S.B.I. IT Officer Model Paper
Are you a network administrator or networking student? Do you know anything about an I. T officer model and networking in the work place? If yes take this quiz to find out how much you know.
- 1.___________________refers to a family of IEEE standards dealing with local area network with metropolitan area network
- A.
802
- B.
800
- C.
801
- D.
803
- E.
None of these
- 2.______uses a standard called IEEE 802.6
- A.
LAN
- B.
WAN
- C.
MAN
- D.
Internet
- E.
None of These
- 3.Repeater operates in which layer of OSI model?
- A.
Application Layer
- B.
Presentation Layer
- C.
Physical Layer
- D.
Transport Layer
- E.
Data link Layer
- 4.Which is the general network standard for the data link layer in the OSI Reference Model?
- A.
IEEE 802.1
- B.
IEEE 802.2
- C.
IEEE 802.3
- D.
IEEE 802.4
- E.
IEEE 802.6
- 5.Where does Bridge operate in OSI model?
- A.
Physical Layer
- B.
Data Link Layer
- C.
Both (1) and (2)
- D.
Application Layer
- E.
None of these
- 6.Which of the following uses the greatest number of layers in OSI model?
- A.
Bridge
- B.
Repeater
- C.
Router
- D.
Gateway
- E.
None of these
- 7.Routers operate in which layer of OSI?
- A.
Physical layer
- B.
Data Link Layer
- C.
Network Layer
- D.
All of these
- E.
None of these
- 8.MODEM is a___________that modulates and demodulates signals
- A.
DCE (Data Circuit-Terminating Equipment)
- B.
DTE (Data terminal euipment)
- C.
Both (1) and (2)
- D.
DTE-DCE
- E.
None of these
- 9.At ___ layer TCP/IP defines two protocols: Transmission Control Protocol (TCP) and User Datagram Protocol (UDP)
- A.
Transport
- B.
Network
- C.
Physical
- D.
Application
- E.
None of these
- 10.A communication network which is used by large organizations over regional, national or global area are called
- A.
LAN
- B.
WAN
- C.
MAN
- D.
Internet
- E.
None of These
- 11.The __________ layer is closest to transmission medium
- A.
Transport
- B.
Network
- C.
Physical
- D.
Application
- E.
None of these
- 12.End to End connectivity is provided in____layer
- A.
Network
- B.
Session
- C.
Transport
- D.
Data Link
- E.
Application
- 13.Which of the following Transport layer protocol is used for transferring Electronic mail messages from one machine to anoher
- A.
SNMP
- B.
SMTP
- C.
TCP
- D.
FTP
- E.
POP/IMAP
- 14.Which of the following is an example of Client/Server Model?
- A.
FTP
- B.
DNS
- C.
TELNET
- D.
All of the above
- E.
None of these
- 15.IEEE standard for Wi-Fi Systems is_____
- A.
802.11
- B.
802.1
- C.
802.2
- D.
802.3
- E.
802.10
- 16.Default Subnet mask for class B network is______
- A.
127.0.0.1
- B.
255.0.0.0
- C.
255.255.0.0
- D.
255.255.255.0
- E.
None of these
- 17.A central computer surrounded by one or more satellite computers is called___
- A.
Bus Network
- B.
Ring Network
- C.
Star Network
- D.
All of above
- E.
None of these
- 18.Internet-like network within enterprises are called________
- A.
Intranets
- B.
Switching alternatives
- C.
Inter-Organizational Network
- D.
Extranets
- E.
None of these
- 19.What is loopback address?
- A.
127.0.0.0
- B.
127.0.0.1
- C.
127.0.1.0
- D.
127.1.0.0
- E.
127.1.1.1
- 20.____________is the continuous ability to send and recieve data between interconnected networks
- A.
FTP
- B.
SMTP
- C.
TNS
- D.
Network Interoperability
- E.
None of these
- 21.Encryption/Decryption provides a network with______
- A.
Privacy
- B.
Authenticity
- C.
Integrity
- D.
Non-Repudiation
- E.
None of these
- 22.With an IP address of 100, you currently have 80 subnets. What subnet mask you should use to maximize number of hosts?
- A.
192
- B.
240
- C.
248
- D.
224
- E.
252
- 23.The data encrypted at the sender site is called_____. The data to be decrypted at reciever end is called___
- A.
Secret Key,Public Key
- B.
Public Key, Secret Key
- C.
Plaintext, Cipher Text
- D.
Cipher Text, Plaintext
- E.
None of these
- 24.In digital signature, the private key is used for___________ and public key for________
- A.
Encyption, Decryption
- B.
Decryption, Encryption
- C.
Plain text, Cipher Text
- D.
Cipher Text, Plain text
- E.
None of these
- 25.A _______'s main purpose if to prohibit unathorized access to your computer via Internet
- A.
PopUp Blocker
- B.
Firewall
- C.
Spyware
- D.
Spam assassin
- E.
None of these