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51
Who is called the "grand father" of the computer?
Discuss
Answer & Solution
Answer: Option B
Solution:
Charles Babbage KH FRS was an English polymath. A mathematician, philosopher, inventor and mechanical engineer, Babbage originated the concept of a digital programmable computer.
52
Which input device is able to scan & interpret an entire page that is typed in a special font
Discuss
Answer & Solution
Answer: Option B
Solution:
A completely free extension to read highlighted text via Text To Speech. This is a very easy to use Text To Speech extension. Simply highlight any section of text on your page, then click the extension icon on your Chrome toolbar and it will be read back to you. The extension is entirely free, and always will be.
53
A half byte is know is
Discuss
Answer & Solution
Answer: Option D
Solution:
In computing, a nibble (occasionally nibbles or nibble to match the spelling of byte) is a four-bit aggregation or half an octet. It is also known as half-byte or tetrad. In a networking or telecommunication context, the nibble is often called a semi-octet, quad bit or quartet.
54
Which language is used in the areas of pattern recognition, artificial intelligence & for simulation of games.
Discuss
Answer & Solution
Answer: Option C
Solution:
Lisp is a family of computer programming languages with a long history and a distinctive, fully parenthesized prefix notation. Originally specified in 1958, Lisp is the second-oldest high-level programming language in widespread use today. Only Fortran is older, by one year.
55
Which company is the biggest player in the microprocessor industry?
Discuss
Answer & Solution
Answer: Option C
Solution:
Intel Corporation is an American multinational corporation and technology company headquartered in Santa Clara, California, in the Silicon Valley.
56
A medium for transferring data between two locations is called
Discuss
Answer & Solution
Answer: Option B
Solution:
A medium for transferring data between two locations is called Communication channel. In a nutshell, communication channels are mediums through which you can send a message to its intended audience. For example, phone calls, text messages, emails, video, radio, and social media are all types of communication channels. In a company, communication channels keep information flowing efficiently.
57
An adder in which the bits of the operands are added one after another is
Discuss
Answer & Solution
Answer: Option C
Solution:
Serial adder is a sequential circuit. Parallel adder is a combinational circuit. In serial adder, propagation delay is less. In parallel adder, propagation delay is present from input carry to output carry. Number of required full adder is fixed i.e. one.
58
The OR, XOR & AND functions can be performed by _____ of the computer in a CPU.
Discuss
Answer & Solution
Answer: Option A
Solution:
The central processing unit of a computer contains an arithmetic logic unit (ALU) to perform operations. Transistors are used to create logic gates, including NOT, OR, AND and XOR.
59
A prewritten program that's sold to perform a common task is called an application
Discuss
Answer & Solution
Answer: Option B
Solution:
A prewritten program that's sold to perform a common task is called a Package application. A package is a namespace that organizes a set of related classes and interfaces. Conceptually you can think of packages as being similar to different folders on your computer. You might keep HTML pages in one folder, images in another, and scripts or applications in yet another.
60
Locations in the main memory of a computer are called
Discuss
Answer & Solution
Answer: Option B
Solution:
Main memory refers to physical memory that is internal to the computer. The word main is used to distinguish it from external mass storage devices such as disk drives. Other terms used to mean main memory include RAM and primary storage.