Download PDF- 60 MCQ's Computer Awareness (Part- 2)

1. Internet is
a) a local computer network
b) a world wide network of computers
c) an interconnected network of computers
d) a world wide interconnected network of computers which use a common protocol to communicate with one another

2. When a DNS server accepts and uses incorrect information from a host that has no authority giving that information, then it is called

a) DNS lookup
b) DNS hijacking
c) DNS spoofing
d) none of the mentioned

3. Internet requires
a) an international agreement to connect computers
b) a local area network
c) a commonly agreed set of rules to communicate between computers
d) a World Wide Web

4. Each computer connected to the internet must
a) be an IBM PC
b) have a unique IP address
c) be internet compatible
d) have a modem connection

5. IP address is currently
a) 4 bytes long
b) available in plenty
c) 6 bytes long
d) not assigned as it is all used up

6. IP addresses are converted to
a) a binary string
b) alphanumeric string
c) a hierarchy of domain names
d) a hexadecimal string

7. PGP encrypts data by using a block cipher called
a) international data encryption algorithm
b) private data encryption algorithm
c) intrenet data encryption algorithm
d) none of the mentioned

8. Internet uses
a) Packet switching
b) Circuit switching
c) Telephone switching
d) Telex switching

9. Internet data is broken up as

a) fixed length packets
b) variable length packets
c) not packetized
d) 64 bytes packets

10. DTD definition is used along with XML to specify
a) The data types of the contents of XML document
b) The presentation of XML document
c) The links with other documents
d) The structure of XML document

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