logo

CuriousTab

CuriousTab

Discussion


Home Computer Science Disk Operating System (DOS) See What Others Are Saying!
  • Question
  • What command would you type to list all of the files in the current directory?


  • Options
  • A. DIR
  • B. LIST ALL
  • C. SHOW
  • D. SHOW ME
  • E. None of the above

  • Correct Answer
  • DIR 


  • More questions

    • 1. A turnaround document can be a (n)

    • Options
    • A. punched card
    • B. OCR document
    • C. both (a) and (b)
    • D. neither (a) nor (b)
    • E. None of the above
    • Discuss
    • 2. A _____ database does not use pointers or physical links, but instead finds related records by examining the contents of fields.

    • Options
    • A. Network
    • B. Hierarchical
    • C. Relational
    • D. Object-Oriented
    • E. None of the above
    • Discuss
    • 3. A hierarchical chart that divides a large program into modules, in which greater details is designed in successively lower programming levels, is called a

    • Options
    • A. Scheme
    • B. sub-schema
    • C. Structure
    • D. All of the above
    • E. None of the above
    • Discuss
    • 4. A statement - by - statement description of a procedure is detailed in a;

    • Options
    • A. written narrative
    • B. procedure's log
    • C. systems flowchart
    • D. record layout
    • E. None of the above
    • Discuss
    • 5. After upgrading your computer to a new DOS version, an older application displays the error message "Incorrect DOS version". What should you do to run this application?

    • Options
    • A. Use the DOS+ command
    • B. Use the SETVER command
    • C. Restore the old DOS version
    • D. Contact the application's vendor support line
    • E. None of the above
    • Discuss
    • 6. Conversion of an octal number 1438 to its decimal number is

    • Options
    • A. 9010
    • B. 97110
    • C. 9910
    • D. 10710
    • E. None of the above
    • Discuss
    • 7. Which of the following is not a primary reason for the popularity of decision support systems?

    • Options
    • A. declining cost of computer hardware
    • B. advent of data-base management systems
    • C. increased number of programmers
    • D. management trained in analytic techniques
    • E. increased number of software packages
    • Discuss
    • 8. What part of 192.168.10.51 is the Network ID, assuming a default subnet mask?

    • Options
    • A. 192
    • B. 192.168.10
    • C. 0.0.0.5
    • D. 51
    • E. None of the above
    • Discuss
    • 9. The device that assembles groups of characters into complete messages prior to their entering the CPU is called:

    • Options
    • A. a compiler
    • B. an interpreter
    • C. a communications processor
    • D. an editor
    • E. None of the above
    • Discuss
    • 10. Which of the following is true about pseudocode

    • Options
    • A. A machine language
    • B. An assembly language
    • C. A high-level language
    • D. All of the above
    • E. None of the above
    • Discuss


    Comments

    There are no comments.

Enter a new Comment