SAMPLE PAPER FOR NATIONAL CYBER OLYMPIAD (NCO) STAGE-II CLASS -IX
Time : 1 Hr.
Max. Marks : 50
GENERAL INSTRUCTIONS 1.
Before answering the paper, fill up the required details in the blank space provided in the answer sheet.
2.
Write your Name and Roll No. in the space provided in the bottom of this booklet.
3.
Blank papers, clip boards, log tables, slide rule, calculators, mobile or any other electronic gadgets in any form is not allowed.
4.
Paper carries 50 questions each of 1 (one) mark.
5.
There is no negative marking. Do not spend too much time on a particular question.
6.
No rough sheets will be provided by the invigilators. All the rough work is to be done in the blank space provided in the question paper.
7.
In case of any dispute, the answer filled in the OMR sheet available with the institute shall be final.
Name : ____________________________________________ Roll No. : _______________________________
MENTAL ABILITY 1.
If 56 = 47, 18 = 9, then 90 = ? (A) 45 (B)18
(C) 81
(D) 63
2.
Hospital is in East of college, while my house is in south of college, Hotel is in north of Hospital, at the same distance, as my house to college. In which direction is hotel with respect to my house. (A) North (B) East (C) South of west (D) North of East
3.
Find the missing number in the following :
7
14
5
8
12
5 (A) 1 4.
8
1
10
? 2
6 (B) 0
(C) 2
Find the wrong term in the letter-number series given below : G4T, J10R, M20P, P43N, S90L (A) G4T (B) J10R (C) M20P
(D) 3
(D) P43N
Direction : (5) Each of these questions given below contains three group of things. You are find the diagram that depicts the correct relationship among the three groups of thing in each question.
5.
6.
(A)
(B)
(C)
(D)
Book, Pen, Pencil (A) B
(B) A
(C) D
(D) C
On the basis of two figures of dice, you have to tell, what number will be on the opposite face of number 5 : 5
6
3 (A) 1
(B) 3
4
1
3
(C) 4
(D) 2
(Space For Rough Work)
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NCO _CLASS-IX_PAGE # 1
7.
In the following question, a figure marked (a) is followed by four figures (A), (B), (C) and (D) which show the possible water images of figure (a). Choose one out of these four figures which is the correct water image of the figure (a).
(a)
(A)
(B)
(D)
(C)
8.
A monkey climbs 30 feet at the beginning of each hour and rests for a while when he slips back 20 feet before he again starts climbing in the beginning of the next hour. If he begins his ascent at 8 : 00 A.M., at what time will he first touch a flag at 120 feet from the ground ? (A) 4 P.M. (B) 5 P.M. (C) 6 P.M. (D) None of these
9.
Each of the following series consists of five figures, marked 1, 2, 3, 4 & 5. They are in a particular pattern. Select a figure form the marked figures which will continue the series.
1
(A) 10.
2
(B)
3
4
(C)
5
(D)
How many triangles are there in the following figure.
(A) 11
(B) 14
(C) 16
(D) 12
(Space For Rough Work)
NCO _CLASS-IX_PAGE # 2
LOGICAL AND ANALYTICAL REASONONG 11.
In the given figure, PQ = PR. O is the centre of the circle. Find PQR. A
Q
(A) 60º (B) 45º
B
60º
P
O
R
(C) 75º S
(D) 30º 12.
In a circle, chords ST and BC bisect each other internally at P, where ST = 8. Find the area of the isosceles ABC, where A lies on the circle. (A) 64
13.
15.
(C) 64 3
(D) 16
What is the volume of the smallest cube that is needed to enclose a cuboid of dimensions 10 cm × 5 cm ×2 cm, such that the cuboid can be placed inside the cube in any possible orientation? (A) 100 cm3
14.
(B) 16 3
(B) 125 3 / 2 cm 3
(C) 129 3 / 2 cm 3
Find the number of sides of the polygon which has 54 diagonals. (A) 9 (B) 12 (C) 15
(D) None of these
(D) None of these
If O is the centre of the circle and PT is the tangent at the point N, then compute ABC. (A) 30º
A
º 60 O
(B) 45º
C P
(C) 60º
B
60º N
T
(D) 90º 16.
What is the remainder when 357 + 27 is divided by 28? (A) 0 (B) 27 (C) 1
(D) 26
(Space For Rough Work)
NCO _CLASS-IX_PAGE # 3
17.
A number when divided by 259 leaves a remainder 139. What will be the remainder when the same number is divided by 37? (A) 26
18.
(B) 27
(C) 28
(D) 8
60% of the employees of a certain company are men, and 70% of the men are married. If 58% of company’s employees are married, what fraction of the women employed by the company are married? (A)
19.
1 8
(B)
3 8
(C)
21 20
(D)
2 5
A train 160 m long is running at a speed of 90 kmph. Another train 460 m long is running on a parallel track but in opposite dircetion at 126 kmph. For how much time smaller train will be completely overlapped by lengthier train? (A) 5 s
20.
(B)
31 s 3
(C) 2.33 s
(D) 3s
If a person has a speed of 40 km/hr he reaches, the office 5 min late and if he increases his speed to 50 km/ hr, he reaches the office 3 min early. Calculate the distance to be covered. (A) 18 km
(B) 26.6 km
(C) 30 km
(D) 36 km
COMPUTER AND INFORMATION TECHNOLOGY 21.
Which of the following is an essential file of a MS-DOS boot disk? (A) COMMAND.COM (B) START.COM (C) TREE.COM
(D) VER.COM
22.
Which of the following operating system reads and reacts in actual time? (A) Quick Response System (B) Real Time System (C) Time Sharing System (D) Batch Processing System
23.
What do you mean by Memory Compaction? (A) Combine multiple equal memory holes into one big hole (B) Combine multiple small memory holes into one big hole (C) Divide big memory hole into small holes (D) Divide memory hole by 2
24.
What is Thrashing? (A) A high paging activity is called thrashing. (B) A high executing activity is called thrashing (C) A extremely long process is called thrashing (D) A extremely long virtual memory is called thrashing (Space For Rough Work)
NCO _CLASS-IX_PAGE # 4
25.
Operating System manages (A) Memory (B) Processor
(C) I/O devices
(D) All of the above
26.
What should be the first step while OS upgrading? (A) Delete old Operating System (B) Backup old Operating System (C) Backup Critical Data (D) Format Hard Disks
27.
What is the address size of IPv6 ? (A) 32 bit (B) 64 bit
(C) 128 bit
28.
What does Router do in a network? (A) Forwards a packet to all outgoing links (B) Forwards a packet to the next free outgoing link (C) Determines on which outing link a packet is to be forwarded (D) Forwards a packet to all outgoing links except the originated link
29.
Which is the correct to create an Arabic numeral list (A)
(B) (C)
(D) 256 bit
(D)
30.
How to add alternative text for an Image? (A) (B) (C) (D)
31.
When many computers are connected together in a large area without the help of some cables, it is called (A) RCN
32.
(B) LAN
(C) WAN
(D) VAN
(C) 1C, 2A, 3B, 4D
(D) 1D, 2B, 3C, 4A
Operating System (A) Links a program with the subroutines it refers (B) provides a layered, user friendly interface (C) enables the programmer to draw a flowchart (D) none of these
33.
Match the following : Set I 1. 1 kilobyte 2. 1 Megabyte 3. 1 Gigabyte 4. 1 Terabyte (A) 1A, 2C, 3D, 4B
Set II A. 1024 bytes B. 1024 GB C. 1024 KB D. 1024 MB (B) 1B, 2D, 3A, 4C
(Space For Rough Work)
NCO _CLASS-IX_PAGE # 5
34.
Match the following : 1. FORTRAN 2. BASIC 3. PASCAL 4. C++ 5. Java (A) 1E, 2C, 3A, 4B, 5D
A. Niklaus Wirth B. Bjarne Strostrup C. John Kemeny and Thomas Kurtz D. Sun microsystems E. IBM compiler products (B) 1A, 2D, 3B, 4C, 5E (C) 1B, 2E, 3C, 4D, 5A (D) 1C, 2A, 3D, 4E, 5B
35.
Computers cannot communicate with each other directly over telephone lines because they use digital pulses whereas telephone lines use analog sound frequencies. What is the name of the device which permits digital to analog conversion at the start of a long distance transmission ? (A) Interface (B) Modem (C) Attenuation (D) Teleprocessor
36.
The major difference between 4GL (Generation Languages) and 3GL is that in 4GL the user does not directly interact with the operating system through commands. Is the above statement true ? (A) Yes (B) No (C) Can’t say (D) Information incomplete
37.
Internet is a computer-based world wide information network. The internet is composed of a large number of smaller interconnected networks. On internet, each connected individual can communicate with anyone else on the internet, publish ideas, and can sell products with a minimum overhead cost. Internet may be termed as an example of : (A) Local Area Network (B) Metropolitan Area Network (C) Wide Area Network (D) All of these
38.
Electronic mail is sending and receiving messages through computers. The major advantages of E-mail are : (A) Easy maintenance of records (B) Paper waste reduction (C) Low Cost (D)All of the above
39.
How many rows and columns are there in an MS-Excel work sheet ? (A) 70,000 rows, 300 columns (B) 75,536 rows, 356 columns (C) 70,356 rows, 295 columns (D) 65,536 rows, 256 columns
40.
Virus in computers is related to : (A) Dust particles (B) Hardware
(C) Program
(D) All of these
Key board shortcut for pasting is : (A) Ctrl + C (B) Ctrl + P
(C) Ctrl + D
(D) Ctrl + V
41.
42.
Creating form letters using mail merge involves (A) Creating the main document (B) Creating the main document and data source (C) Inserting merge fields in the main document and merging the main document with data source (D) Both B and C (Space For Rough Work)
NCO _CLASS-IX_PAGE # 6
43.
Which of the following gives the status of your document like page numbers, number of pages ? (A) Status bar (B) Standard toolbar (C) Formatting tool bar (D) Task bar
44.
Match the following Column - A Column - B a. the printed copy of a document is called a soft copy 1. T b.Word can also check the spelling and grammar in a document 2. F c. End key marks the end of a paragraph 3. T d. The print icon appears on standard toolbar 4. F (A) a - 2, b - 1, c - 4, d - 3 (B) a - 1, b - 2, c - 3, d - 4 (C) a - 3, b - 2, c - 1, d - 3 (D) a - 2, b - 4, c - 3, d - 1
45.
When a group of computers is connected together in a small area, it is called (A) Remote communication network (B) Local area network (C) Wide area network (D) Value add network
46.
Ethernet, wireless 802..11b, Home PNA 2.0 are the (A) Protocol (B) Wed browsers (C) Operating systems (D) ISPs
47.
All computers understand the language BASIC because, as its name implies, it is the most fundamental of computer languages. (A) True (B) False (C) Partially true (D) Partially false
48.
WWW is (A) (World Wide Web) Usually means the universe of hypertext servers (HTTP servers) which allows text, graphics sound files, etc. to be mixed together. (B) (Internet Relay Chat) Basically a huge multi-user live chat facility (C) Refers to the fact that Black widow spiders are found in all parts of the world and therefore have a world wide wed. (D) Browser
49.
HTML is (A) The coding languages used to create Hypertext documents for use on the World Wide Web (B) Something made up ; no one knows what it is (C) A unique number consisting of 4 parts separated by dots (D) Navigator
50.
E-mail is (A) A measurement of how fast data is moved from one place to another (B) Message, usually text, sent from one person to another via computer (C) When you send your grandma a decorated “E” in her birthday card (D) Code (Space For Rough Work)
Ques
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Ans
C
D
A
B
C
C
B
C
B
B
D
D
C
B
B
Ques
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Ans
D
C
D
A
B
A
B
B
A
D
C
C
C
B
D
Ques
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
Ans
C
B
A
A
B
A
C
D
D
C
D
D
A
A
B
Ques
46
47
48
49
50
Ans
A
B
A
A
B
NCO _CLASS-IX_PAGE # 7