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1. Identify the comparisons and exchanges made to sort the following array using the selection exchange sort technique. Note: you may not need all columns.
Original
Array
1st
Pass
2nd
3rd
4th
5th
6th
7th
8th
9th
12
63
45
5
18
40
32
2. Use the table below to show the values in a stack after executing each of the following instructions. What is the value of the stack pointer after all of the executions have been completed? Note: There is only 1 stack. You are showing the changes in the stack values as each number is pushed onto or popped from the stack.
Push 12; Push 45; Push 47; Push 21; Pop X; Push 83; Pop X; Pop X; Push 32
3. Use the table below to show the values in a queue after executing each of the following instructions. Note: There is only 1 queue. You are showing the changes in the queue values as each number is added to or deleted from the queue.
Add 12; Add 45; Add 47; Add 21; Delete X; Add 83; Delete X; Delete X; Add 32
Explain Dynamic Two-Phase Locking Here a transaction locks a data item instantly earlier than any operation is applied on the data item. After finishing all the operations on
Question 1 Draw a Data Flow Diagram for a University scenario Question 2 Discuss the following with suitable examples Relational Algebra Operators Database Pla
The PROJECT operation The project operation is used to choose the records with specified attributes as discarding the others based on some related criteria. This is denotes as ∏
The Maximum no of key fields that can be used in a header is?? 50
Consider a table student (std_id, std_name, date_of_birth, percent_marks, dept_name). Write a QBE query to display names of Computer Science department students who have scored mo
Define decision tree classifiers? As the name suggests decision tree classifiers use a tree: Every leaf node has an associated class, and every internal node has a predicate as
Define Boyce codd normal form A relation schema R is in BCNF with respect to a set F of functional dependencies if, for all functional dependencies in F + of the form.α ->β.
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Project Description: I want to build a card playing Website. The user should be able to 1. Login. 2. Have profile access. 3. Put money into the site. 4. Selects t
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