Q.1) WAN means
(a) wide access network
(b) wide area network
(c) wide are next
(d) wide access next
(e) None of these

Q.2) If set A = {4, 5, 6, 7, 8, 9} and set B = {3, 5, 2, 7} then A – B is –
(a) (3, 2)
(b) (4, 6, 8, 9)
(c) (6, 7, 8, 9)
(d) (6, 7, 8)
(e) None of these

Q.3) A computer system has 4 K word cache organised in a block set associative manner with 4 blocks per set, 64 words per block. The number of bits in the set and WORD fields of the main memory address format is
(a) 15, 4
(b) 6, 4
(c) 7, 2
(d) 4, 6
(e) None of these

Q.4) If for some positive integer k, degree of vertex d(v)=k for every vertex v of the graph G, then G is called –
(a) K graph
(b) K-regular graph
(c) empty graph
(d) all of these
(e) None of these

Q.5) Which of the following is true of network structure?
(a) it is a physical representation of the data
(b) it allows a many-to-many relationship
(c) it is conceptually simple
(d) it will be dominant database of the future
(e) None of these

Q.6) Virtual machine are-
(a) lack of machine
(b) illusion of real machine
(c) physical machine
(d) all of the above
(e) None of these

Q.7) Which data base language is likely to become approved both by ANSI and ISO?
(a) C++
(b) OPP language
(c) SQL1.1
(d) DB2
(e) None of these

Q.8) The database administrator is, in effect, the coordinator between the _____ and the _____
(a) DBMS; database
(b) application program; database
(c) database; users
(d) application programs’ users
(e) None of these

Q.9) In OSI network architecture, the routing is performed by:
(a) network layer
(b) data link layer
(c) transport layer
(d)session layer
(e) None of these

Q.10) A metric or combination of metrices that provides insight into the software process, a software project or the product itself –
(a) metric
(b) indicator
(c) domain
(d) dimension
(e) None of these

Q.11) Find out the incorrect statement for strlen () function
(a) returns the length of a string
(b) does not count the null terminator
(c) has general form strlen (str);
(d) all of the above
(e) None of these

Q.12) The ABC bank has opened a new branch at Hyderabad. The company has implemented Cisco routers on the network that are configured with the frame relay encapsulation for data transmission. The network administrator, paul wants to measure the speed at which the access link is clocked. Which parameter will be use to measure it?
(a) access link rate
(b) access speed
(c) access clock speed
(d) access rate
(e) None of these

Q.13) _____ uses a standard called distributed queue dual bus or refer to as 802.6
(a) LAN
(b) WAN
(c) MAN
(d) Internet
(e) None of these

Q.14) A list of node representing an are of a graph, requires how many fields?
(a) 3
(b) 2
(c) 4
(d) 1
(e) None of these

Q.15) A minimal spanning tree of a graph G is –
(a) a spanning subgraph
(b) a tree
(c) minimum weights
(d) all of the above
(e) None of these
Q.16) How many 1’s are present in the binary representation of
5 × 1024 + 7 × 128 + 7 × 16 + 3?
(a) 8
(b) 9
(c) 10
(d) 11
(e) None of these

Q.17) In UNIX, cached disk blocks are managed by the kernel and referred to as-
(a) cache
(b) super cache
(c) buffer cache
(d) all of these
(e) None of these

Q.18) The network administraror, Paul of the XYZ bank wants to configure NAT on the network routers the organization requires NAT to allow a computer on the stub domain to maintain a specific address while communicating with devices outside the network which type of NAT will he implement?
(a) dynamic NAT
(b) static NAT
(c) NAR
(d) Any of the above
(e) None of these

Q.19) Which is true about the credit cards?
(a) credit cards are put into an imprinter machine and the information on the card is recorded on an invoice.
(b) name and emblem of card issuing bank are server printed on the card
(c) the card bears a specimen of the card holder signature and some cases photos.
(d) all of the above
(e) None of these

Q.20) The area ID is a _____ bit digit number that uses dotted decimal notation of the IP address.
(a) 8
(b) 16
(c) 32
(d) 64
(e) None of these

Answer key:
1.(b) wide area network
2.(b) (4, 6, 8, 9)
3.(d) 4, 6
4.(b) K-regular graph
5.(b) it allows a many-to-many relationship
6.(b) illusion of real machine
7.(c) SQL1.1
8.(c) database; users
9.(a) network layer
10.(b) indicator
11.(d) all of the above
12.(d) access rate
13.(c) MAN
14.(b) 2
15.(d) all of the above
16.(c) 10
17.(c) buffer cache
18.(b) static NAT
19.(d) all of the above
20.(c) 32

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