Computer Questions Answers for Competitive Exams Set-18

Computer Questions Answers for Competitive Exams Set-18

||Computer Questions and Answers for Competitive Exams Set-18||Computer Questions Answers for JOA IT,Computer operator & other exams||important computer related question answer||

1. Where was India’s first computer installed ?

(A) Indian Institute of Technology, Delhi

(B) Indian Institute of Science, Bangalore

(D) Indian Statistical Institute, Calcutta

Explanation:- First Computer came in India in 1956, in Calcutta now Kolkata In Indian statistical institute Kolkata under doctors Dutta, Majumdar and Roy .It was not only the first computer of India but also Asia’s first computer outside Japan

2. What is the commonly used unit for measuring the speed of data transmission ?

(A) Mega Hertz

(B) Characters per second

(C) Bits per second

(D) Nano seconds

Explanation:- the commonly used unit for measuring the speed of data transmission is bits per second, abbreviated bps. The baud rate is actually the measure of transi-tions per second. A 56 kbps modem actually only changes its output amplitude, phase, and frequency 1200 times a second, but uses amplitude and phase to encode multiple bits into a single state.

3. In which of the following areas, a spreadsheet software is more useful ?

(A) Psychology

(B) Publishing

(C) Statistics

(D) Message sending

Explanation:-A spreadsheet is an interactive computer application program for organization and analysis of information in tabular form. Spreadsheets developed as computerized simulations of paper accounting worksheets. The program operates on data represented as cells of an array, organized in rows and columns. Each cell of the array is a model–view–controller element that can contain either numeric or text data, or the results of formulas that automatically calculate and display a value based on the contents of other cells. It is more useful in Statistics.

4. A Group Ware is a

(A) Hardware

(B) Network

(C) Software

(D) Firmware

Explanation:-Collaborative software or groupware is computer software designed to help people involved in a common task achieve goals. The design intent of collaborative software is to transform the way documents and rich media are shared to enable more effective team collaboration. Collaboration requires individuals working together in a coordinated fashion, towards a common goal. Accomplishing the goal is the primary purpose for bringing the team together.

5. A communication network which is used by large organizations over regional, national or global area is called

(A) LAN

(B) WAN

(D) VAN

Explanation:-A Wide Area Network (WAN) is a network that covers a broad area (i.e., any telecommunications network that links across metropolitan, regional, or national boundaries) using private or public network transports. Business an-d government entities utilize WANs to relay data among employees, clients, buyers, and suppliers from various geographical locations. In essence, this mode of telecommunication allows a business to effectively carry out its daily function regardless of location.

6. Microsoft Office’s personal information manager is

(A) Outlook

(B) Internet Explorer

(D) Access

Explanation:-Microsoft Outlook is a personal information manager from Microsoft, available as a part of the Microsoft Office suite. Although often used mainly as an email application, it also includes a calendar, task manager, contact manager, note taking, a journal and web browsing

7. WIKILEAKS, a whistleblowers website is an international organisation based in

(A) U.S.A.

(B) U.K.

(D) Norway

Explanation:- WikiLeaks is an international, online, self-described not-for-profit organisation publishing submissions of secret information, news leaks, and classified media from anonymous news sources and whistleblowers. Its website, launched in 2006 under the Sunshine Press organisation, claimed a database of more than 1.2 million documents within a year of its launch. Julian Assange, an Australian Internet activist, is generally described as its founder, editor-in-chief, and director. it is based in USA

8. A parallel port is most often used by a –

(A) Printer

(B) Monitor

(D) External storage device

Explanation:- A parallel port can be used to connect a large number of devices. The most common usage was for printers, although scanners, external disk drives, and network adapters also used this port. With a special cable, two computers could also be connected directly for sharing files.

9. The symbols used in an assembly language are

(A) Codes

(B) Mnemonics

(D) Machine codes

Explanation:- Assembly language uses a mnemonics to represent each low-level machine operation or opcode. Some opcodes require one or more operands as part of the instruction, and most assemblers can take labels and symbols as operands to represent addresses and constants, instead of hard coding them into the program

10. The ‘NOSHADE’ attribute in HTML

(A) defines the thickness of the line

(B) displays the line in red

(D) displays the example in red

Explanation:-The ‘NOSHADE’ attribute in HTML specifies that a horizontal line should render in one solid color (no shaded), instead of a shaded color. So, it displays the line in red.