1.
How many types of softwares do we have?
Correct Answer
D. 2 types, system software and application software.
Explanation
The correct answer is 2 types, system software and application software. This answer accurately identifies the two main categories of software. System software refers to the programs that manage and control the computer's hardware and provide a platform for running other software. Application software, on the other hand, refers to programs that perform specific tasks or functions for the user, such as word processors, web browsers, or video editing software.
2.
We use backspace from key board to:
Correct Answer
C. To fix our typing mistakes.
Explanation
The backspace key on a keyboard is used to fix typing mistakes. It allows us to delete characters that were incorrectly typed or to remove unwanted text. It is a useful tool for correcting errors and ensuring that our written content is accurate and error-free.
3.
How to add a new toolbar to your taskbar?
Correct Answer
B. Right click on taskbar, toolbar and add new toolbar
Explanation
To add a new toolbar to the taskbar, you need to right-click on the taskbar and select the "Toolbar" option. Then, choose the "Add new toolbar" option from the menu that appears. This will allow you to create a new toolbar and customize its contents according to your preferences.
4.
What does RAM stand for?
Correct Answer
D. Random access memory
Explanation
RAM stands for Random Access Memory. It is a type of computer memory that allows data to be accessed in any order, unlike sequential access memory such as tapes or disks. RAM is volatile memory, meaning that its contents are lost when the computer is powered off or restarted. It is used to temporarily store data that the computer is actively using, such as program instructions and data being processed. The random access nature of RAM allows for faster data retrieval compared to other types of memory, making it essential for efficient computer operation.
5.
ROM is permanent memory and can not be erased.
Correct Answer
A. True
Explanation
ROM stands for Read-Only Memory, which is a type of memory in a computer or electronic device that is non-volatile and cannot be erased or modified. It contains the firmware or software instructions that are permanently stored and cannot be changed by the user. This makes ROM a form of permanent memory that retains its data even when the power is turned off. Therefore, the statement that ROM is permanent memory and cannot be erased is true.
6.
Memory is used to store information permanently?
Correct Answer
B. False
Explanation
Memory is not used to store information permanently. Instead, memory is used to store information temporarily. When the power is turned off, the information stored in memory is lost. Permanent storage of information is typically done using storage devices such as hard drives or solid-state drives.
7.
The full form of CD ROM is.....................................................?
Correct Answer
Compact disk read only memory.
Explanation
The correct answer is "Compact disk read only memory." CD ROM stands for Compact Disk Read Only Memory, which refers to a type of storage medium that can store data permanently and can only be read from, but not written to. It is commonly used for distributing software, music, and other digital content.
8.
Portable devices are those devices which you can..................................in any computer, like................................,......................
Correct Answer
plug, flash disk and external hard disk
Explanation
Portable devices are those devices which can be easily connected or plugged into any computer, such as a flash disk or an external hard disk. These devices are designed to be easily transported and used on different computers without the need for any additional installation or setup. They provide a convenient way to store and transfer data, allowing users to access their files and documents on multiple computers without any hassle.
9.
What does CPU stands for?
10.
How to make a new user account write down the proccess?