IT &computer MCQ section 5 Practice Questions Answers Test with Solutions & More Shortcuts

Answer: (a)

Fetch-Decode-Execute Cycle is the basic operation cycle of a computer. It is the process by which a computer retrieves a program instruction from its memory (fetch), determines what actions the instruction requires (decode), and carries out those actions (execute).

It is repeated continuously by the central processing unit, from boot up to when the computer is shut down.

Answer: (d)

In a Computer System, the Printer is functionally Opposite of a Keyboard. A keyboard is the most common input device that comprises a set of typewriter-like keys used to enter data into a computer.

On the contrary, a printer is an output device capable of printing text and graphics on paper. Printers convert processed data from a combination of electronic impulses into a printed form called a hard copy.

Answer: (c)

A Floppy Disc can store 1.44 mb data.

Answer: (c)

C is a high-level language. In computing is a general-purpose programming language initially developed by Dennis Ritchie between 1969 and 1973 at Bell Labs.

C is one of the most widely used programming languages of all time, Many later languages have borrowed directly or indirectly from C, including C#, D, Go, Java, JavaScript, Limbo, LPC, Perl, PHP, Python, and Unix’s C shell.

Answer: (c)

In the field of computer networking and other packet-switched telecommunication networks, Quality of Service (QoS) traffic scheduling refers to traffic prioritization and resource reservation control mechanisms that provide different priority to different applications, users, or data flows, and guarantees a certain level of performance to a data flow.

It is particularly important for the transport of traffic with special requirements.