Unix 1

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Author:
alishac
ID:
168930
Filename:
Unix 1
Updated:
2012-09-04 17:23:42
Tags:
Unix
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Description:
Unix 1
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  1. The last mile in data communications, often used by broadband utility companies, best refers to:
    A hypothetical phrase that refers to the often inherent difficulty of physically connecting customers to a data communications utility or provider.
  2. One function of a simple text editor is similar to the more command.
    True
  3. A command argument in a UNIX command modifies the behavior of the command.
    False
  4. In regards to the type of operating system, UNIX / Linux is a:
    Multiuser and multiprocess system.
  5. A LAN connection involves use of the Internet.
    False
  6. The file ~/* command can be used to display the types of all the files in your home directory.
    True
  7. Vi starts out by default in Command Mode.
    True
  8. After the chmod a-rw sample command has been executed
    can read or write sample
  9. UNIX is highly portable because it is written in a high-level language.
    True
  10. POSIX is a PC operating system written by the employees of US Postal Service on a
    UNIX system.
    False
  11. A bit is the smallest unit of storage that can store 0 or 1.
    True
  12. An operating system is called portable if it can be fully saved on a portable storage device such as a "pen drive" CD-ROM or floppy.
    False
  13. Application software system calls and language libraries comprise the application user's interface (AUI).
    False
  14. The general purpose buffer in vi is the main repository for all the text you edit.
    False
  15. The vi editor has none of the features of a word processor.
    False
  16. One function common to all UNIX text editors is to be able to edit Lisp files.
    False
  17. The name(s) of  a popular shell program(s) in UNIX is(are)
    • Bourne shell
    • C shell
    • Korn shell
  18. In UNIX three types of permission values are allowed on a file: read write and
    execute.
    True
  19. Data bus contains the address of the location that contains the needed data.
    False
  20. Under UNIX data files are called __________ files.
    Ordinary

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