C++ | MCQs

Explanation

Explanation

Explanation

  To play and hear sound on a computer, the following are required:

• Sound Card: A hardware component or integrated chip that processes audio signals and enables the computer to produce sound.
• Speakers: External or built-in devices that convert audio signals from the sound card into audible sound.

Explanation

The Arithmetic Logic Unit (ALU) and the Control Unit (CU)

They are both components of the Central Processing Unit (CPU), which is the brain of a computer

Explanation

Installing antivirus software is a preventive measure, not a type of cyber-crime.

Explanation

Both software and physical parts work together to transfer data in a computer system.

Software parts, such as operating systems, device drivers, and data transfer protocols, manage and direct data transfer.

Physical parts, like buses, ports, cables, network interface cards, and storage devices, physically move the data.

Explanation

In 2018, Careem, a Middle Eastern ride-hailing company.

It suffered a data breach that exposed the personal data of approximately 14 million users, including names, email addresses, phone numbers, and passwords.

The breach occurred in January 2018.

But it was only disclosed in April 2018.

Explanation

A buffer is a temporary storage area that holds data while it is being transferred between two devices or processed by the CPU.

It helps manage differences in data processing speeds between the CPU and peripheral devices, ensuring smooth data flow.

Explanation

AGP (Accelerator Graphics Port) is a high-speed interface designed specifically for graphics cards to enhance the performance of 3D graphics rendering.

It allows for faster data transfer between the graphics card and the motherboard compared to earlier technologies like PCI.

Explanation

A compiler translates high-level programming language (like C or Java) into low-level machine code.

It allowing the program to be executed by a computer's processor.