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Friday, February 12, 2016

What is 'Zombie' Computer ?

20.The practice of making a transmission appear to come from an authorized user.
a) hacking b) spoofing c) spamming d) sneaking 

21. The science of secret writing is called
a) cryptography  b) Ergonomics c) steganography d) optics

22.Which of the following identifies a specific webpage and its computer on the web ?
a) Website b) Website Address c) URL d) Domain name

23) An optical input device that interprets pencil marks on a paper media is
a) OMR b) Punch Card Reader c) Optical Scanners d) Magnetic Tape

24.  Indian made web browser
a)  Safari b) Epic c) Internet Explorer d) Firefox

25) Information Technology Act is enacted on 
a) 9 june 2000 b) 19 jan 2001 c) 30 june 2001 d) 15 july 1999

26. Section 66F of IT Act deals with 
a)Cyberstalking b) email bombing c) child pornography  d) cyber terrorism 

27. The crime child pornography comes under 
a) Section 66F  b) Section 67B c)Section 67A d) Section 66

28. use of electronic messaging systems to send unsolicited bulk messages is called
a) email bombing b) spamming c) Cyberstalking d) Phishing
29.India's first cyber police station
a) Delhi b) Bangluru c) Chennai d) Mumbai

30. .......... Is a computer connected to the internet that has been compromised by a hacker, computer virus or Trojan horse and can be used to perform malicious tasks of one sort of another under remote direction.
a)Server b)Zombie c)Symbian d)None of these

Thursday, February 11, 2016

Kerala PSC : Model Questions : Computer Operator

1. What is meant by Seek Time ?
a) Time to select a track 
b) Time to select a sector
c) Time to access data
d) Time taken by the disk for one complete rotation

2. Mark Zuckerberg is related to
a) Google
b) Facebook
c) Wikipedia
d) Whatsapp

3. Full form of WiFi
a) Wireless first
b) Wireless friendly
c) Wireless Fidelity
d) Wireless fetching

4. 1 TB represents
a) 1024 GB
b) 1024 x 1024 GB
c) 1024 x 1024 x 1024 GB
d) 1024 X 1024 X 1024 X1024 GB

5. Who developed Android Operating System
a) Samsung
b) Google
c) Microsoft
d) IBM

6. Booting is process of
a) Loading application program from secondary memory to primary memory
b) Loading OS from secondary memory to primary memory
c) Loading OS from primary memory to secondary memory
d) All of the Above

7. Microsoft  released __________ OS that will support PC , Laptops , Smart Phones and Tablets.
a) Windows 8.2
b) Windows 8.3
c) Windows 9.0
d) Windows 10

8. Which of the following is invention of Charles Babbage
a) Abacus
b) Numerical Wheel Calculator
d) Difference Engine

9. Which of the following is first Intel Processor ?
a)     4004
b) 4040
c) 4001
d) 8085

10. Knowledge base is related to
a) Compilers
b) Operating Systems
c) Artificial Intelligence
d) GUI


1. Software , such as Internet Explorer and Firefox are referred to as
a) System Software b)Utility Software c) Browser d ) Internet Tools

2. Use of the Internet or other electronic means to harass an individual, a group of individuals, or an organisation.
a) email bombing b) spamming c) Cyberstalking d) Phishing

3. An error in software or hardware is called a bug. What is the alternative computer jargon for it ?
a) Leech b)Squid c) Slug d) Glitch

4.In cyber law terminology ‘DoS’ means:
a)Denial of Service b)Disk operating System c)Distant operator Service d)None of these

6. By hacking web server taking control on another persons website is called
a)Spoofing b)Hijacking c)Spamming d) Hosting

7.Which of the following is not a output device ?
a) Plotter b)Scanner c) Flat Screen d) Touch Screen

8. Which technology is used in compact disk ?
a) Electrical b)Mechanical C) Electromagnetic d) Laser

9.The programs which are permanent as hardware and stored in ROM is known as
a) Software b) Firmware c) Algorithm d) ROM Ware

10.Latest version of Android
a. kitkat b.Ginger Bread c. Lolli pop  d. Marsh mallow

11. A challenge-response test used in computing as an attempt to ensure that the response is generated by a human being
a) skimmer b) captcha c) doodle d) Phishing

12.sending numerous duplicate mails to the same email address
a) email bombing b) spamming c) Cyberstalking d) Phishing

13. The famous personality Ankit Fadia is associated with
a) ethical hacking b) anti virus programs c) doodle d) Phishing

14. person who attracts users to spam related websites by loading hidden copies of popular keywords
a) hacker b) cracker c) spammer d) spam dexter 

15. Which access method is used for obtaining a record from a cassette tape ?
a) Sequential b) Direct c) Random d) None of these

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