In quick sort, for sorting n elements, the (n/4)th smallest element is selected as pivot using an o(n) time algorithm. what is the worst case time complexity of the quick sort?

Acomputer is a multipurpose device that accepts input, processes data, stores data, and produces output, all according to a series of stored . the processing unit of most modern computers is a(n) . the instructions that tell a computer how to carry out a task are referred to as computer , which are distributed as software. computers run three main types of software: software, system software, and development tools. an example of system software is a computer system, which is essentially the master controller for all the activities that a digital device performs. digital devices are constructed using tiny electronic components that represent data bits as electrical signals. the system unit houses the system board, which contains several circuits made from semiconducting materials. computers come in three popular form factors: component, , and slate. many of today's digital devices operate on battery power supplied by ion batteries. battery life and lifespan can be extended by following good battery management practices.

Hazel has just finished adding pictures to her holiday newsletter. she decides to crop an image. what is cropping an image?

Identify the publisher in this citation: carter,alan.a guide to entrepreneurship.new york: river’2008.print.