Bank ICT Exam Preparation | Basic Computer Security and Viruses Important MCQ Questions Part 1

Here is a collection of Basic Computer Security and Viruses Important MCQ Questions for Bank Exam Preparation that you can practice. This Computer Security and Viruses Important MCQ Questions are useful for Bank Exam Preparation of various banks like Agriculture Development Bank (ADBL), Nepal Rastra Bank (NRB), Rastriya Banijya Bank (RBB), Nepal Bank Limited (NBL) and other organizations and are also helpful for Loksewa Aayog competitive exams . This collection contains various Important Basic Computer Security and Viruses MCQ Questions and other related topics for various bank exam preparation Loksewa Exam Preparation.

In this blog, Basic Computer Security and Viruses Important MCQ Questions for Agriculture Development Bank (ADBL), Nepal Rastra Bank (NRB), Rastriya Banijya Bank (RBB), Nepal Bank Limited (NBL) and other organizations have been collected for you to study easily and are also useful for other various competitive examinations of LokSewa Aayog. The motive of this blog is to make it easier for you to study and practice Basic Computer Security and Viruses Important MCQ Questions for Various Banks like ADBL, NRB, RBB, NBL, Loksewa Aayog and other organizations.

Here you can find Basic Computer Security and Viruses Important MCQ Questions for bank exam and LokSewa Examination being arranged separately according to the related topics and almost all of the topics that are required to study have been tried to cover. Most of the Basic Computer Security and Viruses Important MCQ Questions have been collected for you to practice and score best in bank exams and Loksewa aayog examination.

Basic Computer Security and Viruses Important MCQ Questions Bank Examination and for Loksewa Examination

Basic Computer Security and Viruses Important MCQ Questions परीक्षा तयारीका लागि जुन तपाइँ अभ्यास गर्न सक्नुहुन्छ। यस Basic Computer Security and Viruses Important MCQ Questions कृषि विकास बैंक (ADBL), नेपाल राष्ट्र बैंक (NRB), राष्ट्रिय वाणिज्य बैंक (RBB), नेपाल बैंक लिमिटेड (NBL) बैंकको परीक्षाको लागि महत्वपूर्ण प्रश्नहरू छन्, लोकसेवा आयोगको प्रतियोगी परीक्षा र अन्य संगठनहरूको लागि पनि सहयोगी छन्। यस एकाइले विभिन्न Basic Computer Security and Viruses Important MCQ Questions विभिन्न बैंक परीक्षा तयारी र लोकसेवा परीक्षा तयारको लागि अन्य सम्बन्धित विषयहरू समावेश गर्दछ।

यस ब्लगमा कृषि विकास बैंक (ADBL), नेपाल राष्ट्र बैंक (NRB), राष्ट्रिय वाणिज्य बैंक (RBB), नेपाल बैंक लिमिटेड(NBL) र अन्य संगठनहरू को विभिन्न प्रतिस्पर्धी परीक्षाका लागि र लोकसेवाका लागि Basic Computer Security and Viruses Important MCQ Questions तपाईंलाई सजिलैसँग अध्ययन गर्नका लागि संकलन गरिएको छ र उपयोगी छन् । यस ब्लगको अभिप्राय लोकसेवा, बैंक र अन्य संगठनहरूका लागि Basic Computer Security and Viruses Important MCQ Questions हरू अध्ययन गर्न र अभ्यास गर्न सजिलो पार्नु हो।

लोकसेवा र बैंक परीक्षाका लागि Basic Computer Security and Viruses Important MCQ Questions हरू सम्बन्धित विषयहरूको आधारमा छुट्टै व्यवस्था गरिएको छ र अध्ययन गर्न आवश्यक पर्ने सबै विषयहरूलाई कभर गर्ने प्रयास गरिएको छ। अधिकांश Basic Computer Security and Viruses Important MCQ Questions हरू तपाईलाई अभ्यास गर्न र लोकसेवा परीक्षा र बैंक परीक्षामा राम्रो स्कोर गर्न संकलन गरिएको छ।

 

Results

Your score is more than 70%, you can practice more and score good in the examination.

Your score is less than 70%, so try to practice more and score good.

#1. Which of the following is a VALID type of Key Management System?

Both Integrated Key Management System and Third-Party Key Management System

Dynamic Key Management System

Integrated Key Management System

Third-Party Key Management System

#2. A licence allows a user to use copyrighted material.

True

False

#3. Which of the following protocols use Port 443 and Port 80 respectively

HTTPS and HTTP

XHTML

HTTP and HTTPS

DHTML

#4. Triple DES ……….

guarantees excellent security

is implementable as a hardware VLSI chip

is a symmetric key encryption method

is public key encryption method with three keys

#5. Which of the following involves submitting as many requests as possible to a single Internet computer or service, overloading it and preventing it from servicing legitimate requests?

Masquerading

Backdoor

Distributed denial-of-service attacks

Phishing

#6. In cheque payment protocol, the purchase order form is signed by purchaser using …………..

his private key using his signature hardware

his private key

his public key

various public keys

#7. What is another name for an insecure plugin?

Malware

Hardware

Firmware

Software

#8. What is a firewall?

A firewall is a program that encrypts all the programs that access the Internet

A firewall is a program that keeps other programs from using the network

Firewalls are network-based security measures that control the flow of incoming and outgoing traffic

Firewalls are interrupts that automatically disconnect from the internet when a threat appears

#9. Which of the following is a class of computer threat?

Soliciting

DoS attacks

Stalking

Phishing

#10. Which of the following refers to programs that surreptitiously monitor activity on a computer system and report that information to others without the user’s consent?

Malware

Spyware

Botnet

Trojan horse

#11. Message can be sent more securely using DES by ……….

encrypting plain text by a different random key for each message transmission and sending the key to the receiver using a public key system

using an algorithm to implement DES instead of using hardware

designing DES with high security and not publicizing algorithm used by it

encrypting plain text by a different randomly selected key for each transmission

#12. What happens during the TCP attack; Denial of Service?

Information is repeatedly sent to the victim to consume their system resources, causing them to shut down

Viruses are sent to their ISP to deny them tech support

A virus is sent to disable their dos prompt

A worm is loaded onto the victim’s computer to disable their keyboard

#13. A digital signature is …………

an encrypted signature of a sender

a bit string giving identity of a correspondent

an authentication of an electronic record by tying it uniquely to a key only a sender knows

a unique identification of a sender

#14. In public key encryption system if A encrypts a message using his private key and sends it to B ………….

it cannot be decrypted at all as no one knows A’s private key

if B knows it is from A he can decrypt it using A’s public key

even if B knows who sent the message it cannot be decrypted

A should send his public key with the message

#15. What two main categories of network topologies are there?

Direct and Indirect

Close and Distant

Digital and Topological

Physical and logical

#16. The Acronym DES stands for ………….

Double Encryption Standard

Digital Encryption System

Digital Encryption Standard

Digital Evaluation System

#17. Which of the following are the basic functionalities of the IPsec Protocol?

All of the given

Manual and automatic key management for the internet key exchange

Security protocols for AH and ESP

Security association for policy management and traffic processing

#18. Which of the following is a means to access a computer program or entire computer system bypassing all security mechanisms?

Phishing

Backdoor

Masquerading

Trojan Horse

#19. Triple DES uses ………..

uses 128 bit blocks of plain text and 112 bit keys and apply DES algorithm thrice

168 bit keys on 64-bit blocks of plain text

working on 64-bit blocks of plain text and 56 bit keys by applying DES algorithm for three rounds

works with 144 bit blocks of plain text and applies DES algorithm once

#20. What is one way that a web browser is vulnerable to breaching?

A virus can be sent through the monitor

Web browsers are impervious to exploitation

A browser can be infected by closing it.

A browser plugin can be exploited

#21. Can a proxy be used as a firewall? If so, how?

No. All a proxy does is re-rout Internet traffic, and thus all the malicious signals that go with it.

Yes. A proxy acts as a network intermediary for the user that serves to control the flow of incoming and outgoing traffic.

No. Proxies are firewalls that are maintained at locations other than that of the user.

No. Proxies are data encryption stations whose sole purpose is to encrypt and re-rout data.

#22. DES works by using ………..

permutation and substitution on 64 bit blocks of plain text

only permutations on blocks of 128 bits

exclusive ORing key bits with 64 bit blocks

4 rounds of substitution on 64 bit blocks with 56 bit keys

#23. What is a computer virus?

A virus is friendly software that is simply mislabeled

Malicious software that merely stays dormant on your computer

Malicious software that inserts itself into other programs

A virus is the same as a cookie in that it is stored on your computer against your permission

#24. Which of the following technique is used to verify the integrity of the message?

Digital signature

Message digest

Decryption algorithm

Protocol

#25. All of the following are examples of real security and privacy threats except

Hackers

Spam

Worm

Virus

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