嫌VERITAS璃捩
1. A class B network on the internet has a subnet mask of 255.255.240.0,
what is the maximum number of hosts per subnet . a. 240
b. 255 c. 4094 d. 65534
2. What is the difference: between o(log n) and o(log n^2), where both
logarithems have base 2 .
a. o(log n^2) is bigger b. o(log n) is bigger
c. no difference
3. For a class what would happen if we call a class *s constructor
from with the same class*s constructor .
a. compilation error b. linking error
c. stack overflow d. none of the above
4. ※new § in c++ is a: .
a. library function like malloc in c
b. key word c. operator
d. none of the above
5. Which of the following information is not contained in an inode
.
a. file owner b. file size
c. file name d. disk address
6. What *s the number of comparisons in the worst case to merge two
sorted lists containing n elements each .
a. 2n b.2n-1 c.2n+1 d.2n-2
7. Time complexity of n algorithm T(n), where n is the input size ,is
T(n)=T(n-1)+1/n if n>1 otherwise 1 the order of this algorithm is
.
a. log (n) b. n c. n^2 d. n^n
8. The number of 1*s in the binary representation of 3*4096+ 15*256+5*16+3
are .
a. 8 b. 9 c. 10
d. 12
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