CGS 3767 Computer Operating Systems Final Exam

Which of the following is an example of the types of information that a computer stores? (Choose all that apply.)

1. virtual memory 2. log files 3. documents

An IPv6 address is made up of how many bits?

128

About how much data is typically transferred in each packet or frame?

1500 bytes

You have been asked to install a network-attached printer that will be used with macOS client computers. Which of the following is an example of a setting you will use when configuring this printer.

172.16.1.100

Which OSI layer determines the route a packet takes from sender to receiver?

3

Which of the following is true about upgrading to Windows Server 2019?

An upgrade from Windows Server 2008 edition requires a clean installation.

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 of the following is not a typical Windows Server post installation task?

Installing the Server Core role

Which of the following is true about a page file?

It should be stored on a separate disk from the Windows folder.

You come across a file with a .vhdx extension on your Windows 10 computer's hard disk. What should you do to see this file's contents?

Mount the file

You want shared network storage that's easy to set up and geared toward file sharing with several file-sharing protocols. What should you consider buying?

NAS

You are troubleshooting a computer that is being used primarily to serve Web pages and respond to Active Directory requests. Which operating system are you most likely using?

Windows Server 2019

What component of a device does a device driver access if data should be output by the device?

data register

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 type of storage device in a Linux system has no logical division in blocks?

raw

What component of a DHCP server uses the client MAC address to ensure that the client is leased the same address each time it requests an IP address?

reservation

When you create a device special file in Linux, in what folder should it be stored?

/dev

You are looking for the device special file associated with the second SATA drive on your system and the first partition on that drive. What file should you look for?

/dev/sdb1

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

Which of the following is a reason for installing a new server? (Choose all that apply.)

1. Excessive load on existing servers 2. Fault tolerance 3. To isolate a new application

In network communication, what address is used to deliver a frame to the correct computer on the network? (Choose two.)

1. MAC 2. physical

Under which conditions should you consider a clean installation? (Choose all that apply.)

1. The installation is needed for a computer that has no OS installed. 2. You want to be able to boot to your old OS and the new OS.

You have been asked to evaluate Fedora Linux for use as a client computer in the Engineering department. However, all your client computers are running Windows 10 and you don't have any spare client machines for installing Linux. You also have a departmental server that's already running Windows Server 2016 with Hyper-V. Which of the following are options for performing this evaluation that don't risk destroying data on your existing computers? (Choose all that apply.)

1. Use any computer, boot to the DVD, and run the evaluation without installing Linux to the hard drive. 2. Create a virtual machine and install Linux in a VM.

In which of the following circumstances is server migration required when you want to upgrade to Windows Server 2019 Datacenter Desktop Experience? (Choose all that apply.)

1. When you're running a Server Core installation of Windows Server 2012 R2 Datacenter 2. When you're running a GUI installation of Windows Server 2008

What type of volumes or partitions can be created on a basic disk? (Choose all that apply.)

1. extended partition 2. simple volume

Which of the following commands can verify a new partition you have configured in Linux? (Choose all that apply.)

1. fdisk 2. sfdisk

Which of the following IPv6 features is an enhancement to IPv4? (Choose two.)

1. larger address space 2. built-in security

Which of the following is an example of non-volatile storage? (Choose all that apply.)

1. magnetic tape 2. SSD

What is required to install the Hyper-V server role on Windows Server?

AMD-V or Intel-VT extensions

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 of the following is not a valid installation option for Windows Server 2016?

An upgrade from Windows Server 2012 R2 Server Core to Windows Server 2016 Desktop Experience

Why is the UDP Transport layer protocol a good choice for implementing the Domain Name System (DNS) protocol?

Because DNS messages usually consist of a single packet of data

What is the most common printing system used in contemporary Linux distributions?

CUPS

Which of the following is a task you must do during a clean installation of Windows Server?

Choose the disk where it will be installed.

You have a server with Windows Server 2016 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

Which of the following is NOT included in the current server add-on package for macOS.

DHCP Server

Which of the following is information will you find in a network packet header?

Destination IP address.

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

What communicates between the OS and computer devices?

Device driver

Which of the following is the default setting for Windows Update on Windows Server 2019 after you first turn on automatic updates?

Download updates only

Which component might you include in a device you are designing if the device needs to accept bursts of data that can be held until the CPU is ready for it?

FIFO chip

You are designing a new device that must be able to accept burst of data that are held until the CPU is ready for them. What can you include in the device design to accommodate this requirement?

FIFO chip

A print spooler is a log file that maintains a history of print jobs

False

Linux drivers may be delivered in an archive format called Stuffit

False

Linux is not case sensitive, meaning you can type a command in a lower case or uppercase and have the same result: for example, pwd or PWD

False

Repeaters are the main network building block in medium size to large networks.

False

Since a shell script of a mini program, it does not allow control structure like "if' statement.

False

The file system used on macOS 10.12 and earlier systems is Apple File System

False

The internetwork layer is where the HTTP protocol operates.

False

The native file system in Linux is called ufs

False

A colleague asks you to research a CPU for a new server that will run Windows Server 2019. He explains the server roles that he intends to install and says that the CPU must support Nested Page Table. What is your colleague most likely planning to install on the server?

Hyper-V

In the TCP/IP layered architecture, which of the following is a protocol that operates at the internetwork layer?

ICMP

You are running Windows Server 2008 on a 32-bit CPU. You know that support for the OS is about to end, and you have been told to upgrade to Windows Server 2019. What can you do?

Install Windows Server 2019 on a new computer and migrate server roles.

You are trying to install a new printer on a Windows You are using the Add a printer or scanner option in Settings. The Add a printer or scanner option does not detect your printer. What should you do next?

Install the printer manually.

If a protocol is routable, at which TCP/IP layer does it operate?

Internetwork

Which of the following is true about an SSD?

It has no moving parts.

Which of the following is true about the macOS Mojave Server add-on?

It is compatible with Active Directory

Why is the Mac address also referred to as the physical address?

It is stored as part of the NIC

What does a storage area network use to identify units of storage?

LUN

Which disk interface technology is specific to SSDs and uses the PCIe bus?

NVMe

In which type of I/O does the CPU execute special instructions to read and write the I/O ports?

Port-mapped I/O

Using a spreadsheet application, you open a file that is located on one of your Windows servers. Which OSI model layer is responsible for determining whether the request to open the file should be handled. The local file system or the network?

Presentation

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

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 writing a device driver for an audio device connected to your computer. Your code needs to determine if the device is busy or ready to accept a new command. How can the driver determine this?

Read the status register.

You have four servers that need access to shared disk storage because you're configuring them in a cluster. Which storage solution should you consider for this application?

SAN

You're trying to decide which disk technology to use on your new Windows Server 2019 installation. The server will be in heavy use around the clock every day, so high performance and reliability is a necessity. Which technology is the best choice

SAS

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

What Application layer protocol is used for sending email over the Internet?

SMTP

You are troubleshooting a network connectivity issue on a client computer. You cannot ping the computer and the computer cannot ping any other computers on the network, but the network interface is showing a valid network connection. You run the ipconfig program and see that that computers IP address is 169.254.100.19. What do you think the problem is likely to be?

The client is configured to use DHCP, but no DHCP server is responding.

You are planning to install Windows Server 2019 on a computer that will provide critical services for your network all day, every day. Which of the following statements is true?

The disk subsystem should use the serial attached SCSI (SAS) interface.

A new junior technician asks you why it takes so long to access a file on your tape backup system compared to the server's hard drive. What can you tell her is the most likely explanation for the slow access?

The tape backup system is a sequential-access device.

After you install a new sound card and its related device drivers, your monitor frequently pauses or stops working. You often have to reboot the system, but the problem persists. Which of the following is most likely to be the problem?

There is an I/O address range conflict.

In UNIX and Linux, which of the following is true about device drivers?

They can be loadable modules

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

In the simplest terms, a shell script is a file containing a series of commands.

True

The installation of Windows 10 differs substantially from that of earlier versions of Windows.

True

Type "pwd" at a shell prompt displays your present (for current) working directory.

True

Type "pwd" at a shell prompt displays your present (or current) working directory.

True

When preparing to install an OS, it is important to understand the type of network environment the OS is being installed into.

True

You have been troubleshooting a performance issue with a system that has just had a new block device installed along with its driver. The driver code was written by a new software development intern. When the device is accessed, you notice high CPU utilization. Which of the following is the most likely solution to the problem?

Use DMA to perform data transfers.

Which of the following is not true about I/O devices and device drivers?

User applications usually communicate directly with a device driver.

Which of the following is true about Windows Server 2016?

You can't upgrade to a different language.

You have been asked to acquire a printer for a business. You have been told that it should be easy for users to print to the printer from their smartphones and tablets. What feature should you look for when selecting the printer.

a wireless interface

The subnet mask of an IP address does which of the following?

defines network and host portions of an IP address

You are the computer support person in your small company. An employee has installed an offbrand NIC in his Windows 10 computer that he recently used with his old Windows XP computer. He is now trying to install the device driver that he downloaded from the Internet. However, Windows 10 will not install the driver. You bring a NIC that you have installed in many other Windows 10 computers, and the driver installs successfully. What is a likely reason why Windows 10 would not allow the driver for the off-brand NIC to be installed?

driver signing

What type of interface are you likely to find that externally connects a DAS device to the server that uses it?

eSATA

You have created a movie that is on a file that is almost 6 GB in size. You want to put the movie file on a flash drive so you can bring it to a friend's house to show him. Your computer and your friend's computer are both running Windows 10. Which file system should you use to format your 16 GB thumb drive?

exFAT

Which of the following is not a component of most I/O devices?

instruction register

Which command in Linux enables you to create a device special file?

mknod

In Linux, which type of device special file is used to handle internal communications such as output redirection?

named pipes

TCP/IP is an example of which of the following?

network protocol

What's the term for each grouping of 8 bits in an IP address?

octet

What type of message is used to determine whether a computer is listening on the network?

ping

Where are print jobs stored before being sent to the print device?

print queue

What is created automatically when you install Windows Server 2019 on a system with a disk drive that has never had an OS installed on it before?

system volume

Which of the following accurately describes the .edu part of the FQDN www.yc.edu?

top-level domain