SAPLAB Placement Paper -: Data Structures and Algorithms Questions With Answers

SAPLAB Previous Years Solved Sample Placement Papers

1. If L does not survey, what are the possibilities of the 3-member team:
   

   A. L, N, H

   B. M, K, P Answer: Option B

   C. K, M, N

   D. None of the above

2. Situation: 6 faces of a cube were colored with 6 different colors: Red, Black, Brown, Blue, Green, White.
   Conditions:
   1. Black is opposite to Red.
   2. Green is adjacent to Brown.
   3. Blue is adjacent to Black.
   4. White is adjacent to Blue.
   5. Red is at the bottom.
   Q21) What 4 colors are adjacent?
   

   A. Black, Brown, Blue, Green

   B. White, Green, Red, Blue

   C. Brown, Green, White, Red

   D. Black, Blue, White, Brown Answer: Option D

3. There are 7500 students. 75% offered Physics and 45% offered Math. How many students offered both?
   

   Answer: 1500

4. A, B, C have their average weight as 84. Including D, their average weight becomes 80. If E, who weighs 3 more than D, joins by replacing A, what is the weight of A?
   

   Answer: 75

5. Out of the following, which supports error checking and error correction in the data link layer?
   

   A. 802.2 LLC Answer: Option A

   B. 802.3 CSMA/CD

   C. 802.4 Token Bus

   D. 802.5 Token Ring

6. How many bits of an IP address are required to make 8 subnets?
   

   A. 1

   B. 2

   C. 3

   D. 4 Answer: Option D

7. Network equipment forms a hierarchy in which topology?
   

   A. Bus

   B. Star

   C. Ring

   D. Tree Answer: Option D

8. Which of the following is not a CDMA technology?
   

   A. DS-FH (Discrete Spectrum-Frequency Hopping)

   B. DS-FT

   C. DS-

   D. TDMA-FS Answer: Option D

9. Determine the network ID of the classful IP address 192.42.14.1:
   

   A. 192

   B. 192.42

   C. 192.42.14 Answer: Option C

   D. 192.42.14.1

10. Minimum sampling frequency for a 20-20kHz analog signal is:
    

    A. 20kHz

    B. 40kHz Answer: Option B

    C. 44.1kHz

    D. 20Hz

11. Advantages of digital over analog signals:
    

    A. Noise immunity

    B. Data security and integrity

    C. Efficient transmission

    D. All of the above Answer: Option D

12. MPEG stands for:
    

    Answer: Moving Picture Experts Group

13. Why is DSL faster than a normal modem?
    

    Answer: It has higher downlink bandwidth

14. Below, find the results of the program:
    main() { i = 2; printf("I=%d i=%d", ++i, ++i); }
    

    Answer: Varying compiler to compiler

15. Below, find the results of the program:
    main() { unsigned char i = 0x80; printf("i=%d", i << 1); }
    

    Answer: 256