ANSWER TO QUESTION 7 UPDATED. PLEASE CHECK
1) Which of the following is/are valid HTTP request methods
a) POST
b) SEND
c) RECEIVE
d) GET
Answer(s) : POST, GET
2) Which of the following statements are incorrect:
a) localhost needs a DNS lookup while 127.0.0.1 does not
b) 127.0.0.1 requires connection to a network while localhost does not
c) localhost and 127.0.0.1 both link to the loopback network interface
d) There is no difference between localhost and 127.0.0.1
Answer(s) : (b) 127.0.0.1 requires connection to a network while localhost does not (d) There is no difference between localhost and 127.0.0.1
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3) Which HTML tag is used to create a hyperlink
a) <a>
b) <href>
c) <hr>
d) <link>
Answer(s) :a) <a>
4) Opening www.imad.tech on a browser fetches
a) We can’t be sure
b) The robots.txt file on the server
c) The resource mapped to path ‘/’ on the server
d) The resource mapped to path ‘imad’ on the server
Answer(s) : (c) The resource mapped to path ‘/’ on the server
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5) Which of the following statements are correct:
a) By default, HTTPS runs on port 443 while HTTP runs on port 8080
b) HTTP does not require a security certificate while HTTPS does
c) HTTP does not ensure delivery of all data packets while HTTPS does
d) HTTPS encrypts the data in packets for security while HTTP does not
Answer(s) : (b) HTTP does not require a security certificate while HTTPS does. (d) HTTPS encrypts the data in packets for security while HTTP does not.
6) What is the main reason the internet is moving towards IPv6?
a) IPv4 addresses will run out
b) IPv4 is slower than IPv6
c) IPv6 is more secure
d) IPv6 is cheaper
Answer(s) : (a)IPv4 addresses will run out
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7) How many ports does a computer have?
a) As many as we need
b) 65536
c) 65535
d) 8080
Answer(s) : (b)65536
8) SSH is not used primarily for:
a) making HTTP requests to a web server
b) accessing a remote computer
c) checking network path to a remote computer
d) writing a web server
Answer(s) : (a) making HTTP requests to a web server (c) checking network path to a remote computer (d) writing a web server
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9) Which of the below IPs is/are invalid?
a) 255.256.255.256
b) 0.0.0.1
c) 3ffe:1900:4545:3:200:f8ff:fe21:67cf
d) 012.123.234.345
Answer(s) : (a) 255.256.255.256 (d) 012.123.234.345
10) ‘ping’ command can be used for:
a) checking the network route to the server
b) checking network latency to the server
c) resolving hostname to an IP
d) deploying our web server
Answer(s) : b) checking network latency to the server c) resolving hostname to an IP
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