Motithang Higher Secondary School Thimphu Thromde Mid Term Examination 2016 Subject: Computer Studies Full Marks: 100 Class: XI Writing Time: 3 Hours... This paper consists of TWO sections: Section A and Section B. ALL are COMPULSORY. All working, including rough work should be done on the same sheet as the rest of the answer. The intended marks for questions or parts of questions are given in brackets [ ]. SECTION A [50 Marks] (Attempt ALL questions.) Question 1 [10 x 1 = 10] Directions: Each question in this section is followed by four possible choices of answers. Choose the correct answer and write it down in the answer booklet provided. 1. The following are the search engines EXCEPT; a) GOOGLE b) YAHOO 2. What keystroke combination saves your document? a) CTRL + C b) Alt + F4 c) DRUKNET d) Gmail c) Windows Key +F4 d) CTRL + S 3. If you want to download a movie which has 3.5 GB size, which storage device would you choose? a) CD-RW b) Floppy Disk c) DVD d) CD-R 4. Which of the following characteristics of a computer best describe the given statement: Computers can do different types of jobs efficiently a) Speed c) Diligence b) Versatile d) Accuracy. 5. The invention of transistor and integrated circuits led to a) Smaller computer b) Bigger computer c) Many computers d) Expensive computers Motithang HSS/ComStudies-I/2016/Cl-XI/Mid Term Page 1 of 5
6. What is the fastest way to select Whole document? a) Move the insertion point to the beginning of the word and hold down shift key b) Drag the pointer across the word using the mouse c) Press CTRL + A d) Press CTRL + Z 7. A device that allows pictures to be placed into the computer is a) Hard Drive c) Scanner b) Thumb Drive d) Camera 8. Which of the following orientation specifies that text be printed or typed lengthwise? a) Portrait orientation c) Long orientation b) Landscape orientation d) None of the above 9. Which of the following key combination would undo an action? a) Ctrl + X b) Ctrl + Z c) Ctrl + V d) Ctrl + C 10. Which symbol must all formulas begin wit in excel? a) = b) * c) + d) - Question 2 [10 x 1 = 10] Directions: Fill in the blanks with appropriate words or phrases. 1. 1 MB (Mega Byte) is = KB (Kilo Bytes) 2. URL stands for 3. The current window that is being used is called.. window 4. Main circuit board in computer system is 5. MICR stands for. 6. The copying of files or information from a website to the hard disk of your computer is termed as------------------------------- 7. CTRL + B is a shortcut key to make text. 8... is the Brain of the computer Motithang HSS/ComStudies-I/2016/Cl-XI/Mid Term Page 2 of 5
9. Father of computer is. 10. A program that alters the way the computer works without the knowledge of the user is.. Question 3 Directions: While answering questions indicate briefly your working and reasoning wherever required 1) What is modem? Explain its working [2] 2) Define Hardware with two example [2] 3) Write full form of. [3] a. VDU b. ARPANET c. GUI 4) Differentiate between TCP and IP [2] 5) What Optical drive? [2] 6) What is ISP? Give two example of ISP in our country [2] 7) Multiply 1110110 by 10110 binary number [1.5] 8) Divide 10010110 by 10110 binary number. [1.5] 9) Define the following [3] i. Web Browser: iii. Web Site ii. Web Page: 10) What is the difference between CD-R and CD-RW? [2] 11) Convert the following [3] a) 10 GB to MB b) 5 MB to byte c) 112 MB to GB Motithang HSS/ComStudies-I/2016/Cl-XI/Mid Term Page 3 of 5
12) What is search engine, write names of two search engines currently used by people? [2] 13) Mention the country of the following country code. [2] (1) JP (2) Fr (3) IN (4) RUS 14) From http://www.education.gov.bt, identify [2] 1. Domain name 2. Country code 3. Server name 4. Top-Level domain name Section B [50 MARKS] Attempt any FIVE questions. Question 4 a) Differentiate between Input device and out device with two example. [4] b) Define [3] i. Worm: iii. Hacker:. ii. Trojan Horse: c) What is printers? Explain the working of Inkjet printers in your own words. [3] Question 5 a) What is application software? State the purpose of any two Application Software. [3] b) What is troubleshooting? Give four guidelines which you can adopt during Troubleshooting. [3] c) Convert the following. [4] i. 10100112 to decimal number ii. 15610 to binary number Question 6 a) What is Operating system? Give four functions of OS. [3] b) Write the correct step for sending E-Mail. [2] c) Write the purpose of the following [5] i. Keyboard: iv. Speaker: ii. Mouse: - v. Sound Card: iii. Microphone: Motithang HSS/ComStudies-I/2016/Cl-XI/Mid Term Page 4 of 5
Question 7 a) Differentiate between System software and utility. [2] b) Solve the following [5] i. 10101100 + 1011100 iv. 100110011 101 ii. 11100110-11011 v. 1100110010 + 10101010 iii. 100100100 1001 c) Give three uses of the computer [3] Question 8 a) You have by mistake deleted an important file, how will you restore it from the recycle bin? [2] b) You want to search information on World Guinness Record holders. Clearly state the steps how you will search for the information [3] c) What is ICT? Name four types of ICT [3] d) Explain two advantages of E-mail. [2] Question 9 a) What is internet? When was it first started,briefly explain the history of internet [4] b) Explain how internet works? [2] c) State what you mean by the following word [4] i. Computer Literacy: iii. Data: ii. Computer: iv. Information: Question 10 a) Give three differences between Ram and ROM. [3] b) Give four top level domain name [2] c) What is storage device? Name four storage device. [3] d) Solve the following. [2] i. 101110111011 1011 ii. 101101101 110 Motithang HSS/ComStudies-I/2016/Cl-XI/Mid Term Page 5 of 5