logo

CuriousTab

CuriousTab

Discussion


Home Computer Science Unix See What Others Are Saying!
  • Question
  • Which of the following commands is used to absolutely assign all permissions to the owner, read and write permissions to the group and only executable permission to the others of the file note?


  • Options
  • A. chmod 761 note
  • B. chmod 671 note
  • C. chmod 167 note
  • D. chmod 4=rwx, g=rw note
  • E. None of the above

  • Correct Answer
  • chmod 761 note 


  • More questions

    • 1. What command is used to compare the files?

    • Options
    • A. ccp
    • B. du
    • C. cmp
    • D. comp
    • E. None of the above
    • Discuss
    • 2. What type of FRU is a SCSI host adapter?

    • Options
    • A. CPU
    • B. I/O card
    • C. video card
    • D. hard drive
    • E. None of the above
    • Discuss
    • 3. The "big picture" diagram of a system is the

    • Options
    • A. block diagram
    • B. logic diagram
    • C. system flowchart
    • D. program flowchart
    • E. None of the above
    • Discuss
    • 4. Binary-Coded-decimal (BCD) numbers express each digit as a _____

    • Options
    • A. byte
    • B. nibble
    • C. bit
    • D. All of the above
    • E. None of the above
    • Discuss
    • 5. What logic function is obtained by adding an inverter to the inputs of an AND gate?

    • Options
    • A. OR
    • B. NAND
    • C. XOR
    • D. NOR
    • E. None of the above
    • Discuss
    • 6. Before sending data, a modem sends a request to send signal, or RTS.

    • Options
    • A. True
    • B. False
    • Discuss
    • 7. When measuring AC (Alternating Current) with a multimeter, it is important to maintain the proper polarity.

    • Options
    • A. True
    • B. False
    • Discuss
    • 8. A common way to take x, y coordinates off a drawing is to use a

    • Options
    • A. light pen
    • B. digitiser
    • C. Direct view storage tube (DVST)
    • D. Tablet
    • E. None of the above
    • Discuss
    • 9. On a class B network, how many hosts are available at each site with a subnet mask of 248?

    • Options
    • A. 16,382
    • B. 8,190
    • C. 4,094
    • D. 2,046
    • E. 1,022
    • Discuss
    • 10. A turnkey package includes

    • Options
    • A. software
    • B. hardware
    • C. training
    • D. All of the above
    • E. None of the above
    • Discuss


    Comments

    There are no comments.

Enter a new Comment