1. B.S.C-I.T 5th Semester
(Client Server Architecture)
(Unit 2nd
Test Paper)
Marks: 17 Time: 1 hour
1. Which of the following is TRUE-
(i) In the early 1980’s, Ethernet’s 10-mbps (Megabits per second) bandwidth
appeared inexhaustible.
(ii) LAN’s were extended with repeaters, devices which passively amplified
signals form one segment to the next.
(iii) In the early 80’s, bridges were introduced.
(iv) NFS (Network file system) was introduced in 1985.
(a) T T F T (b) F F T T (c) T T T F (d) All (e) None
2. Which of the following is TRUE-
(i) Routers connect logically same networks.
(ii) Routers operate in the Presentation layer
(iii) UTP is more expensive and less configurable than Thick and Thin-net.
(iv)Hubs have become popular as replacements for switches.
(a) T T F F (b) T F F T (c) T T T F (d) All (e) None
3. Which of the following is TRUE-
(i) Most switches use traditional store & forward bridging methods.
(ii) Fast Ethernet enjoys the support of more than 75 network and system vendors.
(iii) ATM is a cell-switching and multiplexing technology that combines the bebefits
of dedicated circuits with those of packet switching.
(iv)ATM’s cell length is 53 bytes.
(a) T F T T (b) T T T F (c) F T T T (d) All (e) None
4. Which of the following is TRUE-
(i) ATM standards define a broad range of bandwidths from 1.5 mbps to 622 mbps
and above.
(ii) All devices in an ATM network attach directly to an ATM switch.
(iii) Multi homed servers can be directly attached to all subnets.
(iv)Localized data deployment collects all data at the root of the network, usually
together with other shared computer-server resources for analysis/simulation,
database, web, mail, news and so on.
(a) T F F T (b) T T F T (c) T T T F (d) All (e) None
5. Which of the following is TRUE-
(i) In localized data deployment, file services can be dispersed campus-wide.
(ii) Hierarchical data deployment might be considered under circumstances where a
localized approach might be less effective or unnecessarily costly.
(iii) In a bus topology, all networked nodes are interconnected using multiple cables.
(iv)In star topology, each networked workstation had two connections: one to each of
its nearest neighbors.
(a) T F F F (b) F T T T (c) T T F F (d) All (e) None
6. Which of the following is TRUE-

2. (i) The typical LAN with a switched topology features multiple connections to a
switching hub.
(ii) A switch increases the aggregate bandwidth available throughout the n/w.
(iii) In daisy chaining, the hubs in a network are connected in a parallel fashion.
(iv)Star networks can be scaled up by interconnecting multiple rings in a hierarchical
fashion.
(a) T T F F (b) T F T T (c) F T T F (d) All (e) None
7. Which of the following is TRUE-
(i) Star topologies can be implemented in hierarchical arrangements of multiple stars.
(ii) A hierarchical star topology uses one tier for user and server connectivity and the
second tier as a backbone.
(iii) Determining which backbone topology is correct for your LAN is not easy.
(iv)A distributed backbone can be developed by centrally locating the backbone hub.
(a) T F T T (b) T T F F (c) T T T F (d) All (e) None
8. Fill in the blanks-
(A) Ethernet interfaces employ ______________________ methods to detect other
traffic on the network and await opportunities for safe transmission.
(a) contention-avoidance (b) collision-avoidance (c) traffic-avoidance (d) None
(B) Some vendors employ “________________” switching, wherein packet
forwarding commences immediately upon arrival of the destination address portion of
the packet header, even while remainder of the packet is still being received on the
incoming port.
(a) cut-through (b) packet (c) circuit (d) None
(C) Multiple ATM switches can be combined in a fabric sometimes called an
“__________”.
(a) virtual circuit (b) subnet (c) ATM cloud (d) None
(D) _________ uses a combination of switched-Ethernet and FDDI workgroup and
project affiliated “clumps” of logical subnets.
(a) cirrus logic (b) hierarchical n/w (c) localized data deployment (d) None
(E) A _____________ topology describes the geometric arrangements of components
that comprise the LAN.
(a) logical (b) physical (c) virtual (d) None
(F) ___________ topologies consist of more than one layer of hubs.
(a) complex (b) daisy chains (c) hierarchical rings (d) None
(G) The “__________” is interconnected with a small FDDI loop, while the less-
robust user stations are interconnected with Ethernet.
(a) client farm (b) server farm (c) ring farm (d) None
(H) A _________ backbone is nothing more than a series of hubs daisy chained
together.
(a) serial (b) parallel (c) hierarchical (d) None
(I) A collapsed backbone topology features a ______________ router that
interconnects all the LAN segments in a given building.
(a) centralized (b) localized (c) hierarchical (d) None
(J) The _____________ backbone topology is a modification of the collapsed
backbone.
(a) serial (b) parallel (c) complex (d) None