Cyber Security MCQ (Multiple Choice Questions) With Answers, Cyber Security Online Quiz

1 .

Enumeration is done to gain information. Which of the following cannot be achieved using enumeration?

A)

Private chats

B)

IP Tables

C)

SNMP data, if not secured appropriately

D)

List of username and password policies

Correct Answer : Option (A) : Private chats

Explanation : Enumeration is an information gaining technique used in ethical hacking to achieve data regarding victim’s IP table, SNMP data, lists of username and passwords of different systems etc but not private chats.

2 .

_______ suite is used for NTP enumeration.

A)

NTP

B)

DNS

C)

HTTP

D)

SNMP

Correct Answer : Option (A) : NTP

Explanation : NTP Suite is employed for NTP enumeration. This is significant for a network environment; where anyone can discover other primary servers which assist the hosts to update their time, and the entire process can be done without authenticating.

3 .

enum4linux is used to enumerate _______

A)

Mac systems

B)

Linux systems

C)

Chrome systems

D)

Windows systems

Correct Answer : Option (B) : Linux systems

Explanation : ‘enum4linux’ is implemented for enumerating the Linux systems. Using this, the attacker can examine and establish the usernames that are present in a target host.

4 .

Even our emails contain the IP address of the sender which helps in the enumeration. We can get this IP from ________ from within the email.

A)

â€˜Show full emailâ€™

B)

â€˜forwardâ€™ option

C)

â€˜show originalâ€™ option

D)

â€˜View Originalâ€™ option

Correct Answer : Option (C) : â€˜show originalâ€™ option

Explanation : It is possible to know the IP address of the sender of your email by opening the email and going to the ‘more’ button and then selecting the ‘show original’ option. In this way, one can find the IP address and do enumeration.

5 .

A ______ is a computer program implemented for recovering usernames & info on groups, shares as well as services of networked computers.

A)

cloud enumerator

B)

software enumerator

C)

hardware enumerator

D)

network enumerator

Correct Answer : Option (D) : network enumerator

Explanation : A network enumerator is a computer program implemented for recovering usernames & info on groups, shares as well as services of networked computers. These type of programs are used for network enumeration in order to detect hosts or devices on a particular network.

6 .

____________ is an ethical hacking technique used for determining what operating system (OS) is running on a remote computer.

A)

Cyber-printing

B)

Footprinting

C)

OS fingerprinting

D)

OS penetration testing

Correct Answer : Option (C) : OS fingerprinting

Explanation : OS fingerprinting is an ethical hacking technique used for determining what operating system (OS) is running on a remote computer.

7 .

__________ is gained if you send especially skilled packets to a target machine.

A)

Active fingerprinting

B)

OS fingerprinting

C)

Network fingerprinting

D)

Passive fingerprinting

Correct Answer : Option (A) : Active fingerprinting

Explanation : Active fingerprinting is gained if you send especially skilled packets to a target machine and then listing down its replies and analyzing the information gathered for determining the target OS.

8 .

Which of the following operations DNSenum cannot perform?

A)

Perform reverse lookups

B)

Get the admin password

C)

Get the hostâ€™s addresses

D)

Get extra names and sub-domains through Google scraping

Correct Answer : Option (B) : Get the admin password

Explanation : DNSenum is a popular Perl script that can fetch information such as – fetching host address, perform a reverse lookup, get additional name and sub-domain through Google scraping etc.

9 .

_________ are piece of programs or scripts that allow hackers to take control over any system.

A)

Worms

B)

Exploits

C)

Antivirus

D)

Firewall by-passers

Correct Answer : Option (B) : Exploits

Explanation : Exploits are the piece of programs or scripts that allow hackers to take control over any system. Vulnerability scanners such as Nexpose and Nessus are used for finding such vulnerabilities.

10 .

Which of the following are not a vulnerability-listed site/database?

A)

Exploit-db

B)

National Vulnerability Database (NVD)

C)

Common Vulnerabilities and Exposures (CVE)

D)

Bing Vulnerability database (BVD)

Correct Answer : Option (D) : Bing Vulnerability database (BVD)

Explanation : Exploit-db (https://www.exploit-db.com/), Common Vulnerabilities and Exposures (CVE) (https://cve.mitre.org/), and National Vulnerability Database (NVD) (https://nvd.nist.gov/) are three vulnerability listing site.