*NOS 110 COMPREHENSIVE STUDY GUIDE QUESTIONS & ANSWERS

B) Cloud computing - ANSWERSWhich of the following can be described as a client/server computing model that offers scalable Web-based applications and services over the Internet? A) real-time computing B) cloud computing C) multiuser computing D) ISP computing C) executed program instructions - ANSWERSWhich of the following is NOT an I/O task performed by the operating system? A) manages network communication B) controls information storage and retrieval C) executes program instructions D) handles output to the monitor D) basic input/output system - ANSWERSWhich particular type of low-level code is responsible for starting an operating system on a computer? A) POST B) CMOS C) real-time system D) basic input/output system A) False - ANSWERSCooperative multitasking allows the operating system to remain in control of the computer at all times A) False B) True D) real-time system - ANSWERSA large institution, such as a bank, may have thousands of transactions to process in which no user interaction is required; which type of computer system are you most likely to use? A) high-end workstation B) mainframe C) Windows PC D) real-time system B) resource managers - ANSWERSWhat type of programs specifically manage central processor and computer memory? A) application program interfaces B) resource managers C) task-switching D) batch managers D) client/server system - ANSWERSWhen a computing environment requires that some processing of applications takes place on a server and on a PC-class computer, which type of system are you using? A) multiuser system B) real-time system C) mainframe system D) client/server system A) True - ANSWERSThe core of an operating system that coordinates system functions is referred to as the CPU A) True B) False B) True - ANSWERSA separate device driver is typically present for each I/O device A) False B) True A) kernel - ANSWERSYou are testing out a new multitasking operating system. In your testing, you find that some applications are not getting sufficient CPU time while other applications are getting more than necessary. Which component is likely to be the cause of this problem? A) kernel B) CPU C) shell D) BIOS C) real-time - ANSWERSWhich type of operating system would be best when implementing a new computing system for an industrial plant that will require an accurate system to receive and process inputs, and calculate the expected outputs in a specified period? A) multiuser B) time-sharing C) real-time D) client/server B) manages random access memory - ANSWERSWhich of the following is NOT a task performed by the computer's BIOS A) enables communication with hardware devices B) manages random access memory C) starts the operating system D) performs power-on self test D) BIOS - ANSWERSWhich of the following is low-level programming code capable of starting a full-fledged operating system? A) POST B) Process C) CMOS D) BIOS D) high-end workstation - ANSWERSWhich type of computer is most likely to be used for graphical design, film design, and animation? A) mainframe B) PC-class computer C) supercomputer D) high-end workstation D) application software - ANSWERSA word processor is best described as which type of the following operating system element? A) basic input/output system B) application programming interface C) resource manager D) application software B) Unix - ANSWERSWhich of the following was the first widely used multiuser, multitasking OS? A) Mac System Software 6 B) Unix C) MS-DOS D) Windows 3.0 A) Windows 10 - ANSWERSYou are planning to buy a new server that will act as the server portion of a client/server application. A colleague of yours makes some suggestions for the server's OS. Which of the following suggestions are you least likely to adopt? A)Windows 10 B) Linux C) Windows Server 2012/R2 D) Windows Server 2016 C) Linux - ANSWERSWhich operating system, usually distributed for free, relies on open source software that is developed by volunteers and contains code in the public domain? A) Windows Server 2012/R2 B) Windows 10 C) Linux D) Mac OS X A) managing CPU interactions - ANSWERSWhich of the following is a job typically performed by the kernel? A) managing CPU interactions B) handling input from the keyboard C) handling output to the monitor D) enabling multimedia A) bad or missing device driver - ANSWERSYou have installed a new network adapter in a computer and rebooted the operating system. You go to check the settings of the network adapter, but you cannot find the device present in Windows. What is the most likely problem? A) bad or missing device driver B) user interface configuration C) Kernel Configuration D) CMOS settings B) device driver - ANSWERSThe code that exchanges information with specific hardware devices is referred to as which of the following? A) application B) device driver C) BIOS D) kernel C) BIOS - ANSWERSIf you need to change specific parameters controlling the way your computer boots, which of the following components would you configure? A) API B) Kernel C) BIOS D) CPU A) True - ANSWERSOne function of the operating system's kernel is managing the use of the computer's RAM A) True B) False B) The OS allocates resources to applications but remains in full control - ANSWERSWhich of the following accurately describes preemptive multitasking? A) The OS waits for an application to release control of the processor B) The OS allocates resources to applications but remains in full control C) The CPU lets each application run for a fixed amount of time D) The user controls which application uses the CPU and when to release control B) True - ANSWERSAn operating system allows the computer to execute I/O functions, enabling software applications to communicate with computer hardware. A) False B) True C) hosted private cloud - ANSWERSYou are currently designing a cloud computing system that will host scalable Web-based applications accessible through a Web browser. This system will be available only to your company, but the resources will be made available through a third-party. What type of system should you use? A) Hybrid cloud B) private cloud C) hosted private cloud D) public cloud D) API - ANSWERSWhich of the following can be described as program code that operates like a specialized hook into the operating system? A) ROM B) CMOS C) BIOS D) API A) CMOS - ANSWERSYou want to design a small portable computer system with memory that can be updated, but that does not lose its contents when the device is turned off. What chip should be used? A) CMOS B) RAM C) POST D) ROM A) Kernel - ANSWERSWhat essential part of the operating system communicates with the BIOS, device drivers, resource managers, and APIs to coordinate operating system functions? A) Kernel B) CPU C) CMOS D) RAM D) installing additional RAM - ANSWERSWhich of the following does NOT require a device driver to be installed in the OS? A) installing a new monitor B) installing a DVD drive C) installing a printer D) installing additional RAM A) cloud computing - ANSWERSWhich of the following can be described as a client/server computing model that offers scalable WEB-based applications and services over the Internet? A) cloud computing B) real-time computing C) multi user computing D) ISP computing