1. In public key algorithm , A wants to send message to B ..... which key is used

a. A public key              b. A private key              c. B public key                d. B private key

2. DHCP is

a. for routing             b. for network address conversion                  c. for diagnosis

3. In reentrant procedure, which should be not used for passing parameters?

a. passed by reg               b. by direct             c. by indirect                 d. by stack

4. A table contains less than 10 elements which one is fastest

a. bubble sort              b. selection sort                  c. quick sort

5. Path testing is

a. white box              b. black box             c. installation test             d. environment test

6. Sliding window in which layer?

a. session layer              b. transport layer                   c. application layer                     d. presentation layer

7. Intel 386 support which memory management?

a. paged              b. segmented                c. paged segmented

8. Complexity to access name from the given double link list?

|A|-->|B|
| |<--| |

a. O(n)               b. O(n**2)                    c. O(nlogn)

9. Which is used to store hard disk sector info

a. eerom           b. rom                c . ram                   d. cmos

10. Valid system prievlage in restricted seesion?

a. create user              b. create session                c. restricted session

11. In demand paging overhead of context switching is more due to

a. copy processes from disk to memory                   b. viceversa
c. to get associative table                                          d. swapping to the disk

12. Which of the following is efficient in terms of space

a. insertion sort            b. quick sort                  c. selection                d. both a and c

13. To prevent replay attacks in transmission

a. symmetric encoding                  b. Asymmetric encoding                 c. for every exchange, key should be changed

14. One megabit file transfer, serially on 9600 baud one start bit and two stop bits, then how much time it takes (approx)

a. 4 hours               b. 2 hours                 c. 20 minutes                  d. 2 minute

15. Operational amp characteristics following is correct: which combinations are correct?

1. input impedance is 0                                          2. output impedance is infinity
3. input impedance is infinity                                 4. gain is infinity