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The following question based on IT & computer topic of general awareness mcq
(a) MATLAB
(b) TCP/IP
(c) J2ME
(d) Bluetooth
The correct answers to the above question in:
Answer: (d)
Bluetooth is a wireless technology standard for exchanging data over short distances, creating personal area networks (PANs) with high levels of security. It can connect several devices, overcoming problems of synchronization.
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Read more it and computer Based General Awareness Questions and Answers
Question : 1
‘IC-Chips’ for computer are usually made of
a) Chromium
b) Silicon
c) Lead
d) Gold
Answer »Answer: (b)
An integrated circuit or monolithic integrated circuit (also referred to as an IC, a chip, or a microchip) is an electronic circuit on one small plate ("chip") of semiconductor material, normally silicon. Such a circuit can be made very compact, having up to several billion transistors and other electronic components.
Question : 2
A ____ is a high-speed network that connect local networks in a city or town.
a) WAN
b) LAN
c) MAN
d) TAN
Answer »Answer: (c)
A metropolitan area network (MAN) is a computer network that usually spans a city or a large campus. A MAN usually interconnects a number of local area networks (LANs) using a high-capacity backbone technology, such as fiber-optical links, and provides uplink services to wide area networks (or WAN) and the Internet.
Question : 3
The term ‘URL’ used in Internet technology stands for :
a) Uniform Remote Locater
b) Uniform Resource Locater
c) Unique Resource Locater
d) Unique Remote Locater
Answer »Answer: (b)
URL is an acronym for Uniform Resource Locator. Commonly referred to as a web address, URL is a reference to a web resource that specifies its location on a computer network and a mechanism for retrieving it.
Question : 4
Who invented E-Mail?
a) Vinton Cerf
b) Tim Berners-Lee
c) James Gosling
d) VA Shiva Ayyadurai
Answer »Answer: (d)
V.A. Shiva Ayyadurai, an Indian-born American scientist and entrepreneur, developed a computer program in 1978, which replicated the features of the interoffice, inter-organizational paper mail system. He named his program “EMAIL”.
It was the world’s first full-scale electronic emulation of mail system consisting of:
- Inbox,
- Outbox,
- Folders,
- the Memo, and
- Attachments, etc.
The US Copyright Office issued a Certificate of Registration to him on the program in 1982.
Question : 5
Optic fibres are used in place of wire cables because
a) they do not require boosting
b) they generate strong magnetic fields
c) they do not generate magnetic fields
d) they are more economical
Answer »Answer: (c)
Optical fibres are used instead of metal wires because signals travel along with them with less loss and are also immune to electromagnetic interference.
Besides, there are no radiated magnetic fields around optical fibres; the electromagnetic fields are confined within the fibre.
Since fibre optics do not radiate electromagnetic energy, emissions cannot be intercepted.
Question : 6
The Simplest CPU – scheduling algorithm is ______.
a) Multilevel scheduling algorithm
b) SJF scheduling algorithm
c) Round robin scheduling algorith
d) FCFS scheduling algorithm
Answer »Answer: (d)
First-Come, First-Served (FCFS) Scheduling is the simplest CPU scheduling algorithm. It is like customers waiting in line at the bank or the post office or at a copying machine. Under it, the process that requests the CPU first is allocated the CPU first. However, the average waiting time under FCFS is long.
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IT &computer MCQ section 1
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IT &computer MCQ section 7
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