Saturday, May 26, 2018

Qbasic Program to print the series 1,22,333,4444,55555

Qbasic Program to print the series
1,22,333,4444,55555



CLS
FOR i = 1 TO 5
    FOR j = 1 TO i
        PRINT i;
    NEXT j

    PRINT
NEXT i
END

Qbasic Program to print the following pattern without using locate function. 1, 26, 3710, 481113,59121415

Qbasic Program to print the following pattern without using locate function.




CLS
FOR r = 1 TO 5
    p = r
    FOR c = 1 TO r

        PRINT p;

        p = p + 5 - c

    NEXT c

    PRINT
NEXT r
END

50 MCQ Internet and Services 2075


50 MCQ Internet and Services 2075


1.      Which is the internet service? [SLC 2064]
i. Telnet                       ii. POP                         iii. Both                        iv. None
2.      b) Which is the internet service? [SLC 2069]
i) IRC   ii) Telnet           iii) E-mail         iv) All of the above
  1. Which of the flowing is the internet service?
Chat                       E-Mail              FAQ                 All of above
4.      Which is not an internet service? [SLC 2066 S]
i) e-mail                        ii) e-telephone  iii)e-fax            iv) e-commerce
5.      Which one is not the service of the Internet?
Electronic Fax               ii. Chatting        iii. Sharing hardware               iv. Electronic mail
6.      Which is not related to Internet? [SLC 2067]
i) ISP                ii) TCP/IP                     iii) WWW                     iv) UPS
7.      Which is web browser software? [SLC 2067]
i) Window 2007            ii) Internet Explorer    iii) Windows NT                       iv) All of the above
  1. Which software is needed for net surfing?
Web browser               Word Processor             Multimedia player         Windows Explorer
9.      Which of the following allows the user to surf and interact with the web-page?
i. website                  ii. Browser                 iii.web page                  iv.web server
  1. Yahoo! Is a ……..
i. browser                     ii .home page                iii. search engines
11.   Which is not the search engine?
Yahoo.com                   ii. Google.com              iii. Bing.com                 iv. Ebay.com
12.   Web sites that allow the users to search information based on keywords or a combination of keywords.
i)World Wide Web          ii) Electronic mail                iii) Search engines
13.   Which of the following is remote login service? [SLC 2071] [SLC 2068 S]
i. Video conferencing    ii. FTP              iii. Telnet         iv. TCP/IP
14.   ____________ is the service of the Internet through which remote computer can be accessed from another location.
Newsgroup             FTP                  Telnet              E-mail
15.   Used to transfer file from one computer to another computer in Internet.
i. FAQ              ii. IRC              iii. FTP                        iv. TPF
16.   FTP is used to
Browse the Internet       Send emails      transfer files from one computer to another                 None
17.   A user can get files from another computer by using
File Transfer Protocol              TCP/IP             Internet Protocol            None of above
18.   A protocol used for transferring files from one computer to another typically from your computer to a web server.
i.  Apple Talk                 ii.TCP/IP                     iii.FTP                                iv. All of above
19.   E-commerce is …………. [SLC 2067 S] [SLC 2071 S]
i) a type of business      ii) a type of virus                       iii) both (i) &(ii)            iv) None of the above
  1. Which of the following is online business?
E-Commerce                 E-shopping                   E-Business        All of the above
21.   Which is the correct Email ID? [SLC 2065]
i) Yahoo@ramesh         ii)
Ramesh@yahoo.com           iii) @ramesh.yahoo.com    iv) None of the above
22.   E-mail is a/an …………… [SLC 2067 S]
i) organization which controls internet                ii) protocol to access internet     
iii) service of Internet                                       iv) none of the above
23.   Email is
                           i.          Mail concerning electronic devices
                         ii.          Transaction of letters,messages and memos over a communication network.
                        iii.          Transaction of messages within a computer.                                Iv. None of them.
24.   In an email address : abc@yahoo.com, what does ‘yahoo’ refer?
i. User account name     ii. Domain name          iii. Top level domain name         iv. None of them
25.   Which protocol sends outgoing mail to mail server?
POP                       FTP                  HTTP               SMTP
26.   Which protocol gets the email from the mail box to the user’s computer?
SMTP               ii. POP                         iii. FTP             iv. HTTP
27.   Each computer on the Internet has a unique numeric address called a/an …. [SLC 2069 S]
         i) Web address     ii) Domain address        iii) Network binding      iv) IP address
  1. The process of transferring file from a remote computer to local computer is:
Uploading                     Downloading                Searching                      File transfer protocol
29.   The service of the Internet that provides audio and video conversation is_
Chat                 ii. E-mail          iii. Video conference                iv. Video chat
30.   The internet was developed by US.
Department of Defense      Department of Electronics          Department of Commerce       None
31.   Web-site is a collection of
HTML documents         Graphics File                audio and video files      All of above
32.   Each web page has its own unique address known as
i) Uniform Resource Locator                                   ii) Universal Resource Locator
iii) Uniform Resources Locator                               iv) Universal Resources Locator
33.   The unique address of a web page on the internet is called
i.URL                 ii. Browser                 iii. Protocol                 iv. HTTP
34.   The large group of millions of computers around the world that are all connected to one another.
LAN                             Intranet                         Internet                              All of above
35.   Which of the following network connects computer to the Internet?
i) Intranet                      ii) LAN            iii) WAN                      iv) MAN
36.   A technology that allows the creation of collaborative web sites.
i. Wiki                         ii. E-Mail                     iii. Search Engine          iv. All of above
37.   A set of interconnected WebPages, usually including a homepage, generally located on the same server, and prepared and maintained as a collection of information by a person, group, or organization.
i. Web site                    ii. Web Browser            iii. Web server              iv. None of above    
38.   A web site in the internet that brings people together in central location to talk, share ideas, share
              interests, make new friends.
                        i)USENET                   ii) Social network                        iii) Web chat
39.   An online interactive communication mechanism that lets people to make a real time decision with one
       or more people through the Internet.
                         i)Web chat                       ii)Newsgroup                     iii)Videoconferencing
40.   Which device is necessary to operate the internet?
i.CD-ROM         ii. ISP                         iii. Modem                 iv. All of above
41.   Connection between a computer and  the Internet done using a normal telephone is called
                                     i.          Satellite network                 Dial-Up network          Cable network         None of them
42.   The ARPAnet that helped to develop protocol is
                                     i.          TCP/IP                  ARP                 POPA               None of above
43.   Which is the protocol used in internet?
i. TCP/IP            ii.FTP                                    iii.ICP                           iv.ISP
44.   WWW is a
                                     i.          Protocol of Internet              Service of Internet       Language of Internet      None of them
45.   To join the internet, the computer has to be connected to a
a) internet architecture board      b) internet society   c) internet service provider  d) none of the mentioned
46.   Internet access by transmitting digital data over the wires of a local telephone network is provided by
a) leased line                 b) digital subscriber line          c) digital signal line       d) none of the mentioned
47.   Which one of the following protocol is not used in internet?
a) HTTP           b) DHCP          c) DNS             d) None of the mentioned
48.   The first network that planted the seeds of Internet was
i) ARPANET   ii) NSFnet         iii) Vnet            iv) Both i) and ii)
49.   Which of the following protocol is used for WWW?
i) ftp                 ii) http             iii) w3              iv) all of the above
50. Computers on the internet owned and operated by education institution form part of the
      i) com domain               ii) edu domain              iii) mil domain              iv) None

Friday, May 11, 2018

100 MCQ Computer Networking and Telecommunication [SEE 2075]


1.      Data communication means:
i) We can easily send and receive the message                 ii) Data computing system is fastest in network
iii) The process of transferring data and information               iv) None of above
2.      The term network basically refers to:
i) Communication                      ii) Interconnection                     iii) Sharing                    iv) All of them
3.      Which of the following are is not a goal of computer networks?
i) Resource sharing        ii) High reliability                      iii) Scalability               iv) None of the above
4.      Which of the following is required to communicate between two computers?
i) communications software        ii) protocol                    iii) communication hardware
iv) all of above including access to transmission medium
5.      Computer Network is
i) Collection of hardware components and computers       ii) Interconnected by communication channels
iii) Sharing of resources and information                         iv) All of the Above
6.      What is the benefit of the Networking?
i) File Sharing               ii) Easier access to Resources     iii) Easier Backups                    iv) All of the Above
7.      Two devices are in network if
i) a process in one device is able to exchange information with a process in another device
ii) a process is running on both devices
iii) PIDs of the processes running of different devices are same
iv) none of the mentioned
8.      What do you mean by broadcasting in Networking?
i) It means addressing a packet to all machine
ii) It means addressing a packet to some machine
iii) It means addressing a packet to a particular machine
iv) It means addressing a packet to except a particular machine
9.      The maximum speed at which data can be transmitted between two nodes on a network.
i) Bit rate                                  ii) Bandwidth                           iii) Band length             iv) None of them
10.   What is the meaning of Bandwidth in Network?
i) Transmission capacity of a communication channels            ii) Connected Computers in the Network
iii) Class of IP used in Network                                                  iv) None of Above
11.   The bandwidth of digital signal is measured in­_
i) Hertz                         ii) Cycle per second                   iii) Bits per second       iv) None of the above
12.   Each computer on the Internet has a unique numeric address called a/an ….
i) Web address              ii) Domain address                    iii) Network binding      iv) IP address
13.   Which one of the device is simplex?
i) Television                 ii) Telephone                             iii) Computer                iv) Walkie-Talkie
14.   TV broadcasting is an example for data transmitting
i) Half-duplex Mode      ii) Simplex Mode                       iii) Full duplex mode   iv) None of them
15.   Which of the following communication modes support two-way traffic but in only one direction at a time?
i) simplex                     ii) half duplex                          iii) three-quarters duplex            iv) all of the above
16.   Which of the following is not the possible ways of data exchange?
i) Simplex                     ii) Multiplex                             iii) Half-duplex                         iv) Full-duplex
17.   Which data communication method is used to transmit the data over a serial communication link?
i)  Simplex                    ii) Half-duplex                          iii) Full duplex                         iv) All of above
18.   Which of the following is not a transmission medium?
i) telephone lines           ii) coaxial cables                       iii) modem                   iv) microwave systems
19.   Which refers to the communication media? [SLC 2064, SLC 2065]
i) UTP cable                 ii) Fiber optic cable                   iii) Radio wave              iv. All
20.   Which is not a communication media? [SLC 2067]
i) Wire                          ii) Microwave                           iii) Satellite                   iv) NIC
21.   Which is not unguided media? [SLC 2069]
i) Fiber optics              ii) Microwave                           iii) Infrared                   iv) Radio wave
22.   Which is NOT a guided media? [SEE 2066 S] [SLC 2068 S]
i) UTP Cable                 ii) STP Cable                            iii) Satellite                  iv) Fiber Optics
23.   Microwave and Infrared technology are related with:
i) Unbounded media    ii) Bounded Media                     iii) Confounded             iv) Hot Bounded
24.   A form of wireless transmission in which signals are sent via pulses of infrared light.
i) Radio networking       ii) Infrared transmission          iii) Microwave transmission       iv) None 
25.    Which of these Electro-Magnetic waves is used for short range and line of propagation communications
i) Radio waves              ii) Microwaves                          iii) Infrared signals      iv) None of the above
26.   Which one is bounded media? [SLC 2067 S] [SLC 2070]
i) Fibre optics              ii) Microwave                           iii) Infrared                   iv)Laser
27.   An example of guided media_______
i) Radio wave                ii) Infrared                                iii) Fiber Optics           iv) Micro wave
28.   Which transmission media is not used for guided transmission media?
i) Fiber Optic                ii) Coaxial Cable                       iii) RJ45                       iv) Satellite
29.   Loss in signal power as light travels down the fibre is called?
i)  Attenuation             ii) Propagation                          iii) Scattering                iv) Interruption
30.   Which of the following is an advantage to using fiber optics data transmission?
i) resistance to data theft            ii) fast data transmission rate      iii) low noise level         iv) all of above
31.   In which communication media data transfer high? [SLC 2068]
i) Twisted pair               ii) Co-axial cable                       iii) Fiber optics            iv) Microwave
32.   Fastest and high bandwidth data communication medium is:
i) Optical fiber             ii) Twisted Pair                         iii) Coaxial Cable          iv) Telephone Line
33.   Media used to transfer data in forms of light? [SLC 2070 S]
i) Microwave               ii) Fiber optical                        iii) Radio wave              iv) Satellite
34.   Which is the connector of coaxial cable.
i) RJ 45                        ii) BNC                                    iii) ST                           iv) None of them
35.   Which of the following is not Media connector?
i) BNC                         ii) terminator                             iii) RJ-45                      iv) NIC
36.    Which is the connector of UTP cable?
i) BNC                         ii) T-Connector                         iii)  ST connector          iv) RJ-45 connector
37.   ………………. that physically makes the connection between the computer and the network cable.
i) Network cables                      ii) Network connector    iii) NIC
38.   Which device is used to connect multiple networks that use the same protocol [SEE 2074]
         i) Bridge                         ii) NIC                          iii) Switch                     iv) Gateway
39.   Which of the following device is multi ports repeater?
i) Hub                                      ii) router                                   iii) bridge                                  iv) gateway
40.   A device that lets you link two networks together.
i) Switch                       ii) Hub                                      iii) Router                    iv) None of above
41.   A networking device that joins multiple networks having different protocols is_
i) Switch                       ii) Router                                  iii) Gateway                 iv) Bridge
42.   Devices installed on long cable runs to amplify the signal are called:
i) Repeaters                 ii) Adapters                               iii) Switches                  iv) Routers
43.   A network navigation device that merely retransmits a signal to all other nodes attached to it:
i) Router                       ii) NIC                                      iii) Hub                                    iv) Adapter
44.   Which of the following is used to connect  totally dissimilar networks?
i) Router                       ii) Bridge                                  iii) Gateway                 iv) None
45.   Basically router is used for……
i) LAN                         ii) WAN                                   iii) Both i) and ii)          iv) None of above
46.   What does Router do in a network?
i) Forwards a packet to all outgoing links                       
ii) Forwards a packet to the next free outgoing link
iii) Determines on which outing link a packet is to be forwarded
iv) Forwards a packet to all outgoing links except the originated link
47.   What is the use of Bridge in Network?
i) to connect LANs                   ii) to separate LANs      iii) to control Network Speed     iv) All of the above
48.   Which is not a network device?
i) Hub                           ii) Repeater                               iii) switch                     iv) TCP/IP
49.   Which of the following is not the Networking Devices?
i) Gateways                   ii) Linux                                   iii) Routers                    iv) Firewalls
50.   Which is not network hardware component?
i) HUB                         ii) Repeater                               iii) Router                     iv) Windows NT
51.   Which is the component of a network?
i) MSDOS                    ii) Hub                                     iii) Volt guard               iv) None of them
52.   Which is not a physical component of computer network ?
i) Cable                        ii) NIC                                      iii) Network OS            iv) Hub
53.   What is modem?
i) An error message       ii) A network tool          iii) A personal computer     iv) A communication device
54.   The speed of Modems is measured in terms of
i) mbps                                     ii) bps                                      iii) kbps                         iv) bits
55.   Which device is necessary to operate internet? [SEE 2066 S]
i) CD-ROM                  ii) ISP                                       iii) MODEM                iv) All of the above
56.   Modem converts [SEE 2066 S]
i) Sound into digital       ii) Digital into sound                  iii) Both i) and ii)         iv) None
57.   Which of the following network connects computer to the Internet? [SLC 2069 S]
i) Intranet                                  ii) LAN                                    iii) WAN                      iv) MAN
58.   The device used for connecting PC to telephone line is
i) CD-ROM                  ii) MODEM                             iii) Printer                     iv) Port
59.   A device that converts the discrete stream of digital ON-OFF electric pulses used by computer into the continuously variable analog wave patterns used to transmit the human voice over many existing telephone lines.
i) Modem                     ii) Bridge                                  iii) Gateway
60.   Which of the following performs modulation and demodulation?
i) fiber optics                ii) satellite                                 iii) coaxial cable                        iv) modem
61.   A server in LAN is a
i) Device offering service to user                                              ii) NIC             
iii) Workstation with huge secondary storage                   iv) None of the above
62.   Which of the following networking solution is suitable for networking within a building?
i) WAN                        ii) LAN                                    iii) MAN                      iv) None of above
63.   Which of the following is not required in local area network LAN?
i)     RJ-45                    ii) PC                                       iii) HUB                       iv) Telephone
64.   Which type of network is used in the internet?
i) LAN                         ii) MAN                                   iii) GAN                       iv) WAN
65.   A telecommunication network, usually used for connecting computers, that spans a wide   geographical area.
i) LAN                         ii) MAN                                   iii) CAN                      iv) WAN
66.    A data communications system allowing a number of independent devices to communicate directly with each other, within a moderately sized geographic area.
i) LAN                         ii)WAN                                    iii) MAN                                    iv) CAN
67.   A network of computer spread over a city or town located in the same geographical area.
i) LAN                         ii) MAN                                               iii) WAN
68.   Physical layout of computer:
i) Network                    ii) Topology                             iii) LAN                       iv) MAN
69.   Which one is not a network topology? [SLC 2066]
i) Star                           ii) Ring                                     iii) Client Server          iv) Bus
70.   In which topology network devices are connected through hub? [SLC 2067]
i) Ring topology                        ii) Bus topology                        iii) Star topology         
71.   Which of the following topologies share a single channel on which all stations can receive and transmit the data?
i) LAN                                     ii) BUS                                     iii) TREE                      iv) None
72.   Which of the following topologies is least affected by addition/removal of a node?
i) Star                          ii) Ring                                     iii) Bus                         iv) None of the above
73.   Token passing system is used in _____ topology.
i) Star                           ii) Ring                                    iii) Bus                         iv) Mesh
74.   A topology with a single cable that connects all the workstations, servers, printers and other devices on the network.
i) Ring Topology           ii) Bus Topology                      iii) Star Topology          iv) Mesh Topology
75.   Protocols are?
i) Agreements on how communication components and DTE's are to communicate
ii) Logical communication channels for transferring data
iii) Physical communication channels sued for transferring data
iv) None of above
76.   Protocols in network means
i) Language for communication between computer         
ii) Rules for exchange of message between two or more hosts
iii) Both i) and ii)                                                         iv) None of the above
77.   A set of rules that govern all aspects of information communication is called
i) Server                       ii) Internet                                 iii) Protocol                  iv) OSI Model
78.   Which of the following is not a protocol? [SLC 2068] [SEE 2074]
i) POP                         ii) TCP/IP                                 iii) NOS                       iv) FTP
79.   Which of the following is not a protocol?
i) TCP/IP                      ii) IPX/SPX                              iii) NETBIOS/NETBUI             iv) Client
80.   Which is not a network protocol?
i) TCP/IP                      ii)  HTTP                                  iii) LAN                       iv) FTP
81.   Which of the following is protocol?
i) TCP/IP                                  ii) HTTP                                   iii) FTP                         iv) All of them
82.   _______ is the protocol used to send email:
i) HTTP                                    ii) SMTP                                  iii) POP                                    iv) FTP
83.   The communication protocol used to connect to web servers on the internet or on a local network (intranet).
i) TCP/IP                      ii) HTTP                                  iii) SMTP                        iv) POP
84.   Which is Network operating system(NOS)? [SLC 2064]
i) Linux                                    ii) Windows XP                        iii) MS-DOS                 iv) All
85.   Which is the network operating system?
i) MS-DOS                   ii) Windows 7                           iii) MS-UNIX               iv) Windows NT
86.   Which is not the network operating system:
i) Linux                                    ii) UNIX                                   iii) MS-DOS                 iv) Windows Server
87.   Which one is operating system software? [SLC 2070]
i) MS-Word                  ii) MS-Excel                             iii) Firefox                    iv) MS-DOS
88.   Which is the network operating system used in a server computer?
i) Windows XP             ii) Windows Vista                     iii) Windows NT server    iv) None of them
89.   A dedicated server that manages printers and printing jobs is_
i) Network Server                      ii) Printer Server                     iii) Modem Server         iv) File Server
90.   The network architecture used in most home networks is:
i) Client-server LAN      ii) Peer-to-peer LAN                iii) Client-server WAN  iv) Peer-to-peer WAN
91.   A group of computers that functions both as a client and as a server.
i) Centralized computing            ii) Client/server             iii) Peer-to-peer            iv)Local Area Network
92.   A specialized network device on a host-based network that transmits the data entered by the user to the host for processing and displays the results.
i. Client                        ii) Network Server                     iii) Terminal                iv) None of the above
93.   Any network device that can connect to the network and can generate ,process or transfer network data.
i) Node                                     ii) Client                                   iii) Peer
94.   A centralized computing network is a type of network where  all the users connect to a host computer that is the acting agent for all communication.
i) Peer-to peer               ii) Client/server                                      iii) None of the above
95.   Which of the following acts as the central authority in the network?
i) protocol                     ii) client                                    iii) server                     iv) none of the above
96.   In which of the following network model all the computers have equal access?
i) Peer-to-peer network                                                            ii) apple talk network
iii) Client/server network                                                           iv) None of the above
97.   A _______ is a self-sufficient computer that acts both as a server and a client to other similar computers on the network.
i) Node                         ii) Client                                   iii) Peer
98.   A network in which a central host computer performs data processing and storage on behalf of clients.
i) Centralized computing network                    ii)  Client/Server network           iii)  Peer-to-peer network
99.   What is a Firewall in Computer Network?
i) The physical boundary of Network
ii) An operating System of Computer Network
iii) A system designed to prevent unauthorized access
iv) A web browsing Software
100.                    __________ is the main line of defense between a local network or intranet and the Internet.
i) USB port                   ii) Encryption key                      iii) Firewall                  iv) Decryption key




***