16. Which of the following is not included in the user Process Image (A) User Da

Question

16. Which of the following is not included in the user Process Image (A) User Data (B) User Program (C) stack (D)
Process Control Block (E) None of the above
17. When a user process is running and an instruction is executed that requests a file-open operation, which of the
following event will occur? (A) Supervisor call (B) Trap (C) I/O interrupt (D) Fault (E) None of the above
18. In Android system, an e-mail application that shows a list of new emails, composes an email, or reads an email
is called (A) Service (B) Thread (C) Activity (D) Communication (E) None of the above.
19. In Solaris operating systems, a thread that has been terminated is in the state of (A) Sleep (B) Stop (C) Zombie
(D) Free (E) None of the above
20. Which of the following statement regarding Android operating systems is incorrect? (A) The activities are
arranged in first-in-first-out in the order where each activity is created. (B) Killing one or more activities may
reclaim memory. (C) The user may revoke and return to killed activities. (D) An Empty process can be used for
caching purpose to improve startup time. (E) None of the above

Explanation / Answer

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Answers)

16. Which of the following is not included in the user Process Image

(A) User Data

(B) User Program

(C) stack

(D) Process Control Block

(E) None of the above

Answer)

User Process Image does not include the -

(C) stack

17. When a user process is running and an instruction is executed that requests a file-open operation, which of the

following event will occur?

(A) Supervisor call

(B) Trap

(C) I/O interrupt

(D) Fault

(E) None of the above

Answer)

(C) I/O interrupt will occur when user process is running and an instruction is executed that requests a file-open operation.

18. In Android system, an e-mail application that shows a list of new emails, composes an email, or reads an email

is called

(A) Service

(B) Thread

(C) Activity

(D) Communication

(E) None of the above.

Answer)

(A) Service

In Android system, an e-mail application that shows a list of new emails, composes an email, or reads an email

is called a Service.

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