A transaction which completes successfully is called
Granted
Committed
Compensated
Accomplished
Correct Answer :
B. Committed
Related Questions
Transaction processing is associated with everything below except
producing detail, summary, or exception reports.
recording a business activity.
confirming an action or triggering a response.
maintaining data.
State which of the following statements are True
i) TCP is connection oriented but unreliable
ii) UDP is connection oriented but unreliable
iii) TCP is connectionless but reliable
iv) UDP is connectionless but reliable
i and ii only
ii and iii only
i and iii only
None of these
Cross Product is a:
Unary Operator
Binary Operator
Ternary Operator
none of the above
What are the different types of radio waves that are used for computer network applications?
i) Spread spectrum
ii) High power, single frequency
iii) High power, multiple frequency
iv) Low power, single frequency
v) Low power, multiple frequency
i, ii and iii only
i, ii and iv only
ii, iii and iv only
i, iii and iv only
Which of the following is true statement ?
SQL permits attribute names to be repeated in the same relation.
a SQL query automatically eliminates duplicates.
a SQL query will not work if there are no indexes on the relations
None of these
In client/server computing data are
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
A transaction which completes successfully is called
Granted
Committed
Compensated
Accomplished
The number of cursors depend on the
number of queries
number of attributes
size of memory area
none of these
The class based addressing is known as
Classless addressing
Classful addressing
Classified addressing
Classical addressing
A table that displays data redundancies yields ____________ anomalies
Insertion
Deletion
Update
All of the above
By default a user who has been granted some form of authorization
is allowed to pass them to others
is not allowed to pass them to others
may be or may not be allowed to pass them to others
none
Log into a computer across an internet
IMAP
TELNET
POP3
Infrared
A type of query that is placed within a WHERE or HAVING clause of another query is called
Super query
Sub query
Master query
Multi-query
In an Entity-Relationship Diagram Diamonds represents
Attributes
Multi-valued attributes
Weak entity set
Relationship sets
A transaction is said to have terminated if it has
either committed or aborted
either partially committed or aborted
either committed or failed
none of these
.................. occurs due to velocity of propagation the frequency varies. Thus various frequency components of a signal arrive at the receiver at different times.
Noise
Delay distortion
Attenuation distortion
Dispersion
Which of the following is not a database object?
index
sequence
cursor
trigger
Data stored in cursor is called ……………
record
active data set
object
none of the above
A logical schema
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)
…………… is responsible for using that the database remains in a consistent state despite system failure.
Storage manager
Admin
Transaction manager
none of the above
The maximum number of children in a B-tree of order m is
m+1
m
m-1
m/2
Size of source and destination address in IP header
4 bits
8 bits
12 bits
32 bits
The mode in which data item may be locked
Partner
Mutual
Exclusive
Atomic
Which of the following will NOT eliminates the ambiguities of a null value?
Define the attribute as required
Define subtypes
Define each attribute as having an initial value that is recognized as blank
Define supertypes
An operation that will increase the length of a list is
insert
modify
lookup
none of the above
Unwanted energy from source other than the transmitter.
Attenuation
Distortion
Delay
Noise
A fragmentation is categorized in
1 part
2 part
3 part
4 part
The minimal set of super key is called
Primary key
Secondary key
Candidate key
Foreign key
which of the following is a binary operation?
project
select
rename
none of the above
Range variables are designed using the
TO clause
FROM clause
RANGE clause
none of the above