PROFESSIONAL KNOWLEDGE QUIZ FOR IBPS SO(I.T OFFICER)-2017-SET 20
PROFESSIONAL KNOWLEDGE QUIZ FOR IBPS SO(I.T OFFICER)-2017-SET 20
Q.1) The function of presentation layer is to _____.
(a) encrypt data
(b) validate and establish connection
(c) close the session
(d) flow control
(e) None of these
Q.2) Which of the following protocol is related to message format in electronic mail ore-mail?
(a) RFC 821
(b) RFC 822
(c) Both (a) and (b)
(d) RFC 844
(e) None of these
Q.3) The C declaration int A[3] [5] of containing _____ element, each of those elements is itself an array containing _____ integers.
(a) 3, 5
(b) 5, 3
(c) 3, 3
(d) 5, 5
(e) None of these
Q.4) Network layer is responsible for ____ delivery of a packet
(a) source-to-destination
(b) end-to-point
(c) point-to-point
(d) error free
(e) None of these
Q.5) Classical problem in concurrent programming
(a) the producer/consumer
(b) the reader/writer
(c) both (a) and (b)
(d) sequential file
(e) None of these
Q.6) Access control is achieved at the _____ layer
(a) physical
(b) presentation
(c) session
(d) data link
(e) None of these
Q.7) Indexed created from a sequential set of primary keys are referred to as
(a) indexed file organization
(b) sequential file
(c) index sequential
(d) all of the above
(e) None of these
Q.8) A central computer surrounded by one or more satellite computer is called a
(a) bus network
(b) ring network
(c) star network
(d) all of the above
(e) None of these
Q.9) ATM cells are
(a) 53 bytes
(b) 48 bytes
(c) 56 bytes
(d) 35 bytes
(e) None of these
Q.10) Segmentation
(a) is a memory management scheme that supports user view of memory
(b) logical address spaced is collection of segments
(c) logical address consists of two tuple > segment – number, off set >.
(d) all of the above
(e) None of these
Q.11) Root of class and object-oriented language
(a) C++
(b) small talk
(c) JAVA
(d) Simula
(e) None of these
Q.12) Which of the following is a major component of the telephone system?
(a) local loop
(b) trunks
(c) switching office
(d) all of the these
(e) None of these
Q.13) ‘The output of a logic gate is ‘I’ when all its inputs are logic ‘O’. the gate is either
(a) NAND or an EX-OR gate
(b) a NOR or an EX-NOR gate
(c) a OR or an EX-NOR gate
(d) a AND or an EX-OR gate
(e) None of these
Q.14) 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.15) WWW (world wide web) is discovered by:
(a) CCITT
(b) DARPA
(c) TCP/IP
(d) Tim Berners – Lee
(e) None of these
Q.16) The Delhi branch of the ABC bank has cisco routers implemented on the network. The network administrator Robert has given a class B subnet mask-255.255.255.196. How many host addresses can be used on each subnet?
(a) 60
(b) 58
(c) 196
(d) 64
(e) None of these
Q.17) The object design focuses on the –
(a) description of data structure
(b) algorithms
(c) messages
(d) all of the above
(e) None of these
Q.18) To change the ciphertext into plain text is known as –
(a) encryption
(b) decryption
(c) encoding
(d) decoding
(e) None of these
Q.19) A linear list of elements in which deletion can be done from one end and insertion can take place only at the other end (rear) is known as
(a) queues
(b) stacks
(c) trees
(d) branch
(e) None of these
Q.20) Wasting of memory within a partition, due to a difference in size of a partition and of the object resident and of the object resident within it, is called –
(a) external fragmentation
(b) internal fragmentation
(c) compaction
(d) coalescing
(e) None of these
Answer Key:
1 (a) encrypt data
2 (b) RFC 822
3 (a) 3, 5
4 (a) source-to-destination
5 (c) both (a) and (b)
6 (d) data link
7 (c) index sequential
8 (c) star network
9 (a) 53 bytes
10 (d) all of the above
11 (d) Simula
12 (d) all of the these
13 (b) a NOR or an EX-NOR gate
14 (a) network layer
15 (d) Tim Berners – Lee
16 (b) 58
17 (d) all of the above
18 (b) decryption
19 (a) queues
20 (b) internal fragmentation
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