De Thi MSL Chinh Quy 1
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Transcript of De Thi MSL Chinh Quy 1
TRNG H GTVT
TRNG H GTVT
KHOA IN - IN T
B mn K thut Vin thngH o to: i hc chnh quy
Mn: K thut chuyn mch thi s: 01
Thi gian lm bi: 90Trng b mn k duyt
TS. Nguyn Cnh Minh
H v tn sinh vin: Kha: Lp:
Cu 1 (3 im): Nu cc khi nim v phn lp v giao thc? Trnh by khi nim v chc nng ca subnet mask? Cho a ch IP nh sau 167.88.99.66 v mt n mng 255.255.255.192., Xc nh s lng mng con c th ca mng IP bao gm c a ch trn?Cu 2 (3 im): Khung thng tin trng thi lin kt ti mi trm (b nh tuyn) c gi tr nh bng sau:
a) T bng thng tin ny hy v cu hnh (tp) ca mng, bit cc nt mng c b tr nh hnh v sau:
b) c) V cy khung tng ng vi topo mng vi nt D l nt gc.d) Xc nh ung i ngn nht t nt A ti nt D theo cu hnh mng va xc nh.Cu 3 (2 im): Nu s khc nhau giao thc truyn dn TCP v UDP?Cu 4 (2 im): Cho gin m t qu trnh truyn nhn d liu theo chun giao thc TCP gia hai my tnh nh sau:
Gi thit cc gi d liu c truyn qua knh truyn c tin cy cao v khng c gi d liu no b li trong qu trnh truyn dn. Nu ngha ca cc trng thng tin trong cc khung d liu trn v in gi tr cn thiu vo cc phn trng (gch ngang di) v gii thch cc gi tr ny?Ghi ch: Sinh vin c php s dng ti liu.