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MCQs

Total Questions : 296 | Page 29 of 30 pages
Question 281. Which UNIX/Linux command is used to make all files and sub-directories in the directory “progs” executable by all users?
  1.    chmod −R a+x progs
  2.    chmod −R 222 progs
  3.    chmod −X a+x progs
  4.    Both A & B
 Discuss Question
Answer: Option A. -> chmod −R a+x progs
Question 282. Which statement is not correct about “init” process in Unix?
  1.    It is generally the parent of the login shell.
  2.    It has PID 1.
  3.    It is the first process in the system.
  4.    All of above
 Discuss Question
Answer: Option C. -> It is the first process in the system.
Question 283. A part of Windows 2000 operating system that is not portable is
  1.    Device Management
  2.    Virtual Memory Management
  3.    Processor Management
  4.    All of above
 Discuss Question
Answer: Option B. -> Virtual Memory Management
Question 284. In UNIX, ______________ creates three subdirectories: 'PIS' and two subdirectories 'progs' and data from just created subdirectory 'PIS'
  1.    mdkir PIS/progs PIS/data PIS
  2.    mkdir PIS progs data
  3.    mkdir PIS/progs data
  4.    mkdir PIS PIS/progs PIS/data
 Discuss Question
Answer: Option D. -> mkdir PIS PIS/progs PIS/data
Question 285. The directory structure used in Unix file system is called
  1.    Hierarchical directory
  2.    Tree structured directory
  3.    Directed acyclic graph
  4.    All of above
 Discuss Question
Answer: Option A. -> Hierarchical directory
Question 286. 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?
  1.    chmod 761 note
  2.    chmod 671 note
  3.    chmod 167 note
  4.    chmod 4=rwx, g=rw note
 Discuss Question
Answer: Option A. -> chmod 761 note
Question 287. Which of the following is not a feature of UNIX?
  1.    multitasking
  2.    multiuser
  3.    portability
  4.    easy to use
 Discuss Question
Answer: Option D. -> easy to use
Question 288. Which command will be used with vi editor to replace text from cursor to right?
  1.    r
  2.    R
  3.    s
  4.    S
 Discuss Question
Answer: Option B. -> R
Question 289. Which command is used to print a file?
  1.    print
  2.    prn
  3.    pg
  4.    lp
 Discuss Question
Answer: Option D. -> lp
Question 290. Which command is used to remove the read permission of the file 'note' from both the group and others?
  1.    chmod go+r note
  2.    chmod go+rw note
  3.    chmod go-x note
  4.    chmod go-r note
 Discuss Question
Answer: Option D. -> chmod go-r note

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