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MCQOPTIONS
This section includes 2995 Mcqs, each offering curated multiple-choice questions to sharpen your Current Affairs knowledge and support exam preparation. Choose a topic below to get started.
| 2801. |
What is anti-virus? |
| A. | It is a program code |
| B. | It is a company name |
| C. | It is a computer |
| D. | It is an application |
| Answer» B. It is a company name | |
| 2802. |
To decide on a backup strategy for your organization, we should consider |
| A. | RPO |
| B. | RTO |
| C. | Both a and b |
| D. | ROM |
| Answer» D. ROM | |
| 2803. |
Computer malicious program which is activated when a specific set of conditions is met is called |
| A. | trojan horse |
| B. | virus |
| C. | worm |
| D. | logic bomb |
| Answer» E. | |
| 2804. |
Computer virus program is usually hidden in a |
| A. | operating system |
| B. | application program |
| C. | disk driver |
| D. | Both a and b |
| Answer» E. | |
| 2805. |
Firewalls are used to protect against -------- |
| A. | virus attacks |
| B. | fire attacks |
| C. | unauthorised access |
| D. | data driven attacks |
| Answer» D. data driven attacks | |
| 2806. |
Best quality of DR 'Disaster Recovery' is |
| A. | DR site in the same campus |
| B. | DR site in the same city |
| C. | DR site in the same country |
| D. | DR site in a different country |
| Answer» E. | |
| 2807. |
Backup technique which is most space efficient is |
| A. | full backup |
| B. | incremental backup |
| C. | differential backup |
| D. | built-in backup |
| Answer» C. differential backup | |
| 2808. |
Which one is not a computer virus? |
| A. | Trojan horse |
| B. | logic bomb |
| C. | McAfee |
| D. | redlof |
| Answer» D. redlof | |
| 2809. |
Person who gains illegal access to a computer system is known as |
| A. | hacker |
| B. | worm |
| C. | pirate |
| D. | theif |
| Answer» B. worm | |
| 2810. |
A way to prohibit user from accessing information that user is not authorized to access is known to be |
| A. | Access control |
| B. | Authorization |
| C. | Authentication |
| D. | Cryptography |
| Answer» B. Authorization | |
| 2811. |
If you receive an email claiming to need your username and/or password, what should you do? |
| A. | Report it as phishing/spam through your email provider |
| B. | Delete the message |
| C. | Reply to the message with your email and password |
| D. | None |
| Answer» B. Delete the message | |
| 2812. |
Which of the following is not a cause of computer virus? |
| A. | |
| B. | network |
| C. | pirated software |
| D. | logic bomb |
| Answer» E. | |
| 2813. |
Which of the following can be used for reducing recovery time? |
| A. | automatic failover |
| B. | by taking backup on a faster device |
| C. | taking multiple backups |
| D. | all of these |
| Answer» E. | |
| 2814. |
Which of the following is computer virus? |
| A. | chernobal |
| B. | logic bomb |
| C. | redlof |
| D. | all of these |
| Answer» E. | |
| 2815. |
The most devastating loss to a company is |
| A. | loss of hardware |
| B. | loss of data |
| C. | loss of software |
| D. | loss of printouts |
| Answer» C. loss of software | |
| 2816. |
The virus that spread in application software is called as |
| A. | Boot virus |
| B. | Macro virus |
| C. | Anti virus |
| D. | File virus |
| Answer» C. Anti virus | |
| 2817. |
How does a Le-Hard virus come into existence? |
| A. | Software |
| B. | Hardware |
| C. | Command.Com |
| D. | FRIDAY 13 |
| Answer» D. FRIDAY 13 | |
| 2818. |
Restricted access to the server computer room is present in a form of |
| A. | logical security |
| B. | enterprise security |
| C. | physical security |
| D. | user security |
| Answer» D. user security | |
| 2819. |
Which of the following describes programs that can run independently travel from system to system and disrupt computer communication? |
| A. | Viruses |
| B. | Worm |
| C. | Trojans |
| D. | Droppers |
| Answer» C. Trojans | |
| 2820. |
Which of the following is not a proper state of transaction? |
| A. | partially aborted |
| B. | partially committed |
| C. | aborted |
| D. | committed |
| Answer» B. partially committed | |
| 2821. |
What kind of attempts is made by individuals to obtain confidential information from a person by falsifying their identity? |
| A. | Phishing scams |
| B. | Computer viruses |
| C. | Spyware scams |
| D. | None of the above |
| Answer» B. Computer viruses | |
| 2822. |
Which of the following virus overtake computer system, when it boots and destroy information? |
| A. | Stealth virus |
| B. | Trojan |
| C. | Boot infectors |
| D. | System infectors |
| Answer» B. Trojan | |
| 2823. |
A -------- is a computer program that can replicate itself and spread from one computer to another. |
| A. | PenDrive |
| B. | Computer Virus |
| C. | Mouse |
| D. | Antivurs |
| Answer» C. Mouse | |
| 2824. |
Example of backup software is |
| A. | Amanda |
| B. | Bacula |
| C. | IBM Tivoli Storage Manager |
| D. | all of these |
| Answer» E. | |
| 2825. |
Code red is a(n) ---------- |
| A. | Word Processing Software |
| B. | Photo Editing Software |
| C. | Antivirus |
| D. | Virus |
| Answer» E. | |
| 2826. |
Which of the following is/are threats for electronic payment systems? |
| A. | Computer virus |
| B. | Computer worms |
| C. | Trojan horse |
| D. | All of the above |
| Answer» E. | |
| 2827. |
Which of the following is associated with error detector? |
| A. | Odd parity bit |
| B. | Even parity bit |
| C. | Both Odd parity bit and Even parity bit |
| D. | None of the above |
| Answer» D. None of the above | |
| 2828. |
Computer virus that replicates itself is called |
| A. | bug |
| B. | worm |
| C. | vaccine |
| D. | bomb |
| Answer» C. vaccine | |
| 2829. |
Backup of the source data can be created |
| A. | on the same device |
| B. | on another device |
| C. | at some other location |
| D. | all of these |
| Answer» E. | |
| 2830. |
A virus that migrates freely within a large population of unauthorized email user is called a ------- |
| A. | macro |
| B. | flame war |
| C. | plagiarism |
| D. | worm |
| Answer» B. flame war | |
| 2831. |
In a computer, Torjan Horse is a/an |
| A. | anti virus |
| B. | virus |
| C. | software |
| D. | hardware |
| Answer» C. software | |
| 2832. |
Most computer crimes are committed by |
| A. | hackers |
| B. | international spies |
| C. | highly paid computer consultants |
| D. | web designers |
| Answer» B. international spies | |
| 2833. |
Remote backup site is sometimes called the |
| A. | primary site |
| B. | secondary site |
| C. | ternary site |
| D. | main site |
| Answer» C. ternary site | |
| 2834. |
In a computer, McAfee is a/an |
| A. | virus |
| B. | anti virus |
| C. | hacker |
| D. | worm |
| Answer» C. hacker | |
| 2835. |
Key logger is a |
| A. | Antivirus |
| B. | Spyware |
| C. | Firmware |
| D. | All of the above |
| Answer» C. Firmware | |
| 2836. |
Technique which can be used to optimize backed up data space is |
| A. | encryption |
| B. | compression |
| C. | deduplication |
| D. | Both b and c |
| Answer» E. | |
| 2837. |
Viruses which executes when computer starts is |
| A. | macro |
| B. | file infector |
| C. | boot sector |
| D. | salami shaving |
| Answer» D. salami shaving | |
| 2838. |
The difference between a virus and a self-replicating program which is like a virus is that rather than creating copies of itself on only one system it propagate through computer network. What is the self replicating program called? |
| A. | Time Bomb |
| B. | Cracker |
| C. | Keylogger |
| D. | Worm |
| Answer» E. | |
| 2839. |
Social engineering is: |
| A. | A website created for people who share common interests. |
| B. | Scams distributed through email such as phishing, pharming and impersonation. |
| C. | A targeted attack on a personal computer. |
| D. | None |
| Answer» C. A targeted attack on a personal computer. | |
| 2840. |
A ………………… attaches itself to executable files and replicates, when the infected program is executed, by finding other executable files to infect. |
| A. | Macro Virus |
| B. | Stealth virus |
| C. | Polymorphic Virus |
| D. | Parasitic Virus |
| Answer» E. | |
| 2841. |
Access control is granted to users after qualifying for |
| A. | Authorization |
| B. | Authentication |
| C. | Cryptography |
| D. | Regular expressions |
| Answer» C. Cryptography | |
| 2842. |
Both email attachments and downloaded files can spread malware. |
| A. | True |
| B. | False |
| C. | Maybe |
| D. | None |
| Answer» B. False | |
| 2843. |
If you receive an e-mail offering to remove you from a mailing list, what should you do? |
| A. | Do not respond |
| B. | Call the local police |
| C. | Respond promptly |
| D. | Wait a week to see if the offer is repeated |
| Answer» B. Call the local police | |
| 2844. |
A portion of the Polymorphic virus, generally called a …………………….. , creates, a random encryption, key to encrypt the remainder of the virus. |
| A. | polymorphic engine |
| B. | multiple engine |
| C. | mutual engine |
| D. | mutation engine |
| Answer» E. | |
| 2845. |
A deadlock exists in a system if and only if the wait for graph |
| A. | has a cycle in it |
| B. | has a path from first node to last node |
| C. | is a tree |
| D. | has a layout in it |
| Answer» B. has a path from first node to last node | |
| 2846. |
A worm is... |
| A. | A slimy pink thing that lives in dirt |
| B. | Pieces of malicious code that make copies of themselves and spread through computers without human interaction. |
| C. | An unsolicited email message. |
| D. | None |
| Answer» C. An unsolicited email message. | |
| 2847. |
All of the following are biometric techniques except |
| A. | badge |
| B. | retina |
| C. | face |
| D. | palm print |
| Answer» E. | |
| 2848. |
Secret words or numbers used for protection of devices is called |
| A. | biometrics data |
| B. | backup |
| C. | passwords |
| D. | private words |
| Answer» D. private words | |
| 2849. |
When computer virus starts to impact the data, it is known as |
| A. | virus infection |
| B. | virus spreading |
| C. | data losing |
| D. | shutting down |
| Answer» B. virus spreading | |
| 2850. |
For computer system's security a total approach involves |
| A. | Internal security |
| B. | External security |
| C. | Demanded security |
| D. | Both a and b |
| Answer» E. | |