection
Product