3i Infotech Placement: Sample Questions 150 - 151 of 1245

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Question 150

Question MCQ▾

What was the first name given to Java Programming Language?

Choices

Choice (4)

a.

Oak

b.

Oak-Java

c.

Small Talk

d.

None of the above

Edit

Answer

b.

Explanation

  • Oak-java was the first name given to java Programming Language.
  • Gosling attempted to modify and extend C ++ but soon abandoned that in favour of creating a new platform called Green and an entirely new language.
  • This was called Oak, after the tree that stood just outside his office- we have Oak language, the libraries, and the hardware.
  • Their first attempt, demonstrated on September 3,1992, focused on building a PDA device named Star with graphical interface and a smart agent called “Duke” to assist the user.
  • Oak was renamed Java in 1994 after a trademark search revealed that Oak was used by Oak Technology.
  • Java was finally shipped in 1996

Question 151

Describe in Detail Essay▾

What is Page-Stealer process?

Edit

Explanation

Process Virtual Address Space
  • The page eligible for swapping are found by the page-stealer and placed in a list.
  • The paging states are:
    • Not yet eligible for swapping
    • Eligible for swapping but not eligible for re assignment to other virtual address space.
  • Created by the kernel at the system initialization
  • Is invoked by kernel throughout the lifetime of the system.
  • On page fault kernel locks a region of the page so page stealer cannot steal the faulting page.