Polaris Placement Paper -: C/C++ Questions With Answers

Polaris Previous Years Solved Sample Placement Papers

1. In a computer institute, 9 languages can be taught. The module is of 6 months duration, and only one language can be taught each month. BASIC is always taught first. WORD PERFECT is taught in the preceding month of WORD STAR. FORTRAN cannot be taught until COBOL is taught. BINO and FIFO can never be taught in the same module.
   1. If WORD STAR is in the 3rd month, what could be in the 6th month?

      Ans: FIFO

   2. If COBOL is in the 2nd month and BINO in the 6th month, FORTRAN will be taught in which month?

      Ans: 4th month

2. In a class, except 18, all are above 50 years. 15 are below 50 years of age. How many people are there?

   (a) 30

   (b) 33

   (c) 36

   (d) None of these (Ans)

3. The UNIX shell:

   (a) Does not come with the rest of the system

   (b) Forms the interface between the user and the kernel (Ans)

   (c) Does not give any scope for programming

   (d) Does not allow calling one program from within another

   (e) All of the above

4. The very first process created by the kernel that runs till the kernel halts is:

   (a) init (Ans)

   (b) getty

   (c) Both (a) and (b)

   (d) None of these

5. QUESTION: __________ is used to connect to the graphic card.

   A: Serial port

   B: Parallel port

   C: PS-2 port

   D: AGP port

   Ans: D

6. QUESTION: __________ port is used for adding external devices such as high-speed hard disks, high-end scanners, and CD-ROM drives.

   A: Serial port

   B: SCSI

   C: PS-2 port

   D: AGP port

   Ans: B

7. QUESTION: __________ connects the monitor to the computer's video card.

   A: VGA

   B: Parallel port

   C: PS-2 port

   D: AGP port

   Ans: A

8. QUESTION: __________ transfers large amounts of data at very fast speed and connects camcorders and video equipment.

   A: Serial port

   B: Parallel port

   C: Firewire port

   D: AGP port

   Ans: C

9. QUESTION: __________ connects a PC's modem to the telephone network.

   A: Serial port

   B: Parallel port

   C: Modem

   D: AGP port

   Ans: C

10. QUESTION: __________ connects to a network and high-speed internet and network cable to a computer.

    A: Serial port

    B: Ethernet port

    C: PS-2 port

    D: AGP port

    Ans: B

11. QUESTION: __________ are used to connect a microphone and speakers to a sound card.

    A: Serial port

    B: Parallel port

    C: Sockets

    D: AGP port

    Ans: C

12. QUESTION: __________ is designed to transmit information between electronic musical instruments.

    A: Serial port

    B: MIDI

    C: PS-2 port

    D: AGP port

    Ans: B

13. QUESTION: The different components of a computer are connected to each other through __________.

    A: BUS

    B: CMOS

    C: BIOS

    D: South Bridge

    Ans: A

14. QUESTION: __________ connects major computer components like the processor, memory, and I/O.

    A: Internal bus

    B: External bus

    C: Both A and B

    D: Expansion bus

    Ans: C

15. QUESTION: __________ connects the different external devices, peripherals, slots, and ports to the rest of the computer.

    A: Internal bus

    B: External bus

    C: Both A and B

    D: System bus

    Ans: D

16. QUESTION: __________ is used to control the access to and the use of the data and address line.

    A: Data bus

    B: Address bus

    C: Control bus

    D: All of these

    Ans: C

17. QUESTION: __________ is referred to as the electronic storing space for instructions and data.

    A: BIOS

    B: BUS

    C: CMOS

    D: Memory

    Ans: D