ECAT Computer Science Online Test With Answers

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ECAT Computer Science Online Test

Sr. # Questions Answers Choice
1 A search engine is A software to search for engines A device search for motor engine A website that sells products and services A website that look through databases for matching criteria
2 Transmit data in the form of light is called Fiber glass UTP Color glass None
3 The most common protocol used in WAN is Ethernet X.25 IEEE ISO
4 SNA is an example of De Jure Protocol De Facto Protocol Network organization None
5 The business conducted with the help of computer network is called E-commercial E-commerce E-comunication Nothing
6 SNA stands for Simple Network Adapter System Network Arhitecture System Network Application Small Network Application
7 A connection of same type of network is Bridge Repeater Gateway Router
8 The card which is used for Internet Network card Modem card VGA card Graphic card
9 Which of the following is Internet Protocol? Y25 TCP/IP PCT/PI ITTT
10 IEEE 802.3 is Device Name Protocol Topology None
11 Bandwidth requirement for human voice is 100000 to 200000 5000 to 20000 20000 to 30000 25000 to 50000
12 OSI model has 11 layers 7 layers 3 layers 10 layers
13 Which one the common protocols is used for E-mail? FTP PPP SMTP POP
14 If one or more computers are connected to a central Hub, this topology is called Ring topology Bus topology Star topology Modulation
15 A network that covers large area, city, country and World is called LAN WAN Router Bridge
16 The highest layer of OSI model is Physical layer Network layer Presentation layer Application layer
17 The cabling joining the Hub is called Spine RS 45 connector RS 232 serial port Modem card
18 Maximum length of co-axial cable used in LAN is 120 meter 110 meter 100 meter 90 meter
19 The CCITT protocol is the same as x.25 Y.25 C25 d25
20 Which one is not network topology? Star Ring Circle Bus
21 What does ISDN stands for? International Service Data Network International Service Digital Network Integrated Service Data Network Integrated Service Digital Network
22 A device which connects multiple nodes to the network is A modem A Hub A repeater A router
23 A network that covers small geographic area or single or group of buildings is called WAN LAN Bridge Gateway
24 Software to persue the Internet Gateway Videoconferencing Browser Teleconferencing
25 Network topologies are categorized into the following basic types Bus, Ring Star , Tree Mesh All of the above
26 How many pairs of computers can simultaneously communicate on Ethernet LAN 1 3 Multiple 4
27 Ethernet bus topologies used following Ethernet cabling Thin Net Thick Net Bold Net a , b
28 The Media Access Control sub layer resides in which layer Data link Physical Network Transport
29 On a linear bus topology cabling can be extended by using following device Network Adapter Card Barrel Connector Terminator Modem Card
30 A LAN is a combination of. LAN cables Network adapter card LAN Application Software All of the above
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