database management system, Computer Engineering

Assignment Help:
Consider the following instance of the Students relation, sorted by gpa.

sid name login age gpa
53831 Madayan madayan@music 11 1.8
53832 Guldu guldu@music 12 2.0
53688 Smith smith@ee 19 3.2
53666 Jones jones@cs 18 3.4
53650 Smith smith@math 19 3.8


For the purposes of this question, assume that these tuples are stored in a sorted file in the order shown. Each page can store up to three data records. So the first three tuples are on page 1, the fourth is on page 2 etc.

I. (20) Explain what the data entries in each of the following indexes contain. If the order of entries is significant, say so and explain why. For definition of terms, refer to the text.
1. An index on gpa using Alternative (1).
2. A clustered index on gpa using Alternative (2).
3. An unclustered index on name using Alternative (3).

Related Discussions:- database management system

Describe the structure and function of a computer system, Question: a) ...

Question: a) Describe the structure and function of a computer system. b) The raw speed of a microprocessor will not achieve its potential unless a constant stream of wor

Types of addressing modes in assembly language, Types of Addressing Modes: ...

Types of Addressing Modes: Each instruction of a computer mentions an operation on certain data. There are many ways of specifying address of the data to be operated on. These

What is the advantage of running the vuser as thread, VuGen gives the facil...

VuGen gives the facility to use multithreading. This enables more Vusers to be run pergenerator. If the Vuser is run as a process, the similar driver program is loaded into memory

Accessing the operands - assembly language, Accessing the Operands: ...

Accessing the Operands: operands are usually place in one of two places: -registers (32 int, 32 fp) -memory (232locations) registers are -simple to spe

Natural and artificial intelligence, Since the term artificial intelligen...

Since the term artificial intelligence was defined in the 1950s, experts have disagreed about the difference between natural and artificial intelligence. Can computers be pro

What are the types of calendars in a single interface, What are the types o...

What are the types of calendars in a single interface? Member Event calendar helps users manage their personal time, Kept track of meetings with others, and so on. Tea

What are the limitations of mobile devices, What are the limitations of mob...

What are the limitations of mobile devices? For mobile devices we require both PC-integrated applications and specialized mobile services quite than repurposed website content.

Define the architectural framework for electronic commerce, Define the Arch...

Define the Architectural framework for electronic commerce. An application independent framework to categorize service interaction relies onto four fundamental dimensions a.

Version control systems, The next major set of tasks to tackle are delete a...

The next major set of tasks to tackle are delete and update. Version control systems typically version updates to a ?le and only store the differences between the ?les. Two system

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd