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General Knowledge

COMPUTER AWARENESS MCQs

It And Computer, Basic Computer Knowledge

Total Questions : 618 | Page 14 of 62 pages
Question 131. One of the common forms of representing remote sensing data as information is in the form of
  1.    Distribution Maps
  2.    Thematic Maps
  3.    Political Maps
  4.    Land use Maps
 Discuss Question
Answer: Option B. -> Thematic Maps
Answer: (b)
One of the common forms of representing remote sensing data as the information is in the form of thematic maps, by means of visual or computer classification.
However, thematic maps are not an end in themselves and are only the starting point for a variety of applications to which remote sensing data can be potentially used.
Question 132. A Group Ware is a
  1.    Software
  2.    Hardware
  3.    Network
  4.    Firmware
 Discuss Question
Answer: Option A. -> Software
Answer: (a)
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.
Question 133. Breaking physical memory into fixed-sized bloclcs called as:
  1.    Frames
  2.    Packets
  3.    Page
  4.    Segments
 Discuss Question
Answer: Option A. -> Frames
Answer: (a)
The basic method for implementing paging involves breaking physical memory into fixed-sized blocks called frames and breaking logical memory into blocks of the same size called pages.
When a process is to be executed, its pages are loaded into any available memory frames from the backing store. The backing store is divided into fixed-sized blocks that are of the same size as the memory frames.
Question 134. What is the brain of the computer called?
  1.    HDD
  2.    CPU
  3.    Motherboard
  4.    Hardware
 Discuss Question
Answer: Option B. -> CPU
Answer: (b)The CPU (Central Processing Unit) is commonly referred to as the “brains” of a computer since it carries out the instructions of a computer program by performing the basic arithmetic, logical, control and input/output (I/O) operations specified by the instructions. The CPU is also known as the processor or microprocessor.
Question 135. The Indian Supercomputer built by CRL, Pune which ranked fourth fastest in the world and most powerful in Asia is called
  1.    EKA
  2.    Virgo
  3.    Param
  4.    SAGA
 Discuss Question
Answer: Option A. -> EKA
Answer: (a)
EKA (the Sanskrit name for number one) was ranked fourth fastest supercomputer in the world in November 2007. It was built by the supercomputer facility at Computational Research Laboratories (CRL), a wholly-owned subsidiary of Tata Sons, in Pune.
A Hewlett-Packard Cluster Platform 3000 BL460c system, EKA uses nearly 1,800 computing nodes and has a peak performance of 170 teraflops.
Question 136. Information in a combination of graphics, text, sound, video and animation is called
  1.    Multimedia
  2.    Multiprogram
  3.    Multifacet
  4.    Multiprocess
 Discuss Question
Answer: Option A. -> Multimedia
Answer: (a)
Multimedia is media and content that uses a combination of different content forms. This contrasts with media that use only rudimentary computer displays such as text-only or traditional forms of printed or hand-produced material.
Multimedia includes a combination of text, audio, still images, animation, video, or interactivity content forms.
Question 137. Pick the odd one out.
  1.    DVD
  2.    Floppy Disk
  3.    ROM
  4.    Hard Disk
 Discuss Question
Answer: Option C. -> ROM
Answer: (c)Read Only Memory (ROM) is a class of storage medium used in computers and other electronic devices. A hard disc drive is a data storage device. ROM is a primary storage medium while all others are secondary storage units.
Question 138. A computer program that translates one program instruction one at a time into machine language is called a/an
  1.    Simulator
  2.    Interpreter
  3.    Compiler
  4.    Commander
 Discuss Question
Answer: Option B. -> Interpreter
Answer: (b)An interpreter translates one instruction at a time, and then executes that instruction immediately. It directly executes, i.e. performs, instructions written in a programming or scripting language, without previously compiling them into a machine language program.
Question 139. Which of the following is an Disk Operating System (DOS) command ?
  1.    DUPLICATE
  2.    LIST
  3.    CHANGE
  4.    FORMAT
 Discuss Question
Answer: Option D. -> FORMAT
Answer: (d)The most famous Disk Operating System (DOS) commands are: dir (lists the contents of a folder), format (formats the given drive), type (displays the contents of a file), etc.
Question 140. What is used to identify whether a data word has an odd or even number of 1’s ?
  1.    Zero bit
  2.    Carry bit
  3.    Sign bit
  4.    Parity bit
 Discuss Question
Answer: Option D. -> Parity bit
Answer: (d)
The parity bit is a term used to identify whether a data word has an odd or even number of 1’s. If a data word contains an odd number of 1’s, the word is said to have odd parity.
The binary word 0110111 with five 1’s has odd parity. The binary word 0110000 has an even number of 1’s (two), so it has even parity.

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