Computer Science Final Exam

Application software – performs a user oriented task independent of the computer
Internet telephony – or VoIP phoning (short for Voice over Internet Protocol) using the net to make phone calls, either one to or for audioconferencing
Pascal – important to the education community
developed by Niklaus Wirth for the purpose of teaching proper computer science programming techniques
Iteration – Repeating a step-by-step procedure several times; also used to refer to single execution of that repetitive procedure.
Gates – The physical devices that make decisions
simulation – the imitation of the operation in the real world
Unicode – a fixed number representation of keyboard characters (like 65 for 'a')

Given the following code snippet:public static int newCalc(int n){ if (n < 0) { return -1; } else if (n < 10) { return n; } else { return (n % 10) + newCalc(n / 10); }}What value will be returned when this code is executed with a call to newCalc(15)?[/panel-header] [panel-content][/panel-content] [panel-footer] [button style="btn-default btn-sm" icon="fa fa-search-plus" align="left" type="button" title="Show Answer"][button style="btn-default btn-sm" icon="fa fa-search-minus" alieft" type="button" title="Hide Answer"] [/panel-footer] [/panel][panel style="panel-primary"] [panel-header]break statement – quits an infinite loop[/panel-header] [panel-content][/panel-content] [panel-footer] [button style="btn-default btn-sm" icon="fa fa-search-plus" align="left" type="button" title="Show Answer"][button style="btn-default btn-sm" icon="fa fa-search-minus" alieft" type="button" title="Hide Answer"] [/panel-footer] [/panel][panel style="panel-primary"] [panel-header]What is the part of the operating that figures out when processes can use the CPU? – Scheduler[/panel-header] [panel-content][/panel-content] [panel-footer] [button style="btn-default btn-sm" icon="fa fa-search-plus" align="left" type="button" title="Show Answer"][button style="btn-default btn-sm" icon="fa fa-search-minus" alieft" type="button" title="Hide Answer"] [/panel-footer] [/panel][panel style="panel-primary"] [panel-header]Machine Language – Computer Programs written in binary[/panel-header] [panel-content][/panel-content] [panel-footer] [button style="btn-default btn-sm" icon="fa fa-search-plus" align="left" type="button" title="Show Answer"][button style="btn-default btn-sm" icon="fa fa-search-minus" alieft" type="button" title="Hide Answer"] [/panel-footer] [/panel][panel style="panel-primary"] [panel-header]Given the fоllоwing cоde snippet:public stаtic int newCаlc(int n){ if (n < 0) { return -1; } else if (n < 10) { return n; } else { return (n % 10) + newCаlc(n / 10); }}What value will be returned when this code is executed with a call to newCalc(15)?[/panel-header] [panel-content][/panel-content] [panel-footer] [button style="btn-default btn-sm" icon="fa fa-search-plus" align="left" type="button" title="Show Answer"][button style="btn-default btn-sm" icon="fa fa-search-minus" alieft" type="button" title="Hide Answer"] [/panel-footer] [/panel][panel style="panel-primary"] [panel-header]Recursion – The process of a method calling itself in order to solve a problem.[/panel-header] [panel-content][/panel-content] [panel-footer] [button style="btn-default btn-sm" icon="fa fa-search-plus" align="left" type="button" title="Show Answer"][button style="btn-default btn-sm" icon="fa fa-search-minus" alieft" type="button" title="Hide Answer"] [/panel-footer] [/panel][panel style="panel-primary"] [panel-header]Systems Software (Examples) – Utility Programs, Language translators, Operating systems[/panel-header] [panel-content][/panel-content] [panel-footer] [button style="btn-default btn-sm" icon="fa fa-search-plus" align="left" type="button" title="Show Answer"][button style="btn-default btn-sm" icon="fa fa-search-minus" alieft" type="button" title="Hide Answer"] [/panel-footer] [/panel][panel style="panel-primary"] [panel-header]What is a computer? – An electronic device for storing and processing data.[/panel-header] [panel-content][/panel-content] [panel-footer] [button style="btn-default btn-sm" icon="fa fa-search-plus" align="left" type="button" title="Show Answer"][button style="btn-default btn-sm" icon="fa fa-search-minus" alieft" type="button" title="Hide Answer"] [/panel-footer] [/panel]

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