Which of the following defines the system call interface to operating systems and hardware resources?

(A) ABI

(B) ISA

(C) API

(D) HLL

(E) None of the above

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Which of the following mechanism is used to convert a blocking system call into a non-blocking system call?

KLT

(B) API

(C) Jacketing

(D) ULT

(E) Spawn

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When a processor encounters a virtual memory address reference that is not in main memory, which of the following may occur?

(A) Clock interrupt

(B) I/O interrupt

(C) Fault

(D) Trap

(E) All of the above

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In a process model, when a running process needs to wait for a certain event to continue, the process will be placed into the state of

(A) New

(B) Blocked/Suspend

(C) Exit

(D) Ready

(E) None of the above

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In Android systems, the contacts with related data are shared and handled by

(A) XMPP

(B) Resources Manager

(C) Package Manager

(D) Telephony Manager

(E) Content Providers