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1. A________ contains the smallest unit of meaningful data, so you might call it the basic building block for a data le.
1) File Structures
2) Records
3) Fields
4) Data base
5) None of these
2. The ________ data mining technique derives rules from real-world case examples.
1) Waterfall Model
2) Spiral Model
3) Prototyping Model
4) Incremental Model
5) None of these
3. An oracle server index___________
1) Is a schema object
2) Is used to speed up the retrieval of rows by using a pointer
3) Is independent of the table it indexes
4) All of these
5) None of these
4. Which of the following is not a context-free grammar component____________
1) Terminal symbols
2) Non-terminal symbol
3) Productions
4) List
5) None of these
5. The drawbacks of the binary tree sort are remedied by the+____________
1) Linear sort
2) Quick sort
3) Heap Sort
4) Insertion sort
5) None of these
6. Rows of a relation are called____________
1) Relation
2) Tuples
3) Data structure
4) An entity
5) None of these
7. Which of the following TCP/IP protocol is used for remote terminal connection service___________
1) Telnet
2) RARP
3) FTP
4) All of above
5) None of these
8. ________ is a virus that inserts itself into a system’s memory. Then it takes a number of
actions when an infected le is executed.
1) Web scripting virus
2) Polymorphic Virus
3) Macro virus
4) Boot sector virus
5) Resident virus
9. A heap allows a very ecient implementation of a__________
1) Double-ended queue
2) Priority queue
3) Stack
4) Trees
5) None of these
10. The code that relational database management systems use to perform their database
task is referred to as__________
1) QBE
2) SQL
3) OLAP
4) Sequel Server
5) None of these
ANSWER :-
1)3) Fields
2)2) Spiral Model
3)3) Is independent of the table it indexes
4)4) List
5)3) Heap Sort
6)2) Tuples
7)1) Telnet
8)5) Resident virus
9)2) Priority queue
10)2) SQL
