15. Intersection of columns and rows is called a ?
A.Data
B.Table
C.Cell
D.Scheme

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16. Which among following is considered as fastest memory ?
A.External Hard Disk
B.Cache
C.RAM
D.ROM

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17. A wireless technology built in electronic gadgets used for exchanging data over short distances is ?
A.Bluetooth
B.Wi-fi
C.Modem
D.USB

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18. Which of following is not malicious ?
A.Worm
B.Trogan Horse
C.Driver
D.Virus

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19. ARP stands for ?
A.Address Reverse Protocol
B.Address Resolution Protocol
C.Address Representation Protocol
D.Address Recording Protocol

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20. Which is the extension of a batch file ?
A..bat
B..exe
C..bth
D..batch

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21. Who invented C++ ?
A.Steve Jobs
B.James Gosling
C.Bjarne Stroustrup
D.Dennis Ritchie

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