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CuriousTab

Operating Systems problems


  • 1. A UNIX user named Bob wants to replace his chess program with a new one, but he is not sure where the old one is installed. Bob is currently able to run a Java chess program starting from his home directory /home/bob using the command: java -classpath /test:/home/bob/downloads/*.jar games.Chess Bob's CLASSPATH is set (at login time) to: /usr/lib:/home/bob/classes:/opt/java/lib:/opt/java/lib/*.jar What is a possible location for the Chess.class file?

  • Options
  • A. /test/Chess.class
  • B. /home/bob/Chess.class
  • C. /test/games/Chess.class
  • D. /user/lib/games/Chess.class
  • Discuss
  • 2. Default read write and execute permissions given to a file for owner, group and others are

  • Options
  • A. 6-4-4
  • B. 6-4-2
  • C. 6-4-6
  • D. 6-6-6
  • Also asked in: Database Administrator

  • Discuss
  • 3. The list of coded instructions is called

  • Options
  • A. Algorithm
  • B. Flowchart
  • C. Utility programs
  • D. Computer program
  • Also asked in: GRE, TOEFL, Database Administrator, IT Trainer

  • Discuss
  • 4. Which of the following is Not an Operating System?

  • Options
  • A. UNIX
  • B. Windows NT
  • C. C++
  • D. DOS
  • Also asked in: AIEEE, Bank Exams, Analyst, Bank Clerk, Bank PO, Database Administrator, IT Trainer, Network Engineer, Project Manager, Software Architect

  • Discuss
  • 5. What type of operating system uses the NTFS file system ?

  • Options
  • A. Windows
  • B. Mac OS X
  • C. Unix
  • D. All of these
  • Also asked in: Bank Exams

  • Discuss
  • 6. Explain soundex() and metaphone() ?
  • Also asked in: IT Trainer, Project Manager

  • Discuss
  • 8. When is a system in safe state?
  • Discuss
  • 9. What are local and global page replacements?
  • Discuss
  • 10. What are demand-paging and pre-paging?
  • Discuss

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