Grade: 12 Cyber Olympiad Qualifier Set: 2

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1 Grade: 12 Cyber Olympiad Qualifier Set: Max Marks: 60 Test ID: Time Allotted: 40 Mins Instructions: Each question has four choices (A), (B), (C) and (D) out of which ONLY ONE is correct. Each question carries 2 Marks. There is no negative marking 1. In Windows Movie Maker, a file on your computer that contains an image, a clip, a soundtrack or all the footage from your video digital camera, is A. Project B. Storyboard C. Source file D. Master 2. Which one of the following is a system by which stored data is accessed in a fixed order? A. Random access B. Sequential access C. Data access D. Both A & B. 3. Assertion(A): Antivirus programs protect a computer from computer virus. Reason (R): These programs work by examining all the files on a disk, looking for the tell tale signatures of virus code A. A is true but R is false B. Both A and R are true but R is not the correct reason of A C. A and R are true and R is the correct explanation of A D. A is false but R is true 4. Match the following: Properties Network Network (1) A total data rate of at least several (A) LAN (2) Span entire countries (B) WAN (3) Very low error rates (4) Owned by multiple organization A. 1A, 2B, 3A, 4B B. 1A, 2B, 3B, 4A C. 1B, 2B, 3A, 4A D. 1A, 2A, 3B, 4B Page 1 of 5

2 5. In OSI layer, end-to-end connectivity is provided from host-to-host in. A. Data link layer B. Session layer C. Network layer D. Transport layer 6. is a method of encryption that provides two different keys, a secret key and a public key. A. Symmetric encryption B. Asymmetric encryption C. Authentication D. Detection 7. is a device that will only send a message to the device that needs or requests it rather than broadcasting it to all devices. A. Router B. Hub C. Switch D. Modem 8. Which of the following statements about C++ are true? Statement 1:C++ was developed by Bjarne Stroustrup in early 1980s. Statement 2:C++ provides following tokens (smallest individual unit in progr am) : keywords, identifiers, literals, punctuator, operators Statement 3:C++ allows following literals: integer constant (Decimal, Octal, H exadecimal), character constant, floating constant, string literal Statement 4 :C++ provides two types of data types: fundamental and derived data types. Which of the above statements are true? A. 1 and 2 only B. 1 only C. 1, 3 and 4 only D. All of these 9. Aero shake feature of Windows 7 requires shakes only to perform the task. A. 3 B. 2 C. 10 D Which of the following benefits are offered by Homegroup Networking feature in Windows 7? A. Easy sharing of libraries and other files throughout the homegroup in Windows Explorer B. Easy access to shared media libraries in Windows Media Player and Windows Media Center. C. Ability to stream media to devices (other computers, media extenders and players, digital picture frames, and so on) using Play To D. All of these Page 2 of 5

3 11. MOOC stands for A. Media Online Open Course B. Massachusetts Open Online Course C. Massive Open Online Course D. Myrind Open Online Course 12. Which compiler would you use to write a scalable C/C++ project that targets the Windows OS? A. Microsoft Office 2011 B. Microsoft Visual C++ C. Microsoft visual basic D. Turbo Compiler 13. With every data-type in C/C++ that requires memory allocation, you can associate A. A value B. An address or reference C. Both A & B D. None of the above 14. How many times does the following loop execute? for (i = 0; i < 10; i++) { } A. 10 times B. For ever C. 9 times D. 11 times 15. Which programming structure executes program statements in order? A. Relation B. Repetition C. Decision D. Sequence 16. Which of the following are valid case statements in a switch? A. Case 1.5; B. Case X<4 C. Case 1; D. Case ab ; 17. Which of the following is NOT a valid identifier? A. myinteger B. Myint Page 3 of 5

4 C. Return D. All 18. What is symbol indicating that you are editing record? A. Asterisk B. Black Arrow C. Pencil D. Key 19. Which of the following is the correct association? A. All B. Field = row C. File = column D. Record = row 20. A rule that states that each foreign key value must match a primary key value in the other relation is called? A. File B. Key match rule C. Referential integrity constraint 21. What is the function of a form in MS Access A. View one record at a time B. Add new data C. Change existing data 22. A relation is 2NF if it is in 1NF and all its non-key attributes are? A. Transitive B. Dependent on the entire primary key C. Functional D. All the above 23. Which data type can be used to define a field that consists of a maximum of 255 letters? A. Text B. Number C. Memo D. None of these 24. A data model is? A. Data model B. A logical representation of structure of the data base C. Data manager Page 4 of 5

5 25. Merge relation is important because? A. Different views may need to be integrated B. New data requirements may produce new relations to be merged C. Both a & b D. None of these 26. A technique for physically arranging the records of a file on secondary storage devices is called? A. Retrieval program B. Update program C. File organization D. Physical pointer 27. The three programming structures are? A. Sequence, decision and repetition B. Process, decision and repetition C. Definition, process and decision D. None of the above 28. The operators to compare operand and decide if the relation is true or false A. Logical operators B. Arithmetic operators C. Syntax operators D. Relational operators 29. When relational expression is false it has the value? A. Less than zero B. None C. One D. Zero 30. C was developed in the year? A B C D Page 5 of 5

Grade: 9 Cyber Olympiad Qualifier Set: 2

Grade: 9 Cyber Olympiad Qualifier Set: 2 ----------------------------------------------------------------------------------------------- Max Marks: 60 Test ID: 99904 Time Allotted: 40 Mins Instructions: