Which of the following schemes are used for ensuring atomicity?

Host(s) for which a network administrator should consider using manually assigning IP address?

In fiber optics, the signal is ...........waves

In Digital Signature Schemes........... used for....................whereas.................is used for...................

When propagation speed is multiplied by propagation time, we get the

The set
of attributes X will be fully functionally dependent on the set of attributes Y
if the following conditions are satisfied.

A WINDOW into a portion of a data base is:

An STS multiplexer is a ...................... device

A certain population of ALOHA users manages to generate 70 request/sec. If the time is slotted in units of 50 msec, then channel load would be

Which is not characteristic of a good SRS ?

Which of the operations constitute a basic set of operations for manipulating relational data

Null values in SQL indicate1. zero value2. value is unknown3. value does not exist

Distance vector routing algorithm is a dynamic routing algorithm. The routing tables in distance vector routing algorithm are updated.................

Which of the following SQL commands can be used to modify existing data in a database table

Which of the following is contention free protocol?

Every method of a ................ is implicitly final

Which of these operators is used to generate an instance of
an exception than can be thrown by using throw?

A type of query that is placed within a WHERE or HAVING clause of another query is called