2024 · Paper 1
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AGA KHAN UNIVERSITY EXAMINATION BOARD
SECONDARY SCHOOL CERTIFICATE
CLASS IX
ANNUAL EXAMINATIONS (THEORY) 2024
Physics Paper I
Time: 1 hour 10 minutes Marks: 40
INSTRUCTIONS
Please read the following instructions carefully.
- Read each question carefully.
- Answer the questions on the separate answer sheet provided. DO NOT write your answers on the question paper.
- There are 100 answer numbers on the answer sheet. Use answer numbers 1 to 40 only.
- In each question there are four choices A, B, C, D. Choose ONE. On the answer grid black out the circle for your choice with a pencil.
- If you want to change your answer, ERASE the first answer completely with a rubber, before blacking out a new circle.
- DO NOT write anything in the answer grid. The computer only records what is in the circles.
- You may use a simple calculator if you wish.
Physics Paper I • CLASS IX (2024)Total 40 Examination Items • SLO Mapped
Q.1.
The generation of computers that started to use RAM and ROM for the first time is
Out of 2025 SyllabusCognitive Level: K (Knowledge)
A.
second generation.
B.
third generation.
C.
fourth generation.
D.
fifth generation.
Q.2.
Computers that work on supply of continuous signals as input and display output simultaneously are
Out of 2025 SyllabusCognitive Level: K (Knowledge)
A.
analog computers.
B.
digital computers.
C.
hybrid computers.
D.
personal computers.
Q.3.
The type of computer that is MOST suitable to stream online videos is
Out of 2025 SyllabusCognitive Level: U (Understanding)
A.
minicomputer.
B.
supercomputer.
C.
microcomputer.
D.
mainframe computer.
Q.4.
Some devices are essential to perform specific tasks on a computer.
Two essential devices to make a video call are
2025 Syllabus: SLO 1.2.1 • The Computer System ↗Cognitive Level: U (Understanding)
2025 SLO Outcome (1.2.1): define various input and output devices, including keyboards, touchscreen, pointing devices, biometric scanners, sensors, recognition systems, audio devices, display screens, printers, plotters, cutters, and actuators;
A.
webcam and printer.
B.
monitor and scanner.
C.
headphone and scanner.
D.
webcam and headphones.
Q.5.
A system needs to automatically unlock the door in a house during the day and lock it at night.
The MOST suitable sensor to be used in this system is
2025 Syllabus: SLO 1.2.2 • The Computer System ↗Cognitive Level: U (Understanding)
2025 SLO Outcome (1.2.2): identify the use of types of sensors, i.e., temperature, moisture, light, infra-red, pressure, sound/ acoustic, gas and pH;
A.
light sensor.
B.
pressure sensor.
C.
moisture sensor.
D.
temperature sensor.
Q.6.
A CPU contains all of the following components EXCEPT
2025 Syllabus: SLO 1.2.4 • The Computer System ↗Cognitive Level: U (Understanding)
2025 SLO Outcome (1.2.4): illustrate the Von Neumann Architecture using a block diagram;
A.
registers.
B.
input unit.
C.
control unit.
D.
arithmetic logic unit.
Q.7.
A signal that causes data transfer from main memory to a CPU register is sent from
2025 Syllabus: SLO 1.2.5 • The Computer System ↗Cognitive Level: U (Understanding)
2025 SLO Outcome (1.2.5): illustrate the system bus and its types, including data bus, address bus and control bus, along with their roles in computer architecture using a diagram;
A.
input unit.
B.
output unit.
C.
control unit.
D.
arithmetic logic unit.
Q.8.
In contrast to RAM, one of the features of ROM is that it
2025 Syllabus: SLO 1.3.2 • The Computer System ↗Cognitive Level: U (Understanding)
2025 SLO Outcome (1.3.2): compare the types of primary memory, i.e., Random Access Memory (RAM) and Read Only Memory (ROM);
A.
can be increased in size to improve operational speed of a computer.
B.
is used to store data, part of operating system (OS) currently in use.
C.
is used to store BIOS and other data needed at start up.
D.
can be written to and read from.
Q.9.
Which of the following statements is FALSE about the cache memory levels?
Out of 2025 SyllabusCognitive Level: U (Understanding)
A.
Level 2 cache memory is located on the microprocessor.
B.
Level 1 cache memory is located on the microprocessor.
C.
Level 3 cache memory is slower than level 1 cache memory.
D.
Level 3 cache memory is smallest in storage capacity than other two levels.
Q.10.
Which of the following statements is TRUE about hard disk drive?
2025 Syllabus: SLO 1.2.3 • The Computer System ↗Cognitive Level: U (Understanding)
2025 SLO Outcome (1.2.3): describe primary and secondary storage devices based on location, cost, capacity, access time, data processing method, and storage technology such as semiconductor (SSD), magnetic (HDD), and optical;
A.
It is a volatile storage device.
B.
It is a primary storage device.
C.
It uses optical disks to store data.
D.
It uses random access method to access the data.
Q.11.
The TWO most common output devices used on the billing counter of a supermarket are
2025 Syllabus: SLO 1.2.1 • The Computer System ↗Cognitive Level: U (Understanding)
2025 SLO Outcome (1.2.1): define various input and output devices, including keyboards, touchscreen, pointing devices, biometric scanners, sensors, recognition systems, audio devices, display screens, printers, plotters, cutters, and actuators;
A.
printer and keypad.
B.
printer and speaker.
C.
monitor and printer.
D.
monitor and keypad.
Q.12.
The function that is NOT associated with an operating system is
2025 Syllabus: SLO 1.5.2 • The Computer System ↗Cognitive Level: U (Understanding)
2025 SLO Outcome (1.5.2): explain the following types of system software: a. operating system, b. device drivers, c. utility programs, d. language processors;
A.
data analysis.
B.
resource allocation.
C.
process management.
D.
memory management.
Q.13.
The MOST common feature of user management systems is to
2025 Syllabus: SLO 1.5.2 • The Computer System ↗Cognitive Level: U (Understanding)
2025 SLO Outcome (1.5.2): explain the following types of system software: a. operating system, b. device drivers, c. utility programs, d. language processors;
A.
access control lists.
B.
process scheduling.
C.
manage virtual memory.
D.
manage network protocol.
Q.14.
As compared to graphical user interface, the command line interface
2025 Syllabus: SLO 1.5.2 • The Computer System ↗Cognitive Level: U (Understanding)
2025 SLO Outcome (1.5.2): explain the following types of system software: a. operating system, b. device drivers, c. utility programs, d. language processors;
A.
is easy to learn.
B.
consists of menus.
C.
requires less memory.
D.
uses mouse as an input device.
Q.15.
An essential component of a batch processing operating system is the
2025 Syllabus: SLO 1.5.2 • The Computer System ↗Cognitive Level: U (Understanding)
2025 SLO Outcome (1.5.2): explain the following types of system software: a. operating system, b. device drivers, c. utility programs, d. language processors;
A.
interactive user interface.
B.
capability of multi-tasking.
C.
real-time processing algorithms.
D.
job scheduling and management.
Q.16.
Which of the following options is a characteristic of a multi-user operating system?
2025 Syllabus: SLO 1.5.2 • The Computer System ↗Cognitive Level: U (Understanding)
2025 SLO Outcome (1.5.2): explain the following types of system software: a. operating system, b. device drivers, c. utility programs, d. language processors;
A.
It allows users to access the system simultaneously.
B.
It cannot be used for personal computers.
C.
It does not support system networking.
D.
It requires less memory to operate.
Q.17.
If a person is working on an MS Word file, then the keyboard shortcut to open another new MS Word file is
Out of 2025 SyllabusCognitive Level: K (Knowledge)
A.
Ctrl + O
B.
Ctrl + N
C.
Alt + O
D.
Alt + N
Q.18.
The shortcut key used to move the cursor at the beginning of the line is
Out of 2025 SyllabusCognitive Level: U (Understanding)
A.
Home
B.
Alt+Home
C.
Ctrl+Home
D.
Shift+Home
Q.19.
Which of the following menu tabs provides the option for applying header and footer to a document?
Out of 2025 SyllabusCognitive Level: U (Understanding)
A.
Home
B.
Insert
C.
Design
D.
Layout
Q.20.
Which of the following menu tabs provides the option for setting the margin of a document?
Out of 2025 SyllabusCognitive Level: U (Understanding)
A.
Home
B.
Insert
C.
Design
D.
Layout
Q.21.
The transmission medium can be defined as the
2025 Syllabus: SLO 1.7.1 • The Computer System ↗Cognitive Level: K (Knowledge)
2025 SLO Outcome (1.7.1): describe data communication and its components, i.e., sender, message, medium, protocol and receiver;
A.
data to be transmitted.
B.
pathway to send the data.
C.
device to send or receive data.
D.
rule to govern the data communication.
Q.22.
Consider the given data to be transmitted via asynchronous transmission.
10101010
After adding start and stop bits, this data will become
2025 Syllabus: SLO 1.7.3 • The Computer System ↗Cognitive Level: U (Understanding)
2025 SLO Outcome (1.7.3): differentiate between the synchronous and asynchronous data transmission methods;
A.
1101010101
B.
1101010100
C.
0101010100
D.
0101010101
Q.23.
All of the following are advantages of using guided media in the data communication EXCEPT
2025 Syllabus: SLO 1.9.3 • The Computer System ↗Cognitive Level: U (Understanding)
2025 SLO Outcome (1.9.3): explain guided media and unguided media;
A.
lower attenuation.
B.
higher bandwidth.
C.
less expensive than wireless media.
D.
immune to electromagnetic interference.
Q.24.
Consider the given table showing the picture of a digital signal sent from point A and received at point B.
The signal which is received at point B in this form is due to
Out of 2025 SyllabusCognitive Level: U (Understanding)
A.
crosstalk.
B.
distortion.
C.
attenuation.
D.
amplification.
Q.25.
A device that is used to access the internet via telephone line is
2025 Syllabus: SLO 1.8.1 • The Computer System ↗Cognitive Level: U (Understanding)
2025 SLO Outcome (1.8.1): explain the following communication devices: a. hub, b. modem, c. switch, d. router, e. gateway;
A.
router.
B.
switch.
C.
dial-up modem.
D.
network interface card.
Q.26.
Which of the following data transmission is measured in kilobits per second?
Out of 2025 SyllabusCognitive Level: K (Knowledge)
A.
Data rate
B.
Baud rate
C.
Bandwidth
D.
Signal-to-Noise Ratio
Q.27.
The number of bits in 8 bytes is
Out of 2025 SyllabusCognitive Level: A (Application)
A.
16
B.
32
C.
64
D.
128
Q.28.
All of the following are the uses of a network EXCEPT
2025 Syllabus: SLO 1.9.1 • The Computer System ↗Cognitive Level: U (Understanding)
2025 SLO Outcome (1.9.1): explain computer networks and their uses in different fields;
A.
file sharing.
B.
communication.
C.
word processing.
D.
hardware sharing.
Q.29.
A transmission mode which sends data only in one direction is called as
2025 Syllabus: SLO 1.7.2 • The Computer System ↗Cognitive Level: K (Knowledge)
2025 SLO Outcome (1.7.2): describe the modes of network communication, i.e., simplex, half duplex and full duplex;
A.
simplex.
B.
full-duplex.
C.
peer-to-peer.
D.
client/ server.
Q.30.
In a point-to-point network, the minimum number of device(s) that can be connected is/ are
2025 Syllabus: SLO 1.8.2 • The Computer System ↗Cognitive Level: U (Understanding)
2025 SLO Outcome (1.8.2): explain structure and functionality of network architecture and its types, including client-server, peer-to-peer, and point-to-point;
A.
one.
B.
two.
C.
three.
D.
four.
Q.31.
If a person creates a network with smartphone and shares the connection with his tablet, then the type of network is identified as
Out of 2025 SyllabusCognitive Level: U (Understanding)
A.
LAN.
B.
PAN.
C.
WAN.
D.
MAN.
Q.32.
All of the following are uses of Bluetooth network EXCEPT
Out of 2025 SyllabusCognitive Level: U (Understanding)
A.
connect I/O devices.
B.
wireless audio streaming.
C.
file sharing between devices.
D.
long-range wireless internet access.
Q.33.
A topology which is MOST expensive among other topologies is
2025 Syllabus: SLO 1.9.4 • The Computer System ↗Cognitive Level: U (Understanding)
2025 SLO Outcome (1.9.4): explain the following network topologies emphasising their structure, functionality, advantages, and disadvantages: a. bus topology, b. ring topology, c. tree topology, d. star topology, e. mesh topology;
A.
bus.
B.
star.
C.
ring.
D.
mesh.
Q.34.
A type of communication technology that provides the LOWEST internet connection speed is a/ an
Out of 2025 SyllabusCognitive Level: U (Understanding)
A.
dial-up line.
B.
digital subscriber line.
C.
code division multiple access.
D.
integrated services digital network.
Q.35.
Which of the following HTML tags does NOT need a closing tag?
2025 Syllabus: SLO 3.3.1 • Programming Fundamentals (JavaScript, HTML & CSS) ↗Cognitive Level: U (Understanding)
2025 SLO Outcome (3.3.1): write HTML code to: a. specify a page title, b. create a paragraph, c. insert line breaks, d. insert spaces, e. add headings/ sub-headings;
A.
<title>
B.
<head>
C.
<br>
D.
<p>
Q.36.
Consider the given image of a webpage.
The following changes need to be made in the heading:
Font style: Calibri
Font color: Blue
Font size: 35 pixels
The HTML code that will make these changes is
2025 Syllabus: SLO 3.9.2 • Programming Fundamentals (JavaScript, HTML & CSS) ↗Cognitive Level: A (Application)
2025 SLO Outcome (3.9.2): apply code using inline/ internal CSS: a. background (color and image), b. font (colour, style and size), c. tables (border, size, alignment);
A.
<p style="font-family:Calibri; font-color:Blue; font-size:35px;">Content Management System</p>
B.
<p style="font:Calibri; font-color:Blue; font-size:35px;">Content Management System</p>
C.
<p style="font-family:Calibri; color:Blue; font-size:35px;">Content Management System</p>
D.
<p style="font:Calibri; color:Blue; font-size:35px;">Content Management System</p>
Q.37.
An image can be set as background of a web page by using the
2025 Syllabus: SLO 3.5.2 • Programming Fundamentals (JavaScript, HTML & CSS) ↗Cognitive Level: U (Understanding)
2025 SLO Outcome (3.5.2): write HTML code to: a. apply background colour to a web page, b. apply foreground colour to a web page, c. assign a background image to the web page;
A.
background attribute in the body tag.
B.
body attribute in the background tag.
C.
href attribute in the background tag.
D.
body attribute in the href tag.
Q.38.
Which of the following HTML codes should be used to display white text on a background having black color?
2025 Syllabus: SLO 3.9.2 • Programming Fundamentals (JavaScript, HTML & CSS) ↗Cognitive Level: A (Application)
2025 SLO Outcome (3.9.2): apply code using inline/ internal CSS: a. background (color and image), b. font (colour, style and size), c. tables (border, size, alignment);
A.
<body style="color: white; background-color: black;">Some text here</body>
B.
<body "bgcolor=black fgcolor=white">Some text here</body>
C.
<body backgroundcolor=black text=white> Some text here</body>
D.
<body bgcolor=black foregroundcolor=white> Some text here</body>
Q.39.
Consider the given image of a web page.
When someone clicks on Visit PIA Website then they are redirected to https://www.piac.com.pk
The HTML code to insert this hyperlink is
2025 Syllabus: SLO 3.6.1 • Programming Fundamentals (JavaScript, HTML & CSS) ↗Cognitive Level: A (Application)
2025 SLO Outcome (3.6.1): write HTML code to: a. create a hyperlink to a web page; b. create an 'anchor' in the context of hyperlinks; c. create an anchor to hyperlink within a web page; d. create a graphical hyperlink;
A.
<a href="https://www.piac.com.pk">Visit PIA Website</a>
B.
<a Visit PIA Website : href="https://www.piac.com.pk" </a>
C.
<a Visit PIA Website : href="https://www.piac.com.pk"> </a>
D.
<a>Visit PIA Website : href="https://www.piac.com.pk"> </a>
Q.40.
Two of the tags that are related to tables in HTML are
2025 Syllabus: SLO 3.8.1 • Programming Fundamentals (JavaScript, HTML & CSS) ↗Cognitive Level: K (Knowledge)
2025 SLO Outcome (3.8.1): write HTML code to create a table in the webpage with the following table attributes: a. table border, b. border colour, c. background colour, d. table width, e. table height, f. table row <tr>, g. standard data cell <td>, h. header cell <th>;
A.
<tr> </tr> and <th> </th>
B.
<br> </br> and <dt> </dt>
C.
<tr> </tr> and <br> </br>
D.
<th> </th> and <dt> </dt>
S2401-1711110END OF PAPERPhysics Paper I