Q. Which of the following is an extension of a temporary file?
1) .tnt
2) .txt
3) .tmp
4) .tar
Q. DHCP is mainly used in -
1) Routing
2) Converting IP address to domain name
3) Providing IP address automatically to the devices
4) Multicasting
Q. Virtual Keyboards protect the computer against -
1) Password theft
2) Trojan programs
3) Spyware
4) All of the above
Q. An e-mail that appears to originate from one source but actually has been sent from another -
1) Phishing
2) Spoofing
3) Spamming
4) Sniffing
Q. In a network environment, which is not a server?
1) File Server
2) Print Server
3) Application Server
4) Network Server
Q. .............................. is not a common network topology.
1) Bus
2) Star
3) Ring
4) Grid
Q. A ........................ is used to transfer data packets between two computer networks.
1) Switch
2) Router
3) Brouter
4) Gateway
Q. A database that contains the names and addresses of various hosts on the internet is called -
1) Domain Name Service
2) Domain Name System
3) DNS File System
4) None of the above
Q. _____________________ is unwanted e-mail or junk mail.
1) Bomb
2) phatBot
3) Spam
4) Worm
Q. The process of eliminating logical errors is known as -
1) testing
2) debugging
3) Maintenance
4) evaluation
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