Aditi Edge Placement Paper - Technical Questions

Previous Years Solved Placement Papers

1. What action is taken when the processor under execution is interrupted by a non-maskable interrupt?
   

   (A) Processor serves the interrupt request after completing the execution of the current instruction.

   (B) Processor serves the interrupt request after completing the current task.

   (C) Processor serves the interrupt request immediately.

   (D) Processor serving the interrupt request depends upon the priority of the current task under execution.

   Ans: (A)
2. The status of the Kernel is:
   

   (A) Task

   (B) Process

   (C) Not defined

   (D) None of the above

   Ans: (B)
3. What is the nominal voltage required in a subscriber loop connected to a local exchange?
   

   (A) +48 volts

   (B) -48 volts

   (C) 230 volts

   (D) 110 volts

   Ans: (B)
4. To send a data packet using a datagram, connection will be established:
   

   (A) Before data transmission

   (B) Connection is not established before data transmission

   (C) No connection is required

   (D) None of the above

   Ans: (C)
5. Word alignment is:
   

   (A) Aligning the address to the next word boundary of the machine

   (B) Aligning to even boundary

   (C) Aligning to word boundary

   (D) None of the above

   Ans: (A)
6. When a 'C' function call is made, the order in which parameters passed to the function are pushed into the stack is:
   

   (A) Left to right

   (B) Right to left

   (C) Bigger variables are moved first than the smaller variables

   (D) Smaller variables are moved first than the bigger ones

   (E) None of the above

   Ans: (B)
7. What is the type of signaling used between two exchanges?
   

   (A) In-band

   (B) Common channel signaling

   (C) Any of the above

   (D) None of the above

   Ans: (A)
8. Buffering is:
   

   (A) The process of temporarily storing the data to allow for small variation in device speeds

   (B) A method to reduce cross-talks

   (C) Storage of data within the transmitting medium until the receiver is ready to receive

   (D) A method to reduce routing overhead

   Ans: (A)
9. A protocol is a set of rules governing a time sequence of events that must take place between:
   

   (A) Peers

   (B) Non-peers

   (C) Allocated on stack

   (D) Assigned to registers

   Ans: (A)
10. Memory allocation of variables declared in a program is:
    

    (A) Allocated in RAM

    (B) Allocated in ROM

    (C) Allocated on stack

    (D) Assigned to registers

    Ans: (C)
11. A software that allows a personal computer to pretend as a computer terminal is:
    

    (A) Terminal adapter

    (B) Bulletin board

    (C) Modem

    (D) Terminal emulation

    Ans: (D)
12. Find the output of the following program:
    int *p, *q;
p = (int *)1000;
q = (int *)2000;
printf("%d", (q - p));
Ans: 500