Computer Science 11 past paper 2024

The relationship between entities **COLLEGE** and **DEPARTMENT** is:

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Differentiate between **opensource software** and **licensed software** with one example each.

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What is an **application software**? Explain any two types of application software with one example each.

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Which of the following is an output device?

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What is **Bluetooth**? Enlist any two applications of Bluetooth.

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Why is **wireless communication** more popular? Give five reasons.

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Google Chrome is an example of:

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Which chip memory is faster: **SRAM** or **DRAM**? Give two reasons for your selection.

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What is an **optical disk**? Describe its working mechanism with an advantage.

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Which of the following is an example of sequential access memory?

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What is **MAN**? Write down its two characteristics.

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What is the purpose of **OSI model**? Explain the functions of **Transport layer** and **Application layer**.

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A memory card is an example of:

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Write two comparison points between **'volatile'** and **'non-volatile'** memories with one example each.

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What is **register**? Differentiate between any **TWO** examples of **Special-purpose registers**.

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A memory word that is to be stored in or fetched from memory must first be transferred into:

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Why is **'Cache'** memory used? (Give three reasons.)

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What are **Pointing input devices**? Explain the purpose and application of any **TWO** devices.

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Which of the following ports is used to connect video devices?

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Complete the following table for the following types of instructions: | Instruction Type | Number of operands | Example | | :--- | :--- | :--- | | Zero-address | | | | One-address…

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What is **database model**? How is **Hierarchical database model** different from **Network database model**? Give at least four reasons.

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Which of the following protocols is used at the **Session layer** of the OSI model?

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Draw an **ER Diagram** that shows cardinality and modality for the following situation: Each student may be registered for one or more courses. A course may have at least one stude…

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What is a **Port**? How are **USB** and **HDMI** ports helpful for the working of computer system?

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The IP address $172.168.12.110$ is an example of following network class:

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What is **system bus**? Write down the purpose of **data bus**.

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TV remote is an example of following communication:

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How is **Form** useful in database? Give three reasons.

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Which of the following refers to the minimum number of times an instance of one entity associated with the instances of related entity?

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What is the purpose of an **expansion slot**? Identify the most efficient expansion slot as well.

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Which of the following is used in relationship between tables whose value matches with the primary key in another table?

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How is a **Super computer** different from **Microcomputer**? Justify with three reasons.

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Which dependency is removed in **2NF**?

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Which **expansion card** is required to connect to the internet? Give reasons of using this card.

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What is **query**? Enlist names of four queries.

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Compare **Half-duplex** and **Full-duplex** communication modes. (Any three points)

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Enlist three factors that affect the processing speed of a computer system.

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Compare **Mesh** and **Bus** network topologies in terms of architecture, reliability and expansion.

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Enlist any three roles of **Database administrator**.

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What is **WML**? Write down its two features.

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Why is **LCD** better than **CRT** monitor? Justify your answer with three reasons.

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State any three tasks of **Data Manipulation Language**.

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Differentiate between **Client-Server** and **Peer-to-Peer** network architectures. (Any three points)

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What is **control unit**? List down three main components of control unit.

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Compare **'field'** and **'record'** with one example of each.

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Identify the **Primary key** in the given MS-Access table, also mention suitable data type for any four fields: | Book ID | Title | Available | Publish Date | Price | | :--- | :---…

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What is **Program control instruction**? Give an example as well.

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What is **report**? Enlist any two report layouts.

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Is **BIOS** hardware or software? How is it helpful in performance of the computer system?

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