#### Important One Mark Question Paper

11th Standard

Reg.No. :
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Computer Science

Time : 01:00:00 Hrs
Total Marks : 50

50 x 1 = 50
1. A first generation computers used ______.

(a)

Vacuum tubes

(b)

Transistors

(c)

Integrated circuits

(d)

Microprocessors

2. When a system restarts which type of booting is used.

(a)

Warm booting

(b)

Cold booting

(c)

Touch boot

(d)

Real boot

3. The Third generation computers belongs to the period _____

(a)

1940-1956

(b)

1956-1963

(c)

1964-1971

(d)

1980-1990

4. In which generation, the Voice Recognition software developed?

(a)

Sixth

(b)

Fourth

(c)

Third

(d)

Second

5. Which of the following is not a form of parallel computing?

(a)

bit level

(b)

instruction level

(c)

(d)

Robotics

6. Pictures on a monitor are formed with pictures elements called ______

(a)

Resolution

(b)

Software

(c)

High Definition

(d)

Pixels

7. How many classifications of memories in memory unit?

(a)

2

(b)

3

(c)

4

(d)

more than 2

8. Which word can be related to the inkjet printer __________

(a)

Airlines

(b)

Piezo - electricity

(c)

matrix

(d)

plotter

9. Computer monitor displays the information in the form of ___________

(a)

vertical

(b)

pictorial

(c)

horizontal

(d)

nurrieric

10. How many bytes does 1 KiloByte contain?

(a)

1000

(b)

8

(c)

4

(d)

1024

11. How many characters can be handled in Binary Coded Decimal System?

(a)

64

(b)

255

(c)

256

(d)

128

12. The singular form of data is...........

(a)

Record

(b)

File

(c)

Datum

(d)

Values

13. Which is considered as the basic unit of measuring the memory size in the computer?

(a)

Bit

(b)

Byte

(c)

Nibble

(d)

Word

14. Which term refers to a part which together with another makes up a whole?

(a)

Signed

(b)

Unsigned

(c)

Complement

(d)

Uncomplement

15. The hexadecimal equivalent of 1011 is

(a)

14

(b)

15

(c)

11

(d)

12

16. The fundamental logic are.....

(a)

five

(b)

four

(c)

two

(d)

three

17. Which of the following is not the part of a microprocessor unit?

(a)

ALU

(b)

Control unit

(c)

Cache memory

(d)

register

18. Expansion of MHz is .........

(a)

Memory Hertz

(b)

MegaHertz

(c)

Micro Hertz

(d)

Main Hertz

19. Which of the following accessed the total number of pins on the microprocessor?

(a)

Hertz

(b)

Clock speed

(c)

System bus

(d)

Word size

20. How many types of Microprocessors are there?

(a)

2

(b)

4

(c)

3

(d)

8

21. 1 MB.................is KB.

(a)

256

(b)

512

(c)

1024

(d)

128

22. Which of the following is to write HD videos?

(a)

Blu-Ray

(b)

DVD

(c)

CD

(d)

SVCD

23. How many control line is enough to have read or write operation?

(a)

Only One

(b)

Only Two

(c)

Only Four

(d)

More than One

24. Which of the following company manufacturing especially mother board and processors?

(a)

IBM

(b)

Intel

(c)

Motorola

(d)

Samsung

25. Operating system is a_____.

(a)

Application Software

(b)

Hardware

(c)

System Software

(d)

Component

26. Interactive Operating System provides______

(a)

Graphics User Interface (GUI)

(b)

Data Distribution

(c)

Security Management

(d)

Real Time Processing

27. Unix, Linux and windows are the example of_______operating system.

(a)

Single-user

(b)

Multi-user

(c)

Multiprocessing

(d)

(b)and (c)

28. Which of the following are not stored by FAT?

(a)

(b)

access mode

(c)

NTFS

(d)

file size

29. Which is the default folder for many Windows Applications to save your file?

(a)

My Document

(b)

My Pictures

(c)

Documents and Settings

(d)

My Computer

30. Where will you select the option to log out suspend, restart, or shut down from the desktop of Ubuntu OS?

(a)

Session Indicator

(b)

Launcher

(c)

Files

(d)

Search

31. Which of the following is not an access applications?

(a)

Word processing

(b)

games

(c)

(d)

C++

32. Which version of Windows takes better advantage of multi-core processing?

(a)

8

(b)

7

(c)

10

(d)

3

33. The first level in a hierarchical directory system is

(a)

root directory

(b)

sub directory

(c)

directory

(d)

folder

34. Which of the following are wild card characters?

(a)

@~

(b)

/,+

(c)

*,?

(d)

+,-

35. Which icon on the desktop is used to recover the deleted files and folders?

(a)

My computer

(b)

This PC

(c)

Recycle bin

(d)

Computer bin

36. Which of the following is not the icon in the Ubuntu OS?

(a)

Amazon

(b)

FlipKart

(c)

Files

(d)

Trash

37. How many parent directory is allowed for a child directory?

(a)

2

(b)

Only One

(c)

More than 2

(d)

Less than 6

38. ______________ icon is the equivalent of Recycle bin of windows OS. All the deleted Files and Folders are moved here

(a)

Trash

(b)

Files

(c)

Online shopping

(d)

Libre Office Impress

39. Which of the following activities is algorithmic in nature?

(a)

Assemble a bicycle

(b)

Describe a bicycle.

(c)

Label the parts of a bicycle.

(d)

Explain how a bicycle works.

40. If i = 5 before the assignment i = i-1 after the assignment, the value of i is

(a)

5

(b)

4

(c)

3

(d)

2

41. Which of the following statement is not true?
(i) An algorithm is used to solve a problem
(ii) An instruction not describes an action
(iii) An algorithm is not a sequence of instructions
(iv) A process evolves when the instructions are executed

(a)

only (i)

(b)

only (ii) and (iii)

(c)

only (i) and (iv)

(d)

only (iii) and (iv)

42. Which of the following design technique state the relation between the input and the output

(a)

Specification

(b)

Abstraction

(c)

Composition

(d)

Decomposition

43. Which serves as a contract between the designer and users of the algorithm?

(a)

Abstraction

(b)

Specification

(c)

Composition

(d)

Decomposition

44. Which notation is similar to programming languages?

(a)

Pseudo code

(b)

Flowchart

(c)

Statements

(d)

Decomposition

45. If C S is a ___________ variant of alternative statement

(a)

iterative

(b)

assignment

(c)

control flow

(d)

conditional

46. If C1 is false and C2 is true, the compound statement
1 if CI
2 SI
3 else
4 if C2
5 S2
6 else
7 S3
executes

(a)

S1

(b)

S2

(c)

S3

(d)

none

47. How many times the loop is iterated?
i:= 0
while i $\neq$5
i := i+ 1

(a)

4

(b)

5

(c)

6

(d)

0

48. After an algorithmic problem is decomposed into subproblems, we can abstract the subproblems as ________ _.

(a)

refinement

(b)

pseudo-code

(c)

decomposition

(d)

functions

49. Using this recursive definition${ a }^{ n }=\begin{cases} 1\quad \quad \quad \quad \quad \quad ifn=0 \\ a\times { a }^{ n }-1\quad otherwise \end{cases}$how many multiplications are needed to calculate a10?

(a)

11

(b)

10

(c)

9

(d)

8

50. Which of the following is updated when each time the loop body is executed?

(a)

Data

(b)

Variables

(c)

Function

(d)

All of these