Q&A Hero

Q: Which of the following is a necessary step you should take before upgrading or migrating to a new OS?a. replace the existing RAM so you can start freshb. make a complete backup of the current system c. do a low-level format of all your hard disksd. perform a chkdsk on the installation media

Q: 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?a. the DVD drive is compatible b. enough RAM is installed c. the installation mediad. the BIOS settings

Q: You are preparing to install Windows 7 on a computer that used to run Windows XP. This will be a clean installation. Which of the following are you least likely to need detailed information about before performing the installation?a. types of busesb. sound card c. keyboardd. hard disks

Q: Which of the following is a true statement about PnP?a. PnP automatically configures your network settings b. PnP only works on Windows Vista and later OSs c. PnP may still require configuration of memory or devicesd. PnP always requires manual installation of the DVD drive

Q: Which of the following is NOT a typical function performed by the OS installation program?a. gathering system information b. backing up existing data on the hard drive, if any c. configuring devices and driversd. restarting the system

Q: During the installation of the Windows 7 OS, which of the following are you likely to provide to the installation program?a. where to install the OS b. the Administrator password c. the IP address of a serverd. the DNS server address

Q: Which of the following is NOT a task in preparation for installing an OS?a. make sure the computer meets hardware requirementsb. ensure the hardware is working correctly c. have an understanding of the features of the new OSd. call the OS vendor's technical support to get detailed installation instructions

Q: The minimum memory requirement for a 64-bit Windows 7 installation is 2 GB.

Q: Studies have shown that upgrades and migrations to the latest OS are always cost-effective.

Q: You may have more trouble installing interface cards on a Macintosh computer because the devices are all built for generic hardware.

Q: 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.

Q: 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.

Q: In Mac OS, what is the catalog b-tree?

Q: Describe how the Linux/Unix directory structure is organized including how multiple volumes are accessed.

Q: Briefly describe the concept of inodes used in native Linux file systems.

Q: Describe the problem that occurs when a disk becomes fragmented.

Q: List three features of the NTFS 4 and 5 file systems that are not found in the FAT file systems.

Q: Describe three advantages of FAT32 over FAT16.

Q: Briefly discuss what block allocation is and how it is organized.

Q: List three folders normally found at the root of a Linux file system and what the folder is typically used for.

Q: List three tasks performed by a typical file system.

Q: a. data fork f. clusterb. inode g. high-level formattingc. MBR h. disk quotad. active partition i. volume information blocke. track j. file attributes1/ in a PC system, the partition that contains the bootable operating system2/ in Windows-based file systems, a logical block of information on a disk containing one or more sectors3/ that portion of a file in the Macintosh file system that stores the variable data associated with the file4/ allocation of a specific amount of disk space to a user5/ file characteristics stored with the filename in the disk directory whichspecify certain storage and operational parameters associated with the file6/ a process that prepares a disk partition (or removable media) for a specific file system7/ in UNIX/Linux, a system for storing key information about files8/ an area of a hard disk in MS-DOS and Windows that stores partition information about that disk9/ concentric rings that cover an entire disk like grooves on a phonograph record10/ on a Mac-formatted disk, the sector after the boot blocks

Q: In Linux, the ______________ contains information about the layout of blocks, sectors, and cylinder groups on the file system.

Q: In Linux, you make a new volume accessible in the file system by using the ________ command.

Q: On a Mac-formatted disk the ________ blocks identify the filing system and names of important system files.

Q: Apple uses the term ______ where Linux uses symbolic link and Windows uses shortcut.

Q: On Mac OS X 10.5, _______________ indexes files and allows you to search by typing in the first few letters of the file name.

Q: 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 basic disk scheme and create 10 primary partitionsb. use a dynamic disk scheme and create an extended partition and 10 logical drives c. use the UDF file system and create 10 volume mount pointsd. use a dynamic disk scheme and create 10 volumes

Q: 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. journalingb. volume mount points c. extended volumesd. disk quotas

Q: 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?a. journalingb. POSIX c. LFNd. indexing

Q: 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. FAT12b. FAT16 c. NTFSd. EXT3

Q: 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 7. Which file system should you use to format your 16 GB thumb drive?a. FAT128b. FAT32 c. EXT3d. exFAT

Q: Which of the following is true about Windows FAT and NTFS file systems?a. Extended FAT16 was released with Windows 95 Release 2b. FAT32 can be converted to NTFS using the convert command c. NTFS can be converted to FAT16 using the convert commandd. The maximum size of a file on FAT16 is 4 GB.

Q: What command can you use to make the file named private.txt read-only?a. set private.txt read-onlyb. attrib +r private.txt c. format -read-only private.txtd. status -r private.txt

Q: What command should you use to change the name of an existing volume?a. setvolb. attrib /volname c. volnamed. format /v

Q: Which of the following statements is true about the FAT directory structure?a. two copies of the root directory are kept for each partitionb. only 512 entries are allowed in the root on a FAT32 partition c. a backup of the FAT table is kept for each partitiond. the FAT tables and root directory are always stored at the end of each partition

Q: Which of the following statements is true about file storage on a FAT file system?a. the clusters are organized as a linked-listb. 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 filed. the final cluster is filled in with all 0's to indicate the end of file

Q: 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. jb. i c. kd. h

Q: Which of the following is NOT an element of the MBR on a Windows system?a. partition tableb. boot program c. master file tabled. disk signature

Q: 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?a. low-level format the disk and create two separate directory structuresb. install the first OS and then create a new folder off the root to install the second OS c. this is not possible; you need a second physical hard diskd. partition the disk into two logical drives and install an OS on each logical drive

Q: Which of the following statements is true about how disk drives are organized?a. tracks are divided into sectorsb. cylinders are divided into tracks c. each platter has one read/write headd. sectors are divided into clusters

Q: 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 task must you complete?a. high-level format then partitionb. partition then high-level format c. low-level format then partitiond. partition then low-level format

Q: Which of the following folders in a Windows file system is NOT typically located directly off the root?a. Windowsb. Users c. Documentsd. Program Files

Q: 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 nestingb. libraries c. subdirectoriesd. file tagging

Q: In a folder hierarchy, the top level is referred to as which of the following?a. subdirectoryb. /Windows c. trunkd. root

Q: Which of the following elements of a file system connects the names of files to the file data stored on the disk?a. directoryb. extension c. LFNd. attribute

Q: Which of the following is NOT a task typically performed by an OS's file system?a. partition and format disksb. establish file naming conventions c. convert files between image formatsd. provide for file and data integrity

Q: What PC systems call clusters, Mac systems refer to as allocation blocks.

Q: The native file system in Linux is called ufs.

Q: 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.

Q: Originally, FAT-16 supported comparatively short filenames, referred to as 6.3 filenames.

Q: One of the tasks of a file system is to secure the information contained in user's files.

Q: What is the difference between L1 cache and L2 cache?

Q: Describe the difference between the internal and external clock speeds of a CPU.

Q: Describe the difference between a RISC and CISC CPU.

Q: Describe the difference between a multiprocessor computer and a multicore computer.

Q: Describe what is meant by a computer's system architecture.

Q: A CPU scheduling algorithm that allows two or more processes to be run at the same time by a single CPU is called __________________.

Q: The ability of a single EPIC processor to perform the instructions in an instruction group simultaneously is ______________ operation.

Q: _________________ allows the processor to operate on one instruction at the same time that is fetches subsequent instructions.

Q: The ___________________ is the list of command the CPU can execute.

Q: A computer with two or more CPUs is referred to as a ________________ computer.

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

Q: 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. EPICb. hyper-threading c. RISCd. super-threading

Q: 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. Motorola 68040b. Intel Xeon c. SPARCd. Pentium

Q: 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. K6-2b. Duron c. Athlon X2d. Athlon XP

Q: 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 XP 64-bitb. Vista 64-bit c. Windows Server 2003 Enterprise Edition 64-bitd. Windows Server 2008 64-bit

Q: 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. 8088b. Pentium c. 80286d. Itanium

Q: 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 cacheb. data bus c. control busd. address bus

Q: 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 Gigabitsb. 8 Gigabits c. 4 Gigabytesd. 8 Gigabytes

Q: If your address bus is 20-bits wide, approximately how much memory can your computer address?a. 64K bytesb. 1024K bytes c. 4G bitsd. 64K bits

Q: 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 RAMb. L2 cache c. L1 cached. L1 RAM

Q: Which of the following is true about RISC CPU hardware?a. it is less complicated and can run at faster clock speedsb. it is more complicated and must run at slower clock speeds c. it cannot run in small devices like smartphonesd. all current CPUs are based on it

Q: What RISC processor design can build multiple instructions into a single word and can combine instructions into groups, allowing parallel operation?a. pipeliningb. EPIC c. instruction cachingd. complex instruction set

Q: 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. cachingb. CPU scheduling c. coprocessingd. pipelining

Q: If you want to design a CPU that will run on general-purpose hardware, which type of CPU should you design?a. CISCb. single-threaded c. multicored. RISC

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

Q: The Intel Itanium processor is a CISC-based processor that uses a 32-bit architecture.

Q: The address bus almost always runs faster than the external clock speed of the CPU.

Q: CPUs that run faster generally require more energy and generate more heat.