1. A collection of hyperlinked documents on the internet forms the ?.?
World Wide Web (WWW)
E-mail system
Mailing list
Hypertext markup language
Answer: (a) World Wide Web (WWW)
Explanation: World Wide Web (WWW) creates a collection of hyperlinked documents on the Internet.
2. The location of a resource on the internet is given by its?
Protocol
URL
E-mail address
ICQ
Ans URL
3. Which software prevents the external access to a system?
Firewall
Gateway
Router
Virus checker
Answer: Firewall
Explanation: A firewall is a network securing software that prevents unauthorized users and dangerous elements from accessing the network. Software firewall acts as a filter for our network which prevents harmful information.
4. Which one of the following is a valid email address?
javat@point.com
gmail.com
tpoint@.com
javatpoint@books
Ans javat@point.com
5.When the mail server sends mail to other mail servers it becomes ___ ?
SMTP client
SMTP server
Peer
Master
Answer: SMTP client
Explanation: The SMTP client is an organization that allows sending emails using the SMTP server. SMTP servers can't send emails to other SMTP servers separately. It is based on client-server architecture.
6. Which of the following device is used to connect two systems, especially if the systems use different protocols?
A. Repeater
B. Gateway
C. Bridge
D. Hub
Ans B
7. Which of the following communications modes support two-way traffic but in only one direction of a time?
A. Simplex
B. Half-duplex
C. Three-quarters duplex
D. Full duplex
Ans B
8. A MODEM is connected in between a telephone line and a
A. Computer
B. Communication Adapter
C. Serial Port
D. Network
Ans A
9. Bluetooth is an example of
A. Personal area network
B. Local area network
C. Virtual private network
D. Wide area network
Ans A
10. A ____ is a set of rules.
A. Resource locator
B. Protocol
C. Domain
D. URL
Ans B
11. A ____ typically connects personal computers within a very limited geographical area, usually within a single building.
A. LAN
B. WAN
C. MAN
D. TAN
Ans A
12. The vast network of computers that connects millions of people all over the world is called
A. LAN
B. Web
C. Hybertext
D. Internet
Ans D
13. To connect networks of similar protocols ______ are used.
A. Routers
B. Bridges
C. Gateways
D. Dial-up routers
Ans B
14. Computers connected to a LAN (local area network) can
A. Run faster
B. Go on line
C. E–mail
D. Share information and/or share peripheral equipment
And D
15. A collection of computers and devices connected together via communication devices and transmission media is called a
A. Workgroup
B. Server
C. Mainframe
D. Network
And D
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