Operating System-Test 1

Device Drivers

A device driver is a program that controls a particular type of device that is attached to your computer.

Which part of the CPU is the "director of operations?" a. register b. ALU c. CU d. system bus

CU

Kernel

It manages the operations of the computer and the hardware - most notably memory and CPU time

Microcode

Mostly a CISC feature Code within the CPU chip that controls the function

Cache Memory L4

On the Mother board as well

What operating system feature enables the operating system to automatically detect newly installed hardware? a. component object b. the registry c. ActiveX d. plug and play

Plug and play

Data Bus

Speed and Width

Compiler

Translates upper level programming languages to lower level assembler language

Popular Linux versions

Ubuntu, Red Hat, Mint, CentOS, Tails, Debian, openSUSE,

What feature of UNIX provides the GUI and is network-enabled? a. Aqua b. BSD c. Aero d. X Window

X Window

Cache Memory L3 Not normally on the CPU chip

but on a fast data bus - still fast but not as fast as L1 and L2 - still expensive - placed on the mother board (usually)

A separate device driver is typically present for each I/O device. a. True b. False

false

The core of an operating system that coordinates system functions is referred to as the CPU. a. True b. False

false

The firewall in Windows 7 is enhanced to monitor incoming communications only. a. True b. False

false

Cache Memory L1 Memory on the CPU chip

fast - expensive - small

Which type of computer is most likely to be used for graphical design, film design, and animation? a. high-end workstation b. PC-class computer c. mainframe d. supercomputer

high-end workstation

Speed in CPU

increases heat produced

Which of the following does NOT require a device driver to be installed in the OS? a. installing a DVD drive b. installing additional RAM c. installing a printer d. installing a new monitor

installing additional RAM

Cache Memory L2 Memory on the CPU chip

still fast - still expensive - bigger than L1 but still small amounts

You want your server to be able to access up to 32 GB of RAM. What should you be looking for? a. 32-bit data bus b. 128-bit system bus c. 64-bit address bus d. 48-bit control bus

64-bit address bus

f your address bus is 16-bits wide, approximately how much memory can your computer address? a. 1024K bytes b. 64K bits c. 4G bits d. 64K bytes

64K bytes

You are the administrator for a company that has users that must access the network remotely on a regular basis. You want the remote connection to be secure using IPsec encryption and as easy as possible to set up for your users. What new feature found in Windows Server 2008 R2 along with Windows 7 can you use to accomplish this? a. MMC 3.0 b. BranchCache c. FCI d. DirectAccess

DirectAccess

Which 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. multiuser computing d. ISP computing

cloud computing

Which of the following features was first available in Windows Server 2003 and Windows XP? a. 64-bit Itanium support b. Component Object Model c. Active Directory d. Kerberos authentication

64-bit Itanium support

Approximately how much data could a CPU with an external clock speed of 2 GHz and a 32-bit data bus transfer per second? a. 8 Gigabytes b. 8 Gigabits c. 4 Gigabytes d. 4 Gigabits

8 Gigabytes

You have found an old dusty computer in your basement that you can identify as an original IBM PC. You ask your friend if he knows what CPU was used in these computers. Which of the following represents a correct response to your question? a. 8088 b. Pentium c. Itanium d. 80286

8088

Which CPU vendor developed a processor called Athlon? a. Intel b. HP c. Motorola d. AMD

AMD

You 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. ROM b. CMOS c. RAM d. POST

CMOS

Which of the following is true about RISC CPU hardware? a. all current CPUs are based on it b. instructions take a widely varying number of clock cycles c. it is more complicated and must run at slower clock speeds d. it is less complicated and can perform pipelining more effectively

It is less complicated and can perform pipelining more effectively

If you are designing a CPU on which you want to memory that can be accessed at the internal clock speed of the CPU, which type of memory are you concerned with? a. L4 cache b. L1 RAM c. L1 cache d. L4 RAM

L1 Cache

Which type of cache is found as part of more advanced CPUs, is shared among the CPU cores and typically comes in sizes of 8 and 16 MB? a. Level 4 b. Level 3 c. Level 1 d. Level 2

Level 3

Which of the following is a new feature in Windows 7 that allows you to organize files from multiple locations? a. MMC 3.0 b. Libraries c. Folder resource sharing options d. File Explorer

Libraries

You have created a number of different documents using several applications including Word, Excel, and PowerPoint. These files are located in different folders on your hard drive. You want to be able to access these folders from a single location without actually moving them from their current location. What feature of Windows 7 can you use? a. libraries b. file server resource manager c. gadgets d. distributed file system

Libraries

Which of the following was the first widely used multiuser, multitasking OS? a. Mac System Software 6 b. Windows 3.0 c. Unix d. MS-DOS

Unix

You 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. CMOS settings d. kernel configuration

You have installed a new network adapter in a computer and rebooted the operating system.

A word processor is best described as which type of operating system element? a. basic input/output system b. application software c. application programming interface d. resource manager

application softwar

Which of the following is NOT a feature first introduced in Windows 2000? a. Kerberos b. user accounts and passwords c. Active Directory d. IntelliMirror

User accounts and passwords

Which particular type of low-level code is responsible for starting an operating system on a computer? a. CMOS b. POST c. basic input/output system d. real-time system

basic input/output system

Which of the following is NOT an I/O task performed by the operating system? a. handles output to the monitor b. executes program instructions c. manages network communication d. controls information storage and retrieval

executes program instructions

The first true 32-bit operating system developed by Microsoft was Windows 3.1. a. True b. False

false

Windows 98 was the first Windows OS to use the Kerberos security system. a. True b. False

false

The Intel Itanium processor is a CISC-based processor that uses a 128-bit architecture. a. True b. False

False

The address bus almost always runs faster than the external clock speed of the CPU. a. True b. False

False

CPUs that run faster generally require more energy and generate more heat. True False

True

Windows 95 used cooperative multitasking for 16-bit applications and preemptive multitasking for 32-bit applications. a. True b. False

True

MAC OS X Cheetah

10.14 Mojave

difference between desktop and server operating systems.

A desktop computer system typically runs a user-friendly operating system and desktop applications to facilitate desktop-oriented tasks. In contrast, a server manages all network resources.

Which 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

API

Which of the following is NOT a feature of the Windows NT security model? a. support for domains b. file and folder protection c. user accounts and passwords d. all network data is encrypted

All network data is encrypted

Which CPU, developed originally by DEC, had 64-bit data and address buses, and was the first chip to reach 1 GHz? a. SPARC b. Athlon c. Alpha d. PowerPC

Alpha

If you need to change specific parameters controlling the way your computer boots, which of the following components would you configure? a. API b. BIOS c. Kernel d. CPU

BIOS

Which of the following is low-level programming code capable of starting a full-fledged operating system? a. BIOS b. POST c. CMOS d. Process

BIOS

Which hardware component predicts what data will be needed and makes that data available to the CPU's internal memory? a. cache controller b. data bus c. RAM controller d. address bus

Cache controller

With what technique are two or more servers linked to equally share the server processor load? a. teaming b. applications services c. plug and play d. clustering

Clustering

CPU Architecture

Computer architecture is a specification detailing how a set of software and hardware technology standards interact to form a computer system or platform. In short, computer architecture refers to how a computer system is designed and what technologies it is compatible with.

You are troubleshooting a computer that is in the design phase. The problem you see is that the CPU is not receiving information about the status of resources and devices connected to the computer. The CPU is also not receiving IRQs. What component of the computer do you suspect could be the problem? a. control bus b. data bus c. CPU cache d. address bus

Control bus

If you are concerned about how many bytes per second you computer can transfer from main memory to the CPU, what part of the computer are you concerned with? a. Level I cache b. data bus c. registers d. address width

Data bus

What feature in Windows Server 2012 gives you fine-tuned control over shared resources by using data classification? a. Dynamic Access Control b. Storage Spaces c. Resilient File System d. BranchCache

Dynamic Access Control

Which AMD processor line has 8 cores and runs up to 4.7 GHz? a. Duron b. FX-8320 c. Phenom II d. Opteron 6000

FX-8320

A RISC CPU performs more complex instructions and use a uniform number of clock cycles for each instruction. a. True b. False

False

A bus is the chip that performs the actual computational and logic work. a. True b. False

False

Which of the following is best described as a technology that enables a single processor to appear as two processors to the OS and allows multiple threads to run simultaneously? a. super-threading b. EPIC c. RISC d. hyper-threading

Hyper-threading

While troubleshooting a computer hardware problem, you find that the processor is not being informed when a device has data ready to be read or written. What is the likely problem? a. ALU b. CPU core c. IRQs d. hyper-threading

IRQs

You are creating specifications for a new high-end workstation. Which CPU should you choose if you want at least six CPU cores? a. Itanium b. Atom c. Intel Core i7 d. Athlon II

Intel Core i7

What essential part of the operating system communicates with the BIOS, device drivers, resource managers, and APIs to coordinate operating system functions? a. RAM b. CMOS c. Kernel d. CPU

Kernel

Which operating system, usually distributed for free, relies on open source software that is developed by volunteers and contains code in the public domain? a. Mac OS X b. Linux c. Windows Server 2012/R2 d. Windows 10

Linux

Pipelining

Mostly a RISC feature Multiple things processed as the same time

A CPU that has two or more sections that read and execute instructions is referred to as which of the following? a. multibus processor b. single-CPU system c. multiprocessor CPU d. multicore processor

Multicore processor

If two parts of the same process can be executed simultaneously by the CPU, what feature is being used? a. multithreading b. multitasking c. multischeduling d. multiprocessing

Multithreading

Which Windows Server 2016 installation option has a small footprint and does not support a local logon? a. Windows Containers b. Server Core c. Nano Server d. Foundation Server

Nano Server

In which part of a computer does CPU scheduling occur? a. interrupts b. control bus c. operating system d. microcode

Operating system

You are building a new PC for yourself. You want your computer to have a quad-core processor made by AMD. Which processor family should you choose? a. Athlon X2 b. Phenom II c. Duron d. K6-III

Phenom II

Which feature of RISC CPUs allows the processor to operate on one instruction at the same time it is fetching one or more subsequent instructions? a. CPU scheduling b. pipelining c. caching d. coprocessing

Pipelining

Which type of CPU was designed jointly by Motorola, Apple, and IBM? a. SPARC b. PowerPC c. Athlon d. Alpha

PowerPC

If you suspect that a Windows problem is related to the database that stores hardware and software configuration information, which Windows component should you investigate? a. Component Object Model b. Registry c. Plug and Play d. ActiveX

Registry

You have heard that the Linux distribution your are going to install to run a new application runs best on a RISC architecture. Which of the following CPU families should you consider for the computer on which you will install this Linux distribution? a. Intel Xeon b. Motorola 68040 c. Pentium d. SPARC

SPARC

Which new installation option was introduced in Windows Server 2008 that is a bare-bones installation with a limited GUI? a. Active Directory b. Server Manager c. Hyper-V d. Server Core

Server Core

Which new tool introduced in Windows Server 2008 provides one location to set up, deploy, and manage server and server roles? a. File Explorer b. Server Core c. Active Directory d. Server Manager

Server Manager

Resource Managers

Software that keeps track of the available hardware and/or software components for a system, project or application. Refers to a variety of applications, all of which are specialized for many different purposes.

Which of the following was a major change in Mac OS X that first occurred with Snow Leopard? a. a new protocol called AppleTalk b. support for only Intel-based processors c. Split View was introduced d. support for TCP/IP

Support for only Intel-based processors

Which of the following will be launched automatically if Windows 7 detects a problem while booting the system? a. Service-failure Recovery b. Restart Manager c. Startup Repair Tool d. Microsoft Update

Startup repair tool

Which new feature in Windows Server 2012 provides administrators with the ability to manage storage of different sizes and interfaces, creating virtual disks that can be anything from a simple volume to a fault-tolerant RAID 5? a. File Server Resource Manager b. Server Core c. Resilient File System d. Storage Spaces

Storage spaces

Which of the following accurately describes preemptive multitasking? a. The OS allocates resources to applications but remains in full control b. The user controls which application uses the CPU and when c. The OS waits for an application to release control of the processor d. The CPU lets each application run for a fixed amount of time

The OS allocates resources to applications but remains in full control

What is a name given to the process of a CPU switching between applications very quickly? a. pipelining b. floating point operations c. multithreading d. time slicing

Time slicing

You 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. Windows Server 2016 c. Windows Server 2012/R2 d. Linux

Windows 10

From which OS did Windows XP evolve? a. Windows Server 2003 b. Windows 98 c. Windows 2000 d. Windows ME

Windows 2000

You need to set up a new network with 15 workstations. You must provide access to network services for all 15 stations simultaneously and you have been told to use Active Directory in this network. Which OS should you use? a. Mac OS Server b. Windows 2000 Professional c. Windows 2000 Server d. Linux

Windows 2000 Server

Popular Operating Systems

Windows 7 iOS Linux Android

In which Windows desktop OS was the Start button replaced by the Start screen? a. Windows 7 b. Windows 10 c. Windows 9 d. Windows 8

Windows 8

Which of the following OSs was the first to offer true 32-bit functionality? a. Windows 95 b. Windows 3.1 c. Windows 98 d. MS-DOS

Windows 95

What new feature in Windows 10 allows you to expand your sign-in options by using your facial features or fingerprint if your hardware supports it? a. Windows Hello b. Microsoft Edge c. Cortana d. Quick Access

Windows Hello

Which of the following features differentiated Windows NT from Windows 95/98? a. Windows NT had built-in network support b. Windows NT supported plug and play c. Windows NT's kernel ran in privileged mode d. Windows NT had a GUI

Windows NT's kernel ran in privileged mode

You want to be able to take advantage of the new Server Core feature. You have both 32-bit and 64-bit computers you want to install Server Core on. Which Windows OS should you purchase? a. Windows Server 2008 Core Edition b. Windows Server 2008 c. Windows Server 2003 R2 d. Windows Server 2008 R2

Windows Server 2008

Which version of Windows Server has features for implementing a private cloud and comes with an option called Minimal Server Interface? a. Windows Server 2003 b. Windows Server Core c. Windows Server 2008 d. Windows Server 2012

Windows Server 2012

The code that exchanges information with specific hardware devices is referred to as which of the following? a. BIOS b. application c. kernel d. device driver

device driver

When 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

client/server system

You 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. hosted private cloud c. public cloud d. private cloud

hosted private cloud

You 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. shell b. CPU c. BIOS d. kernel

kernel

A 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. Windows PC b. real-time system c. high-end workstation d. mainframe

mainframe

Which of the following is NOT a task performed by the computer's BIOS? a. enables communication with hardware devices b. performs power-on self test c. starts the operating system d. manages random access memory

manages random access memory

Which of the following is a job typically performed by the kernel? a. handling output to the monitor b. enabling multimedia c. handling input from the keyboard d. managing CPU interactions

managing CPU interactions

Which 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. client/server c. real-time d. time-sharing

real-time

What type of programs specifically manage central processor and computer memory? a. application program interfaces b. batch managers c. task-switching d. resource managers

resource managers

Time-Sharing vrs Real-time

time sharing operating system enable sharing of the computer resources to the multiple users at the same time. intended to serve real-time applications that process data as it comes in, typically without buffer delays.

An operating system allows the computer to execute I/O functions, enabling software applications to communicate with computer hardware. a. True b. False

true

Cooperative multitasking allows the operating system to remain in control of the computer at all times. a. True b. False

true

Mac OS X allows multiple users to access the OS in their own workspaces. a. True b. False

true

One function of the operating system's kernel is managing the use of the computer's RAM. a. True b. False

true