Question
What type of high-performance and costly computer can
process data for hundreds or thousands of users at the same time?Solution
Mainframes  are a type of computer that generally is known for their large size, amount of storage, processing power and high level of reliability.
• They are primarily used by large organizations for mission-critical applications requiring high volumes of data processing.
• All mainframes can run or host multiple operating systems.
• They are designed to handle very high-volume input and output (I/O) and emphasize throughput computing.
• A single mainframe can replace dozens or even hundreds of smaller servers.
In database, a fields is a
To select the entire document which of the following shortcut keys is used?Â
Which of the following keys is not on the number keypads?
What is the key characteristic of a real-time operating system?
Which of the following is a graphic package?
One should click ___________ in order to move from one worksheet to another in MS-Excel workbook.Â
The number of pixels displayed on a screen is known as
Vacuum Tubes were used in which generation of Computers?
Which layer of the OSI model provides the interface between the user and the network?
_________ term is used for those hardware devices that are not part of the main computer system and are often added later to the system.
