Subject Science & Technology
151. To avoid eyestrain, you should place the monitor ___ away from your eyes. Ans. 152. Which of the following type to technology lets computers use light as a source of input? Ans. 153. Which of the following type of printer sprays ink onto paper? Ans. 154. In MS Excel, what is the short cut key to replace a date with another in a sheet? Ans. 155. Among the computer generations, WWW, HTML, DVD, iPod etc. are some of the popular inventions of which generation? Ans. 156. In binary number system, each bit represents a ___. Ans. 157. In a computer, text codes converts letters into ___. Ans. 158. In the CPU, the ___ unit controls resources in the computer. Ans. 159. When a document is wider than it is long, which of the following page orientations should be selected? Ans. 160. Which one of the followings is an example of nonvolatile memory? Ans. 161. Which one of the following is not true for Volatile Memory? Ans. 162. In computer, bus width is measured in ____. Ans. 163. In magnetic storage devices, tracks are divided into ____. Ans. 164. A certain hard disk has a date transfer rate of 20 MB/ sec. How much time is required to transfer 5 megabyte from this disk to memory? Ans. 165. Which one of the following is an example of file compression software? Ans. 166. Which one of the following is not a function of an operating system (OS)? Ans. 167. Which one of the following Operating Systems (OS) has command line as the user interface? Ans. 168. Which one of the following is the most popular operating systems for PC? Ans. 169. To remove a program from your computer, you can ___ it. Ans. 170. Older computer were ___. Ans. 171. Which of the following is an Antivirus Software? Ans. 172. If a disk has a bad spot on its surface, the spot is called a ___. Ans. 173. Which of the following is an example of Single user/ Single tasking OS? Ans. 174. Which of the following is a speed sheet Program? Ans. 175. Which of the following statement is valid? Ans.