CIS 155 OPERATING SYSTEMS FINAL QUESTIONS
When you create a device special file in Linux, in what folder should it be stored?
/dev
Your assistant has documentation that shows how to modify a device file in Linux, but the documentation does not mention which folder to find the file in. Which folder should you suggest?
/dev
You need to check a printer parameter for a Linux printer. In what directory should you look for information about the printer configuration?
/etc/cups
What file can you edit on a Linux system to configure shared folders using Samba?
/etc/samba/smb.conf
An IPv6 address is made up of how many bits?
128
A CPU with an external clock speed of 2 GHz and a 64-bit data bus can transfer how much data per second?
16 GB/ps
Which OSI layer determines the route a packet takes from sender to receiver?
3 network layer
You want your server to be able to access up to 32 GB of RAM. What should you be looking for?
64 bit address bus
If your address bus is 16-bits wide, approximately how much memory can your computer address?
64K bytes
What was the first widely used personal computer CPU manufactured by Intel?
8088
Which of the following best describes a client?
A computer's primary role in the network is to run user applications and access network resources.
Your manager is very interested in having a new version of an OS, and wants you to install a beta version to use on a server so that your company can be one of the first to take advantage of the new features. What is your advice?
A safer path is to wait for an official release and to avoid using a beta system in a production environment.
Which component of the CPU is responsible for executing arithmetic and logic instructions?
ALU
When a Windows computer is configured to use DHCP but no DHCP server is available, what type of address is configured automatically for it?
APIPA
Which Windows Server default domain local group can administer user and group accounts for the local domain?
Account Operator
Which of the following is NOT a server add-on package for Mac OS X?
Active Directory
Which of the following best describes a MAC address?
An address with 12 hexadecimal digits
If you need to change specific parameters controlling the way your computer boots, which of the following components would you configure?
BIOS
Which particular type of low-level code is responsible for starting an operating system on a computer?
BIOS
If you are having trouble installing an OS because it does not seem to be detecting the computer hardware, which of the following should you check to try to resolve the problem?
BIOS settings
You have ten employees, each with their own computer. You currently have only one printer that is connected via USB to your computer. You frequently run into the problem where other employees try to print to the printer when your computer is shut down or when you are in a meeting. You have funds for a new printer but you don't want to run into the same problems even if the printer is installed on another user's computer. What do you suggest?
Buyy a printer with LAN interface
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?
CMOS
Which of the following executes instructions provided by computer programs?
CPU
What is the most common printing system used in contemporary Linux distributions?
CUPS
Which of the following is an open-source hypervisor?
Citrix XenServer
How do you check for software updates in Mac OS X?
Click the Apple icon and then click App Store.
You have a server with Windows Server 2012 R2 installed on Disk 0, a basic disk. You use the server to store users' documents. You have two more disks that you can install in the server. What should you do if you want to provide fault tolerance for users' documents?
Create a RAID 1 volume from Disk 1 and Disk 2.
Which protocol can configure a computer's IP address and subnet mask automatically?
DHCP
What features available starting with Windows Server 2008 R2 provide the functionality of a VPN without requiring users to initiate a connection each time they want one?
DirectAccess
When you attempt to access an application in Mac OS X, you see a message that the disk is corrupted. Which of the following tools enables you to examine the disk, find the problem, and attempt to fix it?
Disk First Aid in the Disk Utility
Which of the following utilities in Windows 10 can find and delete temporary files created by programs?
Disk cleanup
Which of the following folders in a Windows file system is NOT typically located directly off the root?
Documents
What does TCP/IP use to look up a computer's IP address when its name is known?
Domain Name Server DNS
Which group scope can be used to assign permissions to resources only in the domain in which the group is created?
Domain local
What should you wear while installing a circuit board in a computer?
ESD(electricstatic discharge) wrist strap
Users on your organization's Windows Server 2012 R2 server are beginning to take up excessive disk space on the NTFS volumes. You have plenty of disk space now, but you're concerned about this situation in the future. What can you do?
Establish disk quotas
Bare-metal virtualization is best for desktop virtualization. True or False?
False
In Windows Server 2003, most features and services are installed and enabled by default. True or False?
False
Instruction pipelining is a processing technique that allows the processor to operate on one instruction at a time with the pipeline keeping the instructions in order. True or False
False
Self-Healing NTFS is a process to repair disk drives on an off-line server. True or False?
False
On a Mac OS X computer, what is the name for a 1394 port?
FireWire
You run a computer support business and one of your customers calls to say he formatted his hard drive because it seemed to contain lots of bad clusters. The problem is that now the operating system won't start. What might be the problem?
Formatting the disk destroyed all the files on it, including the operating system files.
The X Window-like GUI interface in Red Hat Linux is called which of the following?
GNOME
You have purchased a computer that is loaded with Windows 7 Home Premium. After using the computer for several months, you decide you want to upgrade to Windows 10. Which of the following Windows 10 editions can be upgraded from Windows 7 Home Premium?
Home
Which virtualization product is available in Windows 10?
Hyper-V
What protocol does a network-attached printer that can print over the Internet use?
IPP(invoice processing platform)
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?
IRQ
You are running Windows Server 2008 x86 on a 32-bit CPU. You want to upgrade to Windows Server 2012/R2. What can you do?
Install Windows Server 2012/R2 on a new computer and migrate server roles.
Mac OS X El Capitan can run on which of the following processors?
Intel
Which processor was used in the original IBM PC?
Intel 8088
This morning you modified five large data files in your home folder in Linux, and now you want to find and delete the files because you no longer need them. Which of the following commands can you use to list and sort files based on the time they were modified?
Is -t
Looking at Windows Server 2008 R2, which of the following statements is true?
It supports Live Migration
What is the default authentication protocol used by Windows 2000 Server and later versions?
Kerberos
What essential part of the operating system communicates with the BIOS, device drivers, resource managers, and APIs to coordinate operating system functions?
Kernal
Which virtual network configuration is isolated from the host computer?
LAN segment
Which version of Mac OS X can be installed on an Intel or PowerPC processor?
Leopard
Which cache level provides the fastest access to its data?
Level 1
What was the original Microsoft operating system for the IBM PC?
MS-DOS
What file system is used on a hard disk in a computer running Mac OS X?
Mac OS Extended (HFS+) file system
Which of the following is NOT a task performed by the computer's BIOS?
Manage RAM
Your organization's Windows Server 2012 server has 8 GB of RAM but has been running a little slow, so you decide to check the virtual memory configuration. You find that the paging file is located on the C: drive, where Windows is installed. The paging file is about 12 GB. Is there anything you can do to configure the paging file for optimal performance?
Move it to another disk
Which virtual network configuration shares an IP address with the host computer?
NAT
Which of the following is the native Linux/UNIX file sharing protocol?
NFS
A colleague has asked you where the media access control address of his computer is located? What do you tell him?
NIC
In which file system would you find the Master File Table?
NTFS
You are troubleshooting a friend's computer and your diagnostic software reports a problem with the MFT. What file system is your friend's computer using?
NTFS
Which Windows Server 2016 installation option has a small footprint and does not support a local logon?
Nano Server
You want shared network storage that's easy to set up and geared toward file sharing with several file-sharing protocols, but you don't want the device to be dedicated to file sharing. What should you consider buying?
Network Area Storage
TCP/IP is an example of which of the following?
Network protocol
You installed a new printer in Red Hat Enterprise Linux, but when you print the test page, several characters are not printing correctly. Which of the following should you do first?
Obtain the latest printer drivers from the printer manufacturer's Web site
What does it mean if a driver is signed?
Only certified versions of drivers can be installed.
Which is the most common expansion bus used in personal computers?
PCIe
Which Windows tool lets you monitor paging activity?
Performance monitor
You need to install a new sound card for a colleague's computer. Which of the following does NOT represent a typical method for installing the driver on a Windows system?
Programs and Features
You need a disk system that provides the best performance for a new application that frequently reads and writes data to the disk. You aren't concerned about disk fault tolerance because the data will be backed up each day; performance is the main concern. What type of volume arrangement should you use?
RAID 0 volume
Which of the following RAID configurations uses disk striping plus mirroring for fault tolerance?
RAID 10
What term is used to describe software that is at the final stage of testing by vendors and users before the official release that is sold commercially?
RC release candidate
Which of the following is considered the most stable version of a new OS that is safe to install on production equipment?
RTM(release to manufacturing)
On your Windows server, you're planning to install a new database application that uses an enormous amount of disk space. You need this application to be highly available, so you need a disk system with the capability to auto-correct from disk errors and data corruption. You also want a flexible storage solution that makes it easy to add space and supports deduplication. Which of the following is the best option?
ReFS format and Storage Spaces
You are installing a file-sharing application on a Windows Server 2012 R2 server in which the volumes are managed by Storage Spaces and fault tolerance is a major consideration. Which file system should you use?
ReFS`
What company supports Fedora Linux?
Red Hat
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?
Registry
You have four servers that need access to shared storage because you're configuring them in a cluster. Which storage solution should you consider for this application?
SAN(storage area network)
You are ordering eight new desktop computers for your small business. Which of the following hard drive technologies is likely to be used in the new computers?
SATA
Which disk interface technology transfers data over a parallel bus?
SCSI
Which of the following is the default protocol Windows uses to share folders?
SMB
Which line of CPUs is a RISC processor?
SPARC
In which cloud computing model does Google Apps best fit?
SaaS
When creating group accounts in Windows domains, the Group type option is set to which of the following by default?
Security
How can you purge a file in Mac OS X?
Send the file to the trash and delete it from trash
What feature introduced with Windows Server 2008 provides only a limited GUI?
Server Core
Which new tool introduced in Windows Server 2008 provides one location to set up, deploy, and manage server and server roles?
Server Manager
Virtualization allows you to do which of the following?
Set up multiple operating systems on one physical server.
"On-demand applications" is another name for which of the following?
Software as a Service
What type of volume utilizes two or more physical disks, and fills each disk sequentially, rather than using striping?
Spanned Volume
Which type of Mac OS X account can run applications and create files in their home folder but cannot perform administrative actions such as installing devices?
Standard
Which edition of Windows 7 is often preinstalled on netbook computers?
Starter edition
The president of your company uses Mac OS X and wants to find out more about a file, such as whether the file is a TIFF document. What tool should she use?
The Get Info option for the file
Which of the following accurately describes preemptive multitasking?
The OS allocates resources to applications but remains in full control
Which of the following is true about GPT disks?
They use CRC protection for the partition table.
Which OSI model layer takes a large chunk of data from the Application layer and breaks it into smaller segments?
Transport
FCI automates data classification based on predefined categories. True or False?
True
The use of drivers in Linux can be more complex than in Windows systems, so there can be occasional problems in detecting PnP cards and devices in Linux. True or False?
True
Windows 2000 Server was the first Windows server to contain Active Directory. True or False?
True
Windows Server 2008 R2 supports up to 64 physical processors. True or False?
True
A friend was installing a circuit board and damaged it by creating a static discharge at the time of installation. How can this be avoided?
Turn the computer off, then ground yourself by touching the computer case.
The tar format for retrieving drivers is used in which of the following
UNIX/LINUX
What type of port is typically used for a scanner?
USB`
You developed a proposal for the president of your company several months ago. You know you saved it, but you are not sure where. You created the proposal on your Mac OS X El Capitan computer. Which of the following is the easiest option for finding the document?
Use spotlight to search for document on Mac
You use the Internet frequently. What simple step should you perform on a regular basis to maintain your computer?
Use your browser or an operating system utility to regularly delete temporary Internet files.
What is the name of the IaaS feature that allows customers to use thin clients or computers with older OSs to make use of the latest desktop OSs and applications?
VDI virtual desktop interface
With which client OS does Windows Server 2008 share the same code base?
Window Vista
On which host OS can you run Hyper-V?
Windows 10
You are called into a small business in which 25 people are using one Windows 10 computer to share files. The business wants you to diagnose why file sharing is often slow or seems to grind to a halt. What is your assessment?
Windows 10 is only meant for 20 or fewer simultaneous users. The company should upgrade to a server system
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?
Windows 2000 Server
What was the first version of Windows Server to come in Essentials and Foundation editions?
Windows Server 2012
You have a Windows Server 2008 server with a 2 GHz, 32-bit processor and 4 GB of memory. You plan to upgrade it to Windows Server 2012/R2. When you attempt the upgrade, the Setup program stops with a message that it cannot continue. Which of the following might be the problem?
Windows Server 2012/R2 requires a 64-bit processor.
Which of the following operating systems only comes in a 64-bit version and not a 32-bit version?
Windows Server 2016
Which of the following is not a Windows share permission?
Write
What feature of UNIX provides the GUI and is network-enabled?
X Window
Which of the following is true about the Enterprise edition of Windows 10?
You don't need to enter an activation key during installation
Which of the following correctly specifies a file named salaries.xls in a shared folder named Budget on a server named Accounting when accessing the file remotely from a Windows computer?
\\Accounting\Budget\salaries.xls
Which of the following statements is true about the FAT directory structure?
a backup of the FAT table is kept for each partition
Which of the following is a process that marks the location of tracks and sectors on a disk?
a low level format
To help manage access to the CPU, programs and processes are assigned which of the following by the operating system?
a priority
Which of the following best describes a virtual private network (VPN)?
a private network that is like an encrypted tunnel through a larger network
Which part of a CPU carries signals to indicate where data should be read from or written to in the system's memory?
address bus
Which of the following is NOT a feature of the Windows NT security model?
all network data is encrypted
You are using e-mail to send a message over the Internet. Which of the following types of software acts like a hook in the operating system to enable e-mail transmissions over the Internet?
application programming interface
A word processor is best described as which type of operating system element?
application software
What command can you use to make the file named private.txt read-only?
attrib +r private.txt
Which of the following defines the types of actions a user can perform on a system?
authorization
What is the default Windows Update configuration in Windows 10?
automatically download and install
Which of the following functions allows an administrator to configure print servers to accept print jobs only during certain hours of the day?
availability control
Which of the following is NOT a typical function performed by the OS installation program?
backing up existing data
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?
bad or missing device driver
A text file that contains a list of commands is called which of the following?
batch file
Which of the following is NOT a guideline you should follow to avoid damage to circuit boards during installation?
be sure you not on a carpeted floor
Which type of server plugs into slots in an enclosure that contains a backplane?
blade
If you want your virtual machine to have direct access to the physical network, which virtual network option should you configure?
bridged
A path or channel between a computer's CPU and the devices it manages is known as which of the following?
bus
Which of the following is a specialized piece of hardware that can predict what data will be needed and makes the data available in cache before it is needed?
cache controller
Choosing the Customize button during a Mac OS X installation allows you to do which of the following?
choose various OS components you want to install
When you install an OS on a computer with a hard drive that has been formatted and does not contain a previous OS, which type of installation should you perform?
clean
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?
client/server system
As you are using some files on a workstation running Linux, you determine that a few of the files seem to be corrupted. What should you do?
close all apps and files and run fsck
Which of the following can be described as a client/server computing model that offers scalable Web-based applications and services over the Internet?
cloud computing
A group of sectors on a disk is called which of the following?
cluster
What type of computer program takes a high-level language and turns it into assembly code?
compiler
You are the computer support person in your small company. One of the employees has installed an off-brand network interface card (NIC) and its drivers on his Windows 10 computer. Now the OS will not run several network-related programs, such as e-mail, a calendar scheduling program, and programs used for remote database access. You suspect a driver problem, so you uninstall the NIC driver and the NIC, and then install a NIC that is known to be Windows 10 compatible. How can you prevent this problem from happening the next time the user installs a device?
configure driver signing
You manage several hundred Windows 10 computers for your company. In the past, your support staff has spent a lot of time troubleshooting issues related to incompatible or faulty device drivers. You want to reduce the amount of troubleshooting your staff is doing. What is one step you can take that will help?
configure driver signing to disallow unsigned drivers
How are files stored on the disk when an OS is first installed?
contiguously
Which of the following is used to keep the CPU informed of the status of resources and devices connected to the computer?
control bus
Which of the following is NOT a task typically performed by an OS's file system?
convert files between image formats
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?
data bus
What is another name for a client operating system?
desktop operating system
The code that exchanges information with specific hardware devices is referred to as which of the following?
device driver
What communicates between the OS and computer devices?
device driver
You have just installed a new NIC in your PC to replace the old one that had started malfunctioning. What additional software must be installed to allow the OS to communicate with the new NIC?
device driver
You have attached a new USB camera to your computer but it doesn't seem to be working. Which tool can you use to see if Windows successfully installed the driver and to see if the device is working correctly?
device manager
You support the Windows 10 computers in your organization. A new network interface driver has been issued to plug a security hole. Which tool would you use to quickly install this driver update?
device manager
Which of the following elements of a file system connects the names of files to the file data stored on the disk?
directory
Which of the following is defined as a physical component with a disk interface connector?
disk drive
Which task is an unnecessary step in preparing to upgrade a computer to a new OS version?
do performance benchmarks with the current OS
The Accounting Department needs to purchase a printer that prints receipts for customers. The department also needs three-part carbonless paper. What type of printer would you recommend? (Choose all that apply.)
dot matrix impact printer
Which feature of some virtualization products allows you to deploy VMs and storage as needed and has uses in cloud computing?
dynamic provisioning
What type of interface are you likely to find that connects a DAS device to the server that uses it?
eSATA
Data is processed from the time an application creates it to the time it reaches the network medium. This process includes adding information such as addresses and is called which of the following?
encapsulation
Which of the following is NOT an I/O task performed by the operating system?
execute program instructions
In FAT32, file characteristics such as Hidden and Read-only are examples of which of the following?
file attributes
In Linux, you are preparing to delete the tprice user account because this user has just left the company. However, before you delete the account, you want to list all files owned by tprice so you can decide which files to keep. What command enables you to view all files owned by the tprice account?
find / -user tprice
Where is a computer's BIOS typically stored in modern computers?
flash memory
What command in Windows Server 2012 can you use to format a disk for FAT32?
format /fs:FAT32
You have installed a new disk and created a volume on it. What should you do before you can store files on it?
format it
Which type of operation writes the file system structure to the disk?
formatting
What is the unit of information that contains MAC addresses and an error-checking code that's processed by the network interface layer?
frame
Which backup scheme requires the fewest tapes to perform a full restore?
full backup plus differential
Which of the following group scopes can only contain users from the domain in which the group is created?
global
Which of the following can best be described as developing applications by using a service provider's development tools and infrastructure?
hosted platforms
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?
hyper-threading
What can be defined as software that creates and monitors the virtual hardware environment?
hypervisor
Which component of virtualization allows multiple VMs to share physical hardware resources?
hypervisor
You need to find the date and time a file was created and the file's size. Where should you look?
in the file metadata
In Windows operating systems, which of the following methods backs up any files that have changed since the last full or incremental backup?
incremental
What structure does the Linux ext3 file system use to keep track of files in the file system?
inode
Which of the following does NOT require a device driver to be installed in the OS?
installing additional RAM
The list of commands a CPU can execute is referred to as which of the following?
instruction set
Which manufacturer developed the Celeron line of CPUs?
intel
Manufacturers rate their CPU speeds based on which characteristic?
internal clock speed
You're the network administrator for a company that has just expanded from one floor to two floors of a large building, and the number of workstations you need has doubled from 50 to 100. You're concerned that network performance will suffer if you add computers to the existing LAN. In addition, new users will be working in a separate business unit, and there are reasons to logically separate the two groups of computers. What type of network should you configure?
internetwork
what its true about an SSD
it has no moving parts
Which of the following is true about RISC CPU hardware?
it is less complicated and can perform pipelining more effectively
Which of the following is true about Windows virtual memory?
it should be stored on its own disk
Which of the following is true about bare-metal virtualization?
it uses type 1 hypervisor
Which feature of the NTFS file system keeps a log of file system activity to help prevent loss of information if there is a power outage while your disk is in use?
journaling
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?
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?
linux
Which Windows Server 2008/R2 enchancement allows an administrator to move a virtual machine form one server to another with little to no downtime?`
live migration
Which feature provided by some virtualization products allows you to move a VM to a new host computer while the VM is running?
live migration
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?
mainframe
Which of the following is a necessary step you should take before upgrading or migrating to a new OS?
make a complete backup of the current system
You need to find out more about the fdisk utility and the commands associated with it before you set up a new Linux system in addition to the one you are already using. What command can you use on your present system to find out more about fdisk?
man fdisk
Which of the following is a job typically performed by the kernel?
managing CPU interactions
Which of the following is NOT an element of the MBR(master boot record) on a Windows system?
master file table
Which term is used to describe a CPU's internal circuitry, defining characteristics such as the technology used to create the chip, supported instruction set, and the bit size?
microarchitecture
You need to create a new folder in a Linux system and you choose to do so from a terminal window. Which of the following commands enables you to create a folder?
mkdir
Which command in Linux enables you to create a device special file?
mknod
You are explaining to a colleague how to make a shared resource available on a Linux file system. Which of the following terms best describes what you should tell him?
mount a share
You come across a file with a .vhd extension on your Windows 10 computer's hard disk. What should you do to see this file's contents?
mount the file
A CPU that has two or more sections that read and execute instructions is referred to as which of the following?
multicore processor
Which of the following is the correct syntax for mapping drive letter W to a shared folder named Accounting on the Finance server?
net use W: \\Finance\Accounting
Which of the following requests information stored on another computer?
network client
File and Printer Sharing for Microsoft Network is an example of which type of network component?
network server
What's the term for each grouping of 8 bits in an IP address?
octet
Which key should you press to boot a Macintosh computer from an installation DVD?`
option
You are installing Windows 10 on a new disk that has only been low-level formatted. What is the first thing you need to do to prepare the disk?
partition the disk
You have a new hard disk that you want to put two different OSs on but each OS requires a different file system. What procedure must you perform before you can install the two OSs?
partition the disk into two logical drives and install an OS on each logical drive
Which of the following is NOT a task in preparation for installing an OS?
perform a low-level format on all disk drives
After you start your Windows 10 computer, you attempt to access your organization's network to open an inventory program, but you can't make a network connection. Which of the following commands tests your computer's ability to connect to the network?
ping
What type of message is used to determine whether a computer is listening on the network?
ping
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?
pipelining
What operating system feature enables the operating system to automatically detect newly installed hardware?
plug and play
A user calls the help line and ask for some help installing a new keyboard. He isn't sure how to plug the keyboard into the computer because it doesn't have a cable connected to it. What advice are you likely to give him?
plug the USB receiver into a USB port on the computer
What is a storage location for pending print jobs?
print queue
Where are print jobs stored before being sent to the print device?
print queue
When a Linux application prints a document, what accepts the document and stores it in a temporary location before it is sent to the printer?
print spooler
Which term is used to describe a company that delivers cloud services to their own employees through the use of virtualization technologies?
private cloud
Which type of storage device in a Linux system has no logical division in blocks?
raw
Which type of operating system is most likely to be part of an embedded system?
real time
Which component of a file sharing client determines whether the resource is local or remote?
redirector
Where must data be placed on a CPU before it can use the data for arithmetic instructions?
register
In a folder hierarchy, the top, or primary, level is referred to as which of the following?
root
You are preparing to upgrade Windows 7 to Windows 10 but you are going to be cautious and make a backup of your system before proceeding with the installation. Which of the following should NOT be a consideration for performing your backup.
select only the data files for backup since the OS files and applications will not be affected by the upgrade
To access shared files on another computer from a MAC OS X client by entering a path, you must preface the path with which of the following?
smb:
Which of the following is a Linux command to access shared files using Samba?
smbclient
Which of the following is a partial copy of a VM made at a particular moment that enables you to restore the VM's state?
snapshot
You want to take advantage of a new VoIP application you just downloaded. What type of device will you need to use this application?
sound card
Which of the following is NOT a type of device special file used in UNIX/Linux systems?
stream special files
On most Linux system, you can't run the useradd command unless you are logged in as the root user or you preface the command with which of the following?
sudo
Which of the following holds information about the layout of blocks and sectors in the UNIX file system?
superblock
You need to perform a backup in Windows that includes the registry. Which type of backup should you perform?
system state backup
What is created automatically when you install Windows Server 2012 R2 on a system with a disk drive that has never had an OS installed on it before?
system volume
A user has called you to complain that he does not have access to a file. While on the phone, you add the user to the appropriate group that has permission to access the file. You ask the user to try to access the file again, but he still cannot. What should you do?
tell user to log off and log back on
Which of the following statements is true about file storage on a FAT file system?
the clusters are organized as a linked-list
Your Windows 10 workstation hard drive seems to be laboring to find files, possibly because you added and deleted hundreds of files without performing any special disk maintenance. What is the most likely problem?
the defrag program is not scheduled to run
What is the core code of an operating system called?
the kernel
When choosing a computer for a test upgrade/migration, choose one that represents which of the following?
the lowest common denominator
A user complains that his new mouse doesn't work right. He has an old system at home and when he has had this problem, he cleaned the ball on the underside of the mouse to fix it, but this mouse doesn't have a ball on the underside. What can you tell him about his mouse?
the mouse is a optical mouse
Which of the following best describes Hyper-V?
the server virtualization code used to create multiple logical servers on one physical server
You want to check on the size of virtual memory on your Linux computer. Where should you look?
the swap file system
In UNIX and Linux, which of the following is true about device drivers? (Choose all that apply.)
they can be loadable modules
Which of the following is true about CISC CPUs?
they use microcode
The smallest piece of computer code that can be independently scheduled for execution is known as which of the following?
thread
The large bank where you work uses an older mainframe to make a customer service database available for complex reports and queries about customer profiles. Which of the following occurs when 12 users run large reports on the mainframe at the same time?
time sharing
What is a name given to the process of a CPU switching between applications very quickly?
time slicing
Which of the following statements is true about how disk drives are organized?
tracks are divided into sectors
Even with a PnP-capable OS, you may have to configure devices to work optimally with the OS. True or False
true
You are running Windows 7 Pro and want to use a virtualization program so you can test out Windows 10 and also work with other operating systems. What should you install?
type 2 hypervisor
After you install a new sound card and its related device drivers, your monitor frequently pauses or stops working until you reboot. Which of the following is most likely to be the problem?
update the driver
Which of the following is the virtual environment that emulates a physical computer's hardware and BIOS?
virtual machine
What command-line utility can you use in Linux to monitor paging?
vmstat
Your Linux workstation runs slowly when you use certain applications. You decide to determine how much virtual memory is used when you run these applications. Which of the following commands enables you to determine virtual memory usage?
vmstat
You have just partitioned a new disk into three partitions and formatted them NTFS 5. You want to be able to access these partitions as folders on the current C: drive. What feature can you use?
volume mount points
When did Microsoft introduce the Hyper-V product?
with Windows Server 2008
Which of the following is true about Windows Server 2012?
you cant upgrade to a different language
You are in a committee meeting in which the members are debating whether the Windows XP Professional computers in a laboratory can be directly upgraded to Windows 10 for free. What is your recommendation
youll need to perform a clean installation of windows 10
Which of the following is a common format for distributing driver files?
zip
