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Which of the following is NOT an I/O task performed by the OS?
A. manages network communication
B. controls information storage and retrieval
C. handles output to the monitor
D. executes program instructions
D. executes program instructions
A single device driver typically communicates with several different hardware devices.
True or False?
False
You have installed a new network adaptor in your computer and reboot the OS. You go to check the settings of the network adaptor but you cannot find the device in Windows. What is the most likely problem?
A. kernel configuration
B. user interface configuration
C. bad or missing device driver
D. CMOS settings
C. bad or missing device driver
You want to implement a system that hosts scalable Web-based applications accessible through a Web browser. This system should be available only to your company but the resources should be made available through a third-party. What type of system should you use?
A. public cloud
B. hybird cloud
C. hosted private cloud
D. private cloud
C. hosted private cloud
A word processor is best described as which type of operating system element?
A. application software
B. resource manager
C. application programming interface
D. basic input/output system
A. application software
Which of the following was the first widely used multiuser, multitasking OS?
A. Windows 3.0
B. Mac System Software 6
C. Unix
D. MS-DOS
C. Unix
The core of an operating system is referred to as the CPU.
True or False?
False
You are testing out a new multitasking operating system. In your testing, you find that some applications are not getting sufficient CPU time while others are getting more than necessary. Which component is likely to be the cause of this problem?
A. shell
B. CPU
C. BIOS
D. kernel
D. Kernel
What type of computer is most likely to be used for graphical design and film design and animation?
A. supercomputer
B. PC-class computer
C. high-end worktation
D. mainframe
C. high-end workstation
Which of the following does NOT require a device driver to be installed in the OS?
A. installing more RAM
B. installing a new monitor
C. installing a printer
D. installing a DVD drive
A. installing more RAM
If your computing environment requires that some processing of your application takes place on a server and some of it takes place on a PC class computer, what type of system are you using?
A. mainframe system
B. client/server system
C. multiuser system
D. real-time system
B. client/server system
If you are a bank manager and have thousands of transactions to process in which no user interaction is required, which type of computer are you most likely to use?
A. Windows PC
B. mainframe
C. real-time system
D. high-end workstation
B. mainframe
Which of the following is NOT a task performed by the computer's BIOS?
A. starts the OS
B. enables communications with devices
C. manages random access memory
D. performs the power on self test
C. manages random access memory
One function of the kernel is managing use of the computer's RAM.
True or False?
True
If you need to change certain aspects of the way your computer boots, which of the following components would you configure?
A. API
B. CPU
C. Kernel
D. BIOS
D. BIOS
Code that exchanges information with specific hardware devices is referred to as which of the following?
A. kernel
B. device driver
C. application
D. BIOS
B. device driver
Which OS is commonly used as both a desktop OS and for multiuser server applications?
A. Linux
B. Windows 7
C. Windows 98
D. Windows Server 2008
A. Linux
Which of the following can be described as client/server computing coupled with the Internet?
A. real-time computing
B. cloud computing
C. ISP computing
D. multiuser computing
B. cloud computing
I/O functions let programs communicate with the computer hardware.
True or False?
True
Which of the following is a job typically performed by the kernel?
A. enabling multimedia
B. handling output to the monitor
C. managing CPU interactions
D. handling input from the keyboard
C. managing CPU interactions
The first true 32-bit operating system developed by Microsoft was Windows 3.1.
True or False?
False
Windows 95 used cooperative multitasking for 16-bit applications and preemptive multitasking for 32-bit applications.
True or False?
True
Windows 98 was the first Windows OS to use the Kerberos security system.
True or False
False
The advanced firewall in Windows Vista monitors incoming communications only.
True or False?
False
Mac OS X allows multiple users to access the OS in their own workspaces.
True or False?
True
Which of the following OSs was the first to offer true 32-bit functionality?
A. MS-DOS
B. Windows 3.1
C. Windows 95
D. Windows 98
C. Windows 95
Which of the following is NOT a feature of the Windows NT security model?
A. file and folder protection
B. user accounts and passwords
C. all network data is encrypted
D. support for domains
C. all network data is encrypted
Which of the following features was first available in Windows Server 2003 and Windows XP?
A. 64-bit Itanium support
B. Active Directory
C. Kerberos authentication
D. Component Object Model
A. 64-bit Itanium support
You have a network of 175 workstations, 5 servers, and 12 printers. You want to be able to maintain enterprise-wide control of your network printers from one location. What new tool in Windows Server 2003 R2 can help you do that?
A. Group Policy
B. MMC 3.0
C. Print Management Console
D. Printer and Queue Management
C. Print Management Console
You're running several Windows Server 2003 R2 servers. You're considering purchasing an application that requires user authentication and authorization. You want to be able to manage your user accounts through a single database that will work both for centralized logon and for this application. What feature should you consider using?
A. ADAM
B. DFS
C. COM
D. MOM
a. ADAM
You're an administrator for a network with 6 Windows Server 2003 R2 servers. You maintain shared files on four of those servers and your users frequently get confused as to which server holds which share. You want to simplify access to the shares on these servers. What feature can you use?
A. MOM
B. ADFS
C. ADAM
D. DFS
D. DFS
File Server Resource Manager offers which of the following features?
A. common hierarchy for file shares
B. single sign-on
C. quota management
D. dynamic systems initiative
C. quota management
Which of the following will be launched automatically if Vista detects a problem while booting the system?
A. Restart Manager
B. Microsoft Update
C. Service-failure Recovery
D. Startup Repair Tool
D. Startup Repair Tool
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 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. DirectAccess
B. BranchCache
C. FCI
D. MMC 3.0
A. DirectAccess
What feature in Windows 7 uses flash memory to supplement RAM?
A. DirectAccess
B. Bluetooth
C. BranchCache
D. ReadyBoost
D. ReadyBoost
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 Server
C. Windows 2000 Professional
D. Linux
B. Windows 2000 Server
Which of the following is NOT a feature first introduced in Windows 2000?
A. Active Directory
B. IntelliMirror
C. Kerberos
D. user accounts and passwords
D. user accounts and passwords
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 Vista can you use?
A. virtual folders
B. file server resource manager
C. distributed file system
D. DSI
A. virtual folders
What component of a Linux/Unix OS functions similar to a MS-DOS command prompt?
A. Gnome
B. X Window
C. shell
D. NFS
C. shell
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 R2
C. Windows Server 2003 R2
D. Windows Server 2008
D. Windows Server 2008
Which Windows Vista feature protects the registry and specific folders so that their contents are only available to a specific user?
A. IPSec
B. Systems management Server
C. UAP
D. GPMC
C. UAP
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. Plug and Play
B. Registry
C. Component Object Model
D. ActiveX
B. Registry
Which new feature in Windows Server 2008 allows you to run multiple independent operating systems on a single physical server?
A. Server Core
B. failover clustering
C. server Manager
D. Hyper-V
D. Hyper-V
From which OS did Windows XP evolve?
A. Windows Server 2003
B. Windows ME
C. Windows 98
D. Windows 2000
D. Windows 2000
Clock speed and CPU design are factors that determine how fast instructions are executed.
True or False?
True
A RISC CPU performs more complex instructions and can work on general-purpose hardware.
True or False?
False
CPUs that run faster generally require more energy and generate more heat.
True or False?
True
The address bus almost always runs faster than the external clock speed of the CPU.
True or False?
False
The Intel Itanium processor is a CISC-based processor that uses a 32-bit architecture.
True or False?
False
A CPU that has two or more sections that read and execute instructions is referred to as which of the following?
A. multiprocessor CPU
B. single-CPU system
C. multicore processor
D. multibus processor
C. multicore processor
If you want to design a CPU that will run on general-purpose hardware, which type of CPU should you design?
A. CISC
B. single-threaded
C. multicore
D. RISC
A. CISC
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. caching
B. CPU scheduling
C. coprocessing
D. pipelining
D. pipelining
What RISC processor design can build multiple instructions into a single word and can combine instructions into groups, allowing parallel operation?
A. pipelining
B. EPIC
C. instruction caching
D. complex instruction set
B. EPIC
Which of the following is true about RISC CPU hardware?
A. it is less complicated and can run at faster clock speeds
B. it is more complicated and must run at slower clock speeds
C. it cannot run in small devices like smartphones
D. all current CPUs are based on it
A. it is less complicated and can run at faster clock speeds
If you are designing a CPU on which you want to have a lot of storage that can be accessed at the internal clock speed of the CPU, which type of memory are you concerned with?
A. L2 RAM
B. L2 cache
C. L1 cache
D. L1 RAM
C. L1 cache
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. 4 Gigabits
B. 8 Gigabits
C. 4 Gigabytes
D. 8 Gigabytes
D. 8 Gigabytes
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 and 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. CPU cache
B. data bus
C. control bus
D. address bus
C. control bus
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. 80286
D. Itanium
A. 8088
You are building a new PC for yourself. You want your computer to have a dual-core processor made by AMD. Which processor family should you choose?
A. K6-2
B. Duron
C. Athlon X2
D. Athlon XP
C. Athlon X2
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
The ________ bus is used to keep the CPU informed of the status of resources and devices connected to the computer.
A. memory
B. dma
C. i/o
D. control
D. control
Hyper-threading (HT) technology enables two separate processors to appear to the operating system as a single processor.
True or False?
False
The first widely used personal computer CPU was manufactured by Intel and its model number was _______.
A. 68040
B. 80286
C. 8086
D. 8088
D. 8088
Mobile phones around the world use CISC processors.
True or False?
False
Manufacturers rate their CPU speeds based on the_______ (Choose all that apply.)
A. external clock speed
B. pipelining speed
C. internal clock speed
D. core speed times the number of cores
C. internal clock speed
The faster a CPU runs the more heat it generates. What can be done to reduce the amount of heat produced?
A. Move heat sources like lamps and external drives away from the computer.
B. Add a more efficient CPU fan to the computer
C. Reduce the speed of the CPU until it stops running hot.
D. Install dual-core technology to spread the heat over multiple cores.
B. Add a more efficient CPU fan to the computer
One way to improve the performance of a Web server that is often slow is to upgrade to a processor that has a large amount of fast L2 cache, or a combination of L1, L2, and L3 cache.
True or False?
True
A CPU with an external clock speed of 2 GHz and a 64-bit data bus could transfer as much as ______ GB per second.
A. 8GB
B. 16GB
C. 64GB
D. None of the above
B. 16GB
One benchmark of the speed of a CPU is the number of clock cycles. How many clock cycles per second does a 3.06 GHz computer have?
3,060,000,000 (3.06 billion)
You have heard that the Linux distribution you 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. SPARC
B. Pentium
C. Intel Xeon
D. Motorola 68040
A. SPARC
You work for a college that was just donated a computer with an Itanium processor. Which of the following OSs can NOT be installed on this computer?
A. Windows Server 2008 64-bit
B. Windows Server 2003 Enterprise Edition 64-bit
C. Windows XP 64-bit
D. Vista 64-bit
D. Vista 64-bit
If your address bus is 20-bits wide, approximately how much memory can your computer address?
A. 4G bits
B. 64K bits
C. 1024K bits
D. 64K bytes
C. 1024K bits
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. EPIC
B. hyper-threading
C. RISC
D. super-threading
B. hyper-threading
Which hardware component predicts what data will be needed and makes that data available to the CPU's internal memory?
A. cache controller
B. RAM controller
C. data bus
D. Address bus
A. cache controller
A colleague of yours uses Windows 7 and wants to organize her files so that files stored in several different folders can be easily grouped together and accessed as if they were in a single location. What feature of the Windows 7 file system do you suggest she use?
A. folder nester
B. libraries
C. file tagging
D. subdirectories
B. libraries
Which of the following statements is true about file storage on a FAT file system?
A. the final cluster is filled in with all 0's to indicate the end of file
B. if a file only uses part of a cluster, the next file uses the rest of the cluster
C. the filename is stored in the first cluster occupied by the file
D. the clusters are organized as a linked-list
D. the clusters are organized as a linked-list
If you have a Windows computer with three hard drives, each with three partitions, what drive letter is assigned to the third partition on the third hard drive?
A. h
B. i
C. j
D. k
D. k
You have a very large hard disk that is 1 TB. You want to organize your data into ten volumes on this disk. What can you do to accommodate this?
A. use a dynamic disk scheme and create 10 volumes
B. use the UDF file system and create 10 volume mount points
C. use a basic disk scheme and create 10 primary partitions
D. use a dynamic disk scheme and create an extended partition and 10 logical drives
A. use a dynamic disk scheme and create 10 volumes
Which of the following is true about Windows FAT and NTFS file systems?
A. NTFS can be converted to FAT16 using the convert command
B. FAT32 can be converted to NTFS using the convert command
C. The maximum size of a file on a FAT16 is 4GB
D. Extended FAT16 was released with Windows 95 Release 2
B. FAT32 can be converted to NTFS using the convert command
Which of the following elements of a file system connects the names of files to the file data stored on the disk?
A. attribute
B. LFN
C. extension
D. directory
D. directory
Which of the following is NOT an element of the MBR on a Windows system?
A. disk signature
B. partition table
C. boot program
D. master file table
D. master file table
What command can you use to make the file named private.txt read-only?
A. set private.txt read-only
B. status -r private.txt
C. attrib +r private.txt
D. format -read-only private.txt
b. attrib +r private.txt
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?
A. EXT3
B. FAT12
C. NTFS
D. FAT16
C. NTFS
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?
A. extended volumes
B. volume mount points
C. disk quotas
D. journaling
B. volume mount points
One of the tasks of a file system is to secure the information contained in user's files.
True or False?
True
Since FAT-16 had a number of limitations, FAT-32 is now the dominant Windows file system since it supports built-in security features and better file compression.
True or False?
False
The native file system in Linux is called ufs.
True or False?
False
What PC systems call clusters, Mac systems refer to as allocation blocks.
True or False?
True
Which of the following folders in a Windows file system is NOT typically located directly off the root?
A. Program Files
B. Users
C. Windows
D. Documents
D. Documents
Which of the following is true about how disk drives are organized?
A. tracks are divided into sectors
B. cylinders are divided into tracks
C. sectors are divided into clusters
D. each platter has one read/write head
A. tracks are divided into sectors
Which of the following is accomplished by running the disk defragmenter on a hard drive?
A. Master boot record is updated
B. Drive is checked for errors
C. Additional memory is released for use
D. Ensures that file sectors are contiguous
D. Ensures that file sectors are contiguous
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 you disk is in use?
A. indexing
B. journaling
C. POSIX
D. LFN
B. journaling
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 istall the two OSs?
A. install the first OS and then create a new folder off the root to install the second OS
B. partition the disk into two logical drives and install an OS on each logical drive
C. this is not possible; you need a second physical hard disk
D. low-level format the disk and create two separate directory structures
B. partition the disk into two logical drives and install an OS on each logical drive
You have just purchased a new hard drive to install in your Linux system. Before you can begin using the drive to store files, which of the following tasks must you complete?
A. partition then low-level format
B. low-level format then partition
C. high-level format then partition
D. partition then high-level format
D. partition then high-level format
In a folder hierarchy, the top level is referred to as which of the following?
A. /Windows
B. root
C. subdirectory
D. trunk
B. root
Which of the following statements is true about the FAT directory structure?
A. the FAT tables and root directory are always stored at the end of each partition
B. only 512 entries are allowed in the root on a FAT32 partition
C. a backup of the FAT table is kept for each partition
D. two copies of the root directory are kept for each partition
C. a backup of the FAT table is kept for each partition
Which of the following is NOT a task typically performed by an OS's file system?
A. partition and format disks
B. establish file naming conventions
C. provide for file and data integrity
D. convert files between image formats
D. convert files between image formats
You have created a movie that is on a file that is almost 6 GB in size. You want to put the movie mile 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 7. Which file system should you use to format your 16 GB thumb drive?
A. EXT3
B. FAT128
C. FAT32
D. NTFS
D. NTFS
When you install a modern OS such as Windows 7 or Mac OS X, you always manually configure devices such as monitors and network cards.
True or False?
False
The HAL.dll is a file used by some operating systems to offer specialized code needed by device drivers to talk to the computer's hardware.
True or False?
True
