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Placement Papers » Novell Palcement Paper 1
Novell placement paper of 2007
1. Encryption and decryption is done in the following layer.
a) DLL
b) Network layer
c) Transport
d) Presentation
Ans: (d)
2. Floating point has different formats on two different machines.
This modifications are taken care by which layer?
a) DLL
b) Network layer
c) Transpor layer
d) Presentation
Ans: (d)
3. Time complexity of quick sort algorithm is
a) N*N
b) log(N)
c) N*log(N)
d) N
Ans: (c)
4. Time complexity of AVL tree is .
a) N*N
b) log(N)
c) N*log(N)
d) N
Ans: (b)
5. Cycle stealing is used in which concept?
a) Programmed I/O
b) DMA
c) Interrupts
Ans: (b)
6. How many octets are there in an IP address
a) 6
b) 8
c)10
d)12
7.What are the maximum number of hosts that can be served by an IP
a) 254
b) 256
c) 2**24(2 to the power 24)
8. Which of the following is model representation of life cycle software
a) Water fall model
b) Spiral
9. The purpose of reviewing code is
a) To find syntax error
b) Tocheck for the proper design
10. Semaphores are used for the resolution of
a) Contention
b) Accessing of same resources by more than one
11.In threading of processes when the race condition will happen
a) Low priority process
b) Higher priority process
(See O.S.Concepts by Silberschatz)
12.Which of the following function is not performed by O.S.
a) CPU sheduling
b) Memory management
c) Transaction
Ans: (c)
13. If two applicaltion programmes uses same libraries which of following are
shared
a) Lib code
b) Code and stack
c) Data
d) Data, code and stack
14. Which is the maximum 16 bit signed integer.
a) 66337
b) 66338
c) 257
d) 258
15.When will interrupt occurs?
a) Divide by zero
b) DMA completed
c) Insufficient memory
16. Which of the following has low power cosumption
a) EIL
b)CMOS
c) Totempole Arrangement
17. Which of the following is the wrong statement
a) Cominational circuits has memory
b) Sequential circuits has memory
c) Sequential circuits is a function of time
Ans: (a)
18.Virtual address is
a) More than physical address
b) Lesstthan physical memory
c) Equal to physical memory
d) None
Ans : (a)
19. Which of the following reduces CPU burden
Ans : DMA
20. Malloc function allocates memory at
a) compilation time
b)link
c)load
d)running
Ans: d
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