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3C051 EOC Exam

Volume 3

1.  What section of the Linux™ System Manual contains system maintenance?

     a.  4
     b.  2
     c.  6
     d.  8

2.  What file type is made up of programming instructions for the computer that allow it to carry out specific tasks?

     a.  Executable files.
     b.  Text files.
     c.  Document files.
     d.  Data files.

3.  What factor about the Linux™ operating system is demonstrated by each new version of the operating system being rapidly viewed and tested by thousands of programmers world wide?

     a.  System requirements
     b.  Flexibility
     c.  Economy
     d.  Reliability

4.  What Win2000 utility allows users to schedule scripts and programs to run at specific times?

     a.  Backup utility.
     b.  Task Scheduler
     c.  Customized start menu.
     d.  FAT32 file system.

5.  What antivirus software feature is designed to keep viruses from infecting your system?

     a.  Prevention
     b.  Removal
     c.  Vaccination
     d.  Detection

6.  What is the only type of file on which a virus can reside?

     a.  Device files.
     b.  Text files.
     c.  Data files.
     d.  Executable files.

7.  Which type of virus changes the configuration of the system, thus causing errors in the boot process to include a compete freeze of the system?

     a.  File
     b.  AntiCMOS
     c.  Trojan Horse.
     d.  Boot sector.

8.  What do you type to change to the Bourne shell?

     a.  SH.
     b.  sh
     c.  Bsh
     d.  bsh

9.  What is the first thing you must do when preparing to troubleshoot an electronic device?

     a.  Gather all test equipment needed to perform maintenance.
     b.  Turn the device off.
     c.  Remove the device from the equipment rack.
     d.  Learn as much as you can about the equipment you will be servicing.

10.  What separates one operating system from another?

       a.  Functionality
       b.  Price.
       c.  Size
       d.  Characteristics.

11.  What type of RAM is constructed out of multiple devices working in parallel on a wide data bus to answer a memory request?

       a.  VRAM
       b.  SDRAM
       c.  RDRAM
       d.  SRAM

12.  What is the first job the BIOS accomplishes at start-up?

       a.  Load programs to RAM.
       b.  Read instructions from ROM.
       c.  Read instructions from RAM.
       d.  Run the power-on self-test.

13.  What is the result of careful observation, deductive reasoning and an organized approach to solving problems?

       a.  Decreased network downtime.
       b.  Preventative maintenance.
       c.  Successful problem solving.
       d.  Successful troubleshooting.

14.  Where were all device drivers loaded prior to Windows 98™ and WinNT™ operating systems?

       a.  Autoexec.bat.
       b.  Batch files.
       c.  Config.sys.
       d.  ROM.

15.  If you receive a part in ESDS packaging,

       a.  open the device to determine if it is an ESDS device.
       b.  do not consider the device to be an ESDS device.
       c.  consider the device to be an ESDS device.
       d.  do not use ESD precautionary procedures with the device.

16.  Where is the Master Boot Record found on a hard disk?

       a.  In the first logical sector.
       b.  In the first physical sector.
       c.  In the last logical sector.
       d.  In the last physical sector.

17.  What UNIX™ command changes the ownership of one or more files to a newowner?

       a.  chgrp
       b.  chown.
       c.  whodo
       d.  Finger

18.  What do we call multiple trees in the same Microsoft active directory?

       a.  Forest
       b.  AD footprint.
       c.  Woods
       d.  AD blueprint.

19.  What does the 0 following the c in the device name c0t6d0s7 represent?

       a.  Controller
       b.  Bus target number
       c.  Partition.
       d.  Drive number.

20.  What UNIX™ command displays a list of the login names of users logged onto the system, along with the user's complete name?

       a.  who.
       b.  Id
       c.  finger.
       d.  Whodo

21.  The UNIX™ ability to run on many different types of hardware with a few relatively minor changes we call
       a.  flexibility
       b.  portability
       c.  simplicity
       d.  base line programming.

22.  Where is the computer's operating system loaded just prior to initializing?

       a.  RAM
       b.  ROM
       c.  BIOS
       d.  POST

23.  What is a family of standards that define the way applications interact with an operating system?

       a.  NIST
       b.  ANSI
       c.  POSIX
       d.  IEEE

24.  ESD items sensitive to more than 4000 but less than 15,000 volts fall into category

       a.  2
       b.  1
       c.  3
       d.  4

25.  What UNIX™ vi mode is used to enter vi commands such as moving the cursor, deleting text, changing text, search and replacing text?

       a.  Edit
       b.  Command
       c.  Text input.
       d.  Append

26.  The UNIX™ operating system component that interacts directly with the system hardware we call the

       a.  shell
       b.  file system.
       c.  VI editor.
       d.  Kernel

27.  What is the basic unit for storing and manipulating a collection of logically related information known as data?

       a.  Partitions
       b.  Directories.
       c.  Slices
       d.  Files

28.  What UNIX™ mechanism enables programs to communicate with one another through the file system?

       a.  Sockets
       b.  Character devices.
       c.  Named pipes.
       d.  Block devices.

29.  What is the means for UNIX™ to network with other machines?

       a.  Block devices.
       b.  Hard links.
       c.  Sockets
       d.  Symbolic links.

30.  Memory access time is measured in

       a.  microseconds
       b.  milliseconds
       c.  nanoseconds
       d.  picoseconds

31.  What boots the computer's operating system?

       a.  ROM
       b.  BIOS
       c.  RAM
       d.  POST

32.  What Linux™ command displays the contents of a file in order by lines?

       a.  head
       b.  look.
       c.  sort
       d.  uniq

33.  What initializes communication with all hardware devices?

       a.  RAM
       b.  ROM
       c.  BIOS
       d.  POST

34.  What antivirus software feature places a special code into your executable files and then checks for changes in the signature or other irregularities when the program is run?

       a.  Removal
       b.  Vaccination
       c.  Detection
       d.  Prevention.

35.  What option to the Linux™ command "Is" provides a listing of all files and directories, including hidden files?

       a.  -1.
       b.  -a.
       c.  -c.
       d.  -h.

36.  If a user id is DAN, what is the correct sign-in?

       a.  dan
       b.  Dan
       c.  DAN.
       d.  daN

37.  What UNIX™ command looks at an individual file and finds a specified pattern (string)?

       a.  Grep
       b.  Bind
       c.  Group
       d.  Crypt

38.  While using vi to edit a file, to save the buffer contents and stay in this file you enter

       a.  q!.
       b.  w!.
       c.  q.
       d.  w.

39.  What is the next step to do after you add a new disk drive?

       a.  Install the adapter
       b.  Run the system setup program
       c.  Check the drive's alignment.
       d.  Prepare the drive for installation.

40.  In the Win2000 OS, what allows two or more identical printers to be installed as one logical printer?

       a.  Print Pooling
       b.  Print Spooling.
       c.  Distributive printing.
       d.  Print priority settings.

41.  What UNIX™ command lists the processes you are currently running?

       a.  ps.
       b.  ls
       c.  pr.
       d.  ln.

42.  In UNIX™ the appearance of windows, the way menus work, and other features are controlled by a program called the

       a.  UNIX™ windows system.
       b.  UNIX™ windows manager.
       c.  UNIX™ config manager.
       d.  UNIX™ display manager.

43.  To change permissions on a shell script, you use the UNIX™ command

       a.  chgrp
       b.  chown
       c.  chmod
       d.  chper

44.  What section of the Linux™ System Manual contains the file formats?

       a.  3
       b.  1
       c.  5
       d.  7

45.  What is an index of all objects published in the active directory?

       a.  Enterprise catalog.
       b.  Global catalog.
       c.  Network database.
       d.  Global database.

46.  What controller has a function to only move data?

       a.  Video
       b.  Digital Data.
       c.  Peripheral
       d.  Direct Memory Access.

47.  What are sub-domains that contain active directory objects?

       a.  Network units.
       b.  Enterprise units.
       c.  Organization units.
       d.  Global units.

48.  Into how many sections are the Unix manual pages divided?

       a.  7
       b.  5
       c.  6
       d.  8

49.  What is the programming language FORTRAN used for?

       a.  Mathematical and science-based problems.
       b.  Business processing.
       c.  Working logical problems.
       d.  As a computer authoring language.

50.  What file determines how certain portions of your computer's memory are allocated and helps the system communicate with new hardware components?

       a.  Command.sys.
       b.  Config.bat
       c.  Config.sys

51.  What type of computer could be used to view and create maps or create computer-animated special effects for motion pictures?

       a.  Supercomputer.
       b.  Server
       c.  Mainframe.
       d.  Workstation.

52.  The key to shutting down an xterm window is to know which of your programs is the

       a.  hard link file.
       b.  exiting program.
       c.  executing program.
       d.  controlling program

53.  What characteristic of UNIX™ allows many users to work simultaneously on the same computer system by sharing its resources?

       a.  Multiprocessing.
       b.  Multi-user.
       c.  Time sharing.
       d.  Multitasking.

54.  What Linux™ command do you use to rename a file without making a duplicate copy of it?

       a.  mv.
       b.  cp.
       c.  write.
       d.  ren.

55.  UNIX™ disks are divided into logical sections called

       a.  partitions
       b.  sectors.
       c.  Reams
       d.  Sections

56.  What monitors the activities of the components inside the machine?

       a.  CPU
       b.  O/S.
       c.  BIOS
       d.  CMOS

57.  What memory stores things like the current time and date, type and number of disk drives, and the total amount of memory available to the CPU?

       a.  ROM
       b.  CMOS
       c.  RAM
       d.  SRAM

58.  What technology is supported by Linux™ when there are large memory requirements and only small amounts of physical RAM available?

       a.  Swap space.
       b.  RDRAM
       c.  Dynamically shared libraries.
       d.  Hard disk partitioning.

59.  What is provided by Windows 2000™ that rearranges files, programs, and unused space on your computer's hard disk so that programs run faster and files open more quickly?

       a.  NTFS file system.
       b.  Backup utility.
       c.  Disk Defragmenter utility.
       d.  FAT32 file system.

60.  What is normally the next step in the boot up process after the BIOS message appears on the monitor?

       a.  The hard disk drive access light should come on briefly.
       b.  The keyboard lights should flash.
       c.  A memory test should be visible on the monitor.
       d.  The operating system loads into memory and the user is presented with the user interface.

61.  What is the last step in removing a virus?

       a.  Updating the anti-virus software.
       b.  Rebooting the system.
       c.  Rechecking the entire system for the virus.
       d.  Overwriting the areas the virus was located in.

62.  What does the 6 in the device name c0t6d0s7 represent?

       a.  Bus target number.
       b.  Controller.
       c.  Drive number.
       d.  Partition.

63.  Which item is a DOS internal command?

       a.  mem.
       b.  format.
       c.  edit.
       d.  del.

64.  What is the first step when you must install a new hard drive in your system?

       a.  Prepare the drive for installation.
       b.  Install the adapter.
       c.  Check the drive's alignment.
       d.  Assemble the hardware you need.

65.  What symbol is used in UNIX™ to string the output from one command to the input of the next command?

       a. >
       b. *
       c. |
       d. <

66.  Hard links are created using what UNIX™ command?

       a.  hd.
       b.  cd.
       c.  ln.
       d.  1m

67.  What IRQ line number is normally used for the floppy disk controller?

       a.  6
       b.  3
       c.  5
       d.  4

68.  A region of a UNIX™ disk that the operating system uses for temporary storage we call

       a.  partitions.
       b.  RAM.
       c.  swap space.
       d.  reams.

69.  What is the first action you must take when either installing or removing an ESDS device?

       a.  Check the relative humidity level.
       b.  Ground the ESDS device.
       c.  Turn the power switch to the off position.
       d.  Disconnect the circuit from the device.

70.  What are small low-level programs that translate the raw I/O format that hardware devices expect and the higher-level format that the 0/S works with?

       a.  Batch files.
       b.  Device drivers.
       c.  Hardware Diagnostics.
       d.  Software Diagnostics.

71.  In what category does a programming language fit that operates by a sequence of commands and changes the value of data elements?

       a.  Imperative language.
       b.  Procedural language.
       c.  Declarative language.
       d.  Functional language

72.  What directory contains executable files for the most commonly used UNIX™ commands?

       a.  dev.
       b.  lib.
       c.  bin.
       d.  etc.

73.  The resultant charge of friction we call

       a.  static electricity.
       b.  electrons.
       c.  negative ions.
       d.  positive ions.

74.  What part of the CPU does all the computing?

       a.  CU.
       b.  ALU.
       c.  Memory Controller.
       d.  Registers.

75.  Under what class of ESD would an item fall if it was sensitive to 900 volts?

       a.  3
       b.  2
       c.  1
       d.  4

76.  What class of computer is primarily optimized for data movement?

       a.  Mainframe.
       b.  Server.
       c.  Workstation
       d.  Supercomputer.

77.  What are two main types of viruses?

       a.  Boot sector and file viruses.
       b.  Database and file viruses.
       c.  Boot sector and email viruses.
       d.  Memory and email viruses.

78.  The type of microprocessor with a large instruction set is called a

       a.  RISC.
       b.  CISC.
       c.  Micro-code Instruction Set.
       d.  Pentium III.

79.  Static electricity remains intact until it is

       a.  discharged by a low current spark.
       b.  Absorbed
       c.  Dissolved
       d.  discharged by a slow current drain.

80.  What automatic test can find hardware problems?

       a.  Power on self-test.
       b.  Software diagnostics.
       c.  Hardware diagnostics.
       d.  Basic input/output system test.

81.  What UNIX condition displays the result of the find command to standard output (i.e., terminal)?

       a.  group.
       b.  Monitor
       c.  Output
       d.  print.

82.  What component interprets device signals, interprets their importance and sends it in as a request for the attention of the CPU?

       a.  CPU front-side buffer.
       b.  Direct Memory Access controller.
       c.  Digital Interrupt Controller.
       d.  PIC.

83.  A floating-point emulation routine allows Linux™ to function on

       a.  machines with multiple processors.
       b.  machines without math coprocessors.
       c.  machines on a network.
       d.  stand-alone machines.

84.  What Win2000 utility benefits the network and users both by updating system software and limiting the necessary network downtime?

       a.  Backup utility.
       b.  Task Scheduler.
       c.  FAT32 file system.
       d.  Customized start menu.

85.  What action puts unneeded windows out of the way without quitting the program inside them?

       a.  Iconifying.
       b.  Previewing.
       c.  Paging.
       d.  Desktop management.

86.  What is the UNIX™ command used to display the current working directory?

       a.  pwf.
       b.  Is.
       c.  Is-s.
       d.  pwd.

87.  What makes it easier for system administrators to allocate and manage data for various purposes such as backups and restores?

       a.  Disk Swap space.
       b.  Disk naming conventions.
       c.  Disk partition tables.
       d.  Disk-partitioning scheme.

88.  What IRQ line number is reserved for the hard disk?

       a.  13
       b.  9
       c.  11
       d.  14

89.  What is normally the last step in the boot up process?

       a.  A memory test should be visible on the monitor. .
       b.  The keyboard lights should flash.
       c.  The operating system loads into memory and the user is presented with the user interface.
       d.  The hard disk drive access light should come on briefly

90.  What UNIX™ vi character represents the end of the file?

       a.  $.
       b.  *.
       c.  ?.
       d.  &.

91.  What UNIX™ command changes the ownership of one or more files to newgroup?

       a.  finger.
       b.  chown.
       c.  whodo.
       d.  chgrp.

92.  What type of Linux™ files are multiple names in the filesystem that represent the same file?

       a.  Ordinary files.
       b.  Links.
       c.  Device files.
       d.  Directories.

93.  What is the third logical step in troubleshooting?

       a.  Confirm the resolution.
       b.  Define the problem.
       c.  Isolate the problem.
       d.  Resolve the problem.

94.  What are the high-speed storage locations contained in a CPU that temporarily hold data and instructions?

       a.  ALU.
       b.  Registers.
       c.  CU.
       d.  Memory Controller.

95.  What does the 7 in the device name c0t6d0s7 represent?

       a.  Controller.
       b.  Drive number.
       c.  Bus target number
       d.  Partition.

96.  How often are preventive measures of routines accomplished to ensure constant protection from computer and files viruses?

       a.  PM is an on-going cycle of routines.
       b.  Quarterly.
       c.  Once a month.
       d.  Once a week.

97.  In UNIX™ shell programming which word provides conditional control?

       a.  if.
       b.  will.
       c.  do.
       d.  line.

98.  What antivirus software feature hunts for viruses on your hard disk or on diskettes and warns you if one is suspected to exist?

       a.  Removal.
       b.  Detection.
       c.  Prevention.
       d.  Vaccination.

99.  What directory is at the top of the file structure?

       a.  System.
       b.  Home
       c.  Device
       d.  Root

100.  From the four basic operations of a control unit, what is the process of carrying out the commands?

       a.  Execute
       b.  Fetch.
       c.  Store
       d.  Decode

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Revised: 02/27/06.