Professional Knowledge Questions Set-1

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We hope you all are preparing well for the IT Officer exam. To refresh your preparation at this stage, here are some previous year professional knowledge questions of IT Officer for various IT exams such as IBPS SO, IBPS RRB SO, SBI SO, LIC AAO, and many more exams with their answer key.

1. A passive threat to computer security is

  1. Malicious Intent
  2. Sabotage
  3. Accidental Agents
  4. Espionage Agent
  5. None of these

2. The secure electronic transaction(SET) specification

  1. Is a notice issued and verified by a certificate authority, that guarantees a user all website is legitimate.
  2. Provides private key encryption of all data that passes between a client and the server.
  3. Allows users to choose an encryption scheme for the data that passes between a client and the server.
  4. Uses public-key encryption to secure credit card transaction systems.
  5. None of these

3. _________ allows wireless mobile device to access the internet and services such as the Web and email.

  1. TCP / IP
  2. Ethernet
  3. WAP
  4. Token ring
  5. None of these

4. ‘DOS’ floppy disk does not have __________.

  1. A boot record
  2. File allocation table
  3. Root directory
  4. Directory structure
  5. BIOS

5. ‘MICR’ technology used for clearance of cheques by banks refers to __________.

  1. Magnetic ink character recognition
  2. Magnetic intelligence character recognition
  3. Magnetic information cable recognition
  4. Magnetic ink cable recognition
  5. None of these

6. All the information collected during database development is stored in ___________.

  1. Repository
  2. Data warehouse
  3. RAD
  4. CASE
  5. None of these

7. The __________ component is used by data analyst to create the queries that access the database.

  1. Data extraction
  2. End-user query tool
  3. End-user presentation tool
  4. Datastore
  5. None of these

8. A ____________ allows network users to share a single copy of software, which resides on the network server.

  1. Single user license agreement
  2. Network site license
  3. End-user license agreement
  4. Business software license
  5. None of these

9. A polymorphic virus _________.

  1. Modifies its program code each time it attaches itself to other program or file.
  2. is a malicious-logic program that copies itself repeatedly in memory on a disk drive until no memory or disk space remains.
  3. a malicious logic program that hide within or looks like a legitimate program.
  4. Infects a program file, but still report the size and creation data of the original uninfected program.
  5. None of these

10. Microwave transmission is used in environments where installing physical transmission media is _____________.

  1. Difficult or impossible and line of sight transmission is unavailable.
  2. Easy or promising and where line of sight transmission is unavailable.
  3. Difficult or impossible and where line-of-sight transmission is available.
  4. Easy or promising and where line-of-sight transmission is available.
  5. None of these

11.  Which is not a good web security strategy?

  1. Restrict access to the web server; keep a minimum number of ports open
  2. Limit the users who can load software edit or add files
  3. Add demo programs so users can test system without accessing production data.
  4. Remove unnecessary compilers and interpreters.
  5. None of these

12. The altering of data so that it is not usable unless the changes are undone is _____________.

  1. Biometric
  2. Compression
  3. Encryption
  4. Ergonomics
  5. None of these

13. The word FTP stands for _____________.

  1. File transfer process
  2. File translate protocol
  3. File typing protocol
  4. File transfer protocol
  5. None of these

14. Voice mail _________.

  1. Is the exchange of text message and computer files transmitted via a communications network such as a logical area network or the internet.
  2. Permits user to converse in real time with each other via the computer while connected to the internet.
  3. Functions much like an answering machine, allowing callers to live a voice message for the called party.
  4. Involves using video and computer technology to conduct a meeting between participants at geographically separate locations.
  5. None of these

15. A communications processor that connects dissimilar network by providing the transaction from one set of to protocol to another is _______.

  1. Bridge
  2. Gateway
  3. Router
  4. Modem
  5. All of these

16. Which of the following is a general-purpose programming language designed by Sun Microsystems, and well suited for use on the Web?

  1. VB Script
  2. Java Script
  3. CSS
  4. JAVA
  5. None of these

17. RSA is __________.

  1. Symmetric cryptosystem
  2. Asymmetric cryptosystem
  3. Block cypher
  4. Digital signature
  5. None of these

18. A DVD-RAM is similar to a ________ , except it has storage capacity up to 5.2 GB.

  1. CD-R
  2. Floppy disks
  3. CD-RW
  4. Hard disk
  5. None of these

19. When you are selecting a mouse for a particular computer system what is the most important consideration?

  1. The type of drivers that come with the mouse.
  2. The length of the mouse cord.
  3. The type of connector the mouse is equipped with.
  4. The number of buttons the mouse has.
  5. None of these

20. How is power supplied to a low-power USB device?

  1. Through a power cable.
  2. From a external power supply.
  3. Directly from the computer power supply.
  4. Through the USB cable.
  5. None of these

21. All of the following are basic principles of networks, except

  1. Each computer must have a network card.
  2. There must be communication media connecting the network hardware devices.
  3. There must be at least one connecting device.
  4. Each computer must have software that supports the movement of information.
  5. None of these

22. _________ are used to identify a user who returns to a Website.

  1. Cookies
  2. Plugins
  3. Scripts
  4. ASPs
  5. None of these

23. Which of the following statement is not true about two-tier client server database architecture?

  1. SQL statements are processed to the server.
  2. SQL statements may be processed on some of the clients.
  3. Business logic is mostly processed on clients.
  4. Business logic may be processed on the server.
  5. None of these

24. Programs that automatically submit your search request to several search engines simultaneously are called __________.

  1. Meta search engines
  2. Web crawlers
  3. Spiders
  4. Hits
  5. None of these

25. Database redesign is not terribly difficult if the __________.

  1. database is structured
  2. database is well designed
  3. database has no data
  4. database is relatively small
  5. database is relatively large

26. Which of the following are normally used in initializing a computer system hardware?

  1. Bootstrap memory
  2. Volatile memory
  3. External mass memory
  4. Static memory
  5. Random Access Memory

27. If you want to locate the hardware address of a local device which protocol would you use?

  1. ARP
  2. RARP
  3. ICMP
  4. PING
  5. PONG

28. Which of the following switching methods provides the greatest frame through-put?

  1. Store and forward switching
  2. Frame tag switching
  3. Cut through switching
  4. ISL switching
  5. Store and backwards switching

29. In Oracle, what is the default number of transactions that MAXTRANS is set to if not specified?

  1. 512
  2. 10
  3. 40
  4. 1
  5. 255

30. In the straight CGI approach to database connectivity on the internet __________.

  1. The external program is located between the client and the web server
  2. The external program is located between the database server and the database
  3. The external program is located between the web server and the database server
  4. There is no external program
  5. None of these

31. What is Internet 2 ?

  1. A new type of cabling system for wide area network.
  2. A second Local area network that can connect with another online LAN to share access.
  3. A new standard for internet browsers.
  4. An association to develop advanced internet technology.
  5. None of these

32. In Oracle, which table space is minimum required when creating a new database?

  1. Undo tablespace
  2. Temporary tablespace
  3. System tablespace
  4. Users tablespace
  5. None of these

33. The term, ” hypertext”, means

  1. Non-sequential writing
  2. Hypermedia
  3. Blinking text
  4. Text with heavy formatting
  5. None of these

34. A ____________ sometimes called a boot sector virus, executes when a computer boots up because it resides in the boot sector of a floppy disk or the master boot record of a hard disk.

  1. System virus
  2. Worm
  3. Macro virus
  4. Trojan horse
  5. None of these

35. What is the name of protocol used in eliminating loops?

  1. Switching
  2. ISL
  3. Frame tagging
  4. Spanning Tree protocol
  5. None of these

36. Which of the following describes program that can run independently, travel from system to system, and disrupt computer communications?

  1. Trojans
  2. Viruses
  3. Idlers
  4. Droppers
  5. Worms

37. In Oracle, who owns the data directory?

  1. Oracle
  2. SYS
  3. The DBA
  4. SYSTEM
  5. None of these

38. You need to configure a switch from a remote subnet. Which of the following must be configured on the switch?

  1. Console port
  2. IP
  3. Hostname
  4. SNMP
  5. Default gateway

39. The process by which the structure of the database is modified to eliminate hidden dependencies and repeating groups is ___________.

  1. enforcing data integrity
  2. enforcing referential integrity
  3. Indexing
  4. normalization
  5. None of these

40. Which kind of lock includes a keypad that can be used to control access into areas?

  1. Cipher
  2. Warded
  3. Device
  4. Tumbler
  5. Typelock

Answers key :

1. (1)2. (4)3. (3)4. (5)5. (1)6. (1)7. (2)8. (2)
9. (1)10. (3)11. (4)12. (3)13. (4)14. (3)15. (2)16. (4)
17. (2)18. (3)19. (3)20. (4)21. (4)22. (1)23. (3)24. (1)
25. (3)26. (1)27. (1)28. (3)29. (5)30. (1)31. (4)32. (1)
33. (1)34. (2)35. (4)36. (5)37. (2)38. (5)39. (4)40. (1)

2 thoughts on “Professional Knowledge Questions Set-1”

  1. Hello…

    Thanks a lot for sharing these previous year professional knowledge questions as these are really very helpful. These questions makes the study as well as revision more easier and gives us idea which type of questions are asked in IT exams. Thanks and do Keep sharing more previous year professional knowledge questions.

    Thanks & Regards,
    -Rijhu.

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