思科认证：CCNA真题(二)

会计考友

a. 255.255.255.128
/ V+ X" h( p$ `3 N- J4 a3 Jb. 255.255.255.192
- G- f1 s8 [2 Y+ ^c. 255.255.255.224
+ r' y1 N6 l! h# s- @8 y( a: _d. 255.255.255.240
; T# {3 C( g9 xe. 255.255.255.248
  s9 v: F# O, S" o; k1 i) P+ i7: you have subnetted the 210.106.14.0 network with a /24 mask. your boss at acme， inc. wants to know how many usable subnetworks and usable host addresses per subnet this would provide. what should you tell her?
6 T. u3 D9 x( x+ sa. one network with 254 hosts
) p7 O2 ^) g. f2 p% r4 U$ U  W5 \b. two networks with 128 hosts
c. four networks with 64 hosts
d. six networks with 30 hosts
  y6 P8 O" l/ i6 F8: identify three valid host addresses in any subnet of the 201.168.27.0 network， assuming a fixed subnet mask of 255.255.255.240.
# F7 y6 W# k. b* T. [1 `" `a. 201.168.27.33
  _% z/ |+ U% O$ Y" }+ I) W4 Rb. 201.168.27.112
3 Z% U4 o/ Q; {  ^% h4 T* Wc. 201.168.27.119
# J* C' {- H2 G; i4 C) G8 Ud. 201.168.27.126
/ w+ {. o# p4 Ee. 201.168.27.175

f. 201.168.27.208

会计考友

</p>9: what is the subnetwork address for a host with the ip address 201.100.5.68/28?
& g* A" o6 y8 x* R/ D" z' ta. 201.100.5.0
4 u2 ]. D; q5 j8 tb. 201.100.5.32
c. 201.100.5.64
d. 201.100.5.65
. t- ~' V' a0 I! Se. 201.100.5.31
f. 201.100.5.1
8 j$ G1 r; ?  N: d; [' E10: which of the following protocols uses a threeway handshake mechanism to establish sessions?
; x6 c  f  f/ c  ra. tcp
b. ip
4 s- A# A, I+ m+ p0 Lc. udp
5 q, X2 U$ L: \) Q! ^8 {+ Ad. ipx
8 X7 P  _5 d5 qe. frame relay