(Indexing and Slicing arrays) Create an array containing the values 1–15, reshape it into a 3-by-5 array, then use indexing and slicing techniques to perform each of the following operations: Please use Python and keep it simple. a) Select row 2. b) Select column 4. c) Select rows 0 and 1. d) Select columns 2–4. e) Select the element that is in row 1 and column 4. f) Select all elements from rows 1 and 2 that are in columns 0, 2 and 4.
(Indexing and Slicing arrays) Create an array containing the values 1–15, reshape it into a 3-by-5 array, then use indexing and slicing techniques to perform each of the following operations: Please use Python and keep it simple. a) Select row 2. b) Select column 4. c) Select rows 0 and 1. d) Select columns 2–4. e) Select the element that is in row 1 and column 4. f) Select all elements from rows 1 and 2 that are in columns 0, 2 and 4.
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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(Indexing and Slicing arrays) Create an array containing the values 1–15, reshape it into a 3-by-5 array, then use indexing and slicing techniques to perform each of the following operations: Please use Python and keep it simple.
a) Select row 2.
b) Select column 4.
c) Select rows 0 and 1.
d) Select columns 2–4.
e) Select the element that is in row 1 and column 4.
f) Select all elements from rows 1 and 2 that are in columns 0, 2 and 4.
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