Answer:
System Software
Explanation:
Anything on your computer that includes system services, configuration files, and many other computer preferences is called system software. System software like the operating systems themselves, browsing software, and many other software programs offers platform to other software. It falls in between the user and the hardware. Once your Operating System is installed, the system software comes preinstalled. System software constitutes every program file on your computer that interacts in a very basic level with the hardware.
Answer:
a. True
Explanation:
A computer can be defined as an electronic device that is capable of receiving of data in its raw form as input and processes these data into information that could be used by an end user. Computers can be classified on the basis of their size and capacity as follows;
I. Supercomputers.
II. Mainframe computers.
III. Mini computers.
IV. Micro computers.
Mainframe computers were developed and introduced in the early 1950s.
Mainframe computers are specifically designed to be used for performing multi-programming because they are high-performance computers with the ability to handle multiple users. As a result, it simply means that mainframe computers can be used to effectively and efficiently perform the work of over one hundred (100) users at a time on the computer. Some examples of mainframe computers include the following; IBM Es000 series, CDC 6600 and ICL39 Series.
Furthermore, mainframe computers are mostly or commonly used by large companies, business firms or governmental institutions for performing various complex tasks such as census, financial transactions, e-commerce, data sequencing, enterprise resource planning, etc.
Answer:
Encryption Keys
Explanation:
In order to make sure only the intended recipient receives the information, encryption keys rely on a unique pattern, just like your house key, except instead of grooves and ridges encryption keys use numbers and letters.
Answer:
Spooling is a process in which data is temporarily held to be used and executed by a device, program or the system. Data is sent to and stored in memory or other volatile storage until the program or computer requests it for execution. "Spool" is technically an acronym for simultaneous peripheral operations online.
B. hand gestures
these are not verbal.
