Cisco Certified Network Associate Quiz 1
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NOTE: You are required to answer the following questions by yourself.
Q1: Identify the class of the IP address: 4.5.6.7
A) class A B) class B C) class C D) none of the above
Q2: Identify the class of the IP address 10101100 00010000 00000001 00000001.
A) class A B) class B C) class C D) none of the above
Q3: IP addresses that are used for multicasting, belongs to:
A) class A B) class D C) class E D) F
Q4: Identify the class of the following IP address: 198.1.2.3.
A) class A B) class B C) class C D) none of the above
Q5: If the starting bits of an IP address are 110, it belongs to:
A) class A B) class B C) class C D) class D
Q6: The number of Network bits used in class A network are:
A) 16 B) 8 C) 24 D) 32
Q7: The number of Host bits used in class B network are:
A) 16 B) 8 C) 24 D) 32
Q8: The bit pattern 11111111000000000000000000000000 represents the subnet mask of :
A) class A B) class B C) class C D) class D
Q9: The bits 10101010 represents ____ in decimal.
Q10: In IPv4 an address consists of ______ bits.
Q11: To identify the class of an IP address, the range of Class D in decimal is __
Q12: In IPv4 an address consists of Network bits and ______ bits.
Q13: The subnet mask for class B is _________
Q14: The sign “>” represents the ________ mode.
Q15: The “Show” command is used in ___________ mode.
Q16: The mode “Router(config-if)#” represents which of the following ?
a. Line mode b. User mode c. Interface mode d. None of the above
Q17: In what modes can you execute the command “show ip interface brief” ?
a. User mode b. Enable mode c. Setup mode d. Interface mode
Q18: What type of Router memory is used to store the configuration used by the Router when
it is up and working?
a. RAM b. ROM c. Flash d. NVRAM e. Bubble
Q19: What command copies the configuration from RAM into NVRAM?
a. copy running-config tftp
b. copy startup-config running-config
c. copy running-config startup-config
d. None of the above
Q20: If encapsulation mismatch occurs on serial interfaces of two Routers, which of the status would be shown when using “show ip interface brief” command?
a. Up/Up b. Up/Down c. Down/Down d. Admin down/down
Q21: The keyboard shortcut “Ctrl + A” moves the CLI cursor to:
a. the beginning of the line
b. the end of the line
c. One step back
d. the middle of the line
Q22: What is the default encapsulation on Serial interfaces of Cisco Router
a. PPP b. HDLC c. Frame Relay d. None of the above
Q23: Which of the following commands is used to bring an interface down administratively?
Down
Administrative down
Shutdown
No shutdown
Q24: Convert from decimal IP address to binary format:
192.168.10.15
172.16.20.55
10.11.12.99
Q25: Convert the following from binary format to decimal IP address.
11001100 00110011 10101010 01010101
11000110.11010011.00111001.11010001
10000100.11010010.10111000.10100110