Angel International School - Manipay 2 nd Term Examination March, 2016 Computing
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1 c Grade 10 Angel International School - Manipay 2 nd Term Examination March, 2016 Computing Duration: xx Hours Index No:- 1) The storage medium uses sequential data access method is: a) Hard disk b) Floppy disk 2) Decimal value 25 in binary.. a) b) ) The base of hexadecimal number system is a) 2 b) 8 4) When both inputs are same, then output is 0 in a) OR b) AND 5) is equal to a) b) ) is equal to a) c) Magnetic Tape d) USB flash drive c) d) c) 16 d) 10 c) XOR d) NAND c) d) c) b) d) ) Find out the row that values arranged into ascending order. a) AD Hex,178, 267 8, b) 65 Hex,100,140 8, c) E3 Hex,198,225 8, d) C7 Hex,119,327 8,
2 8) The operating system manages: A. Disk and I/O devices B. Memory C. Processes a) A and B only b) A and C only 9) Main purpose of computer video card is: a) Provide video display capability. b) Play video c) Provide additional function to processor d) Process memory allocation 10) The following statements are about data and information.. c) B and C only d) A, B and C all A. Raw facts of an object can be considered as data. B. Non processed data is more useful for decision making than processed data. C. Non processed data is known as information. a) A correct b) B correct c) A and B correct d) B and C correct 11) Select the tool which used to check hard disk. a) Scandisk b) Defragmentation c) Disk cleanup d) Disk format 12) Four major units of the computer system are a) Key board, Monitor, Printer, CPU b) Input, Process, Output, Storage c) RAM, ROM, Cache, Hard Disk d) Primary memory, Secondary memory, Memory registers, Mother board 13) Key combination is helped to take a picture of selected window theme as a copy. a) <Alt> + <Ctrl> + <PrtSc> b) <Ctrl> + <PrtSc> + <PageDown> c) <Alt> +<PrtSc> + <Shift> d) <Ctrl> + <PrtSc> + <Insert>
3 14) A students database table has a field to enter description of each student such as abstract. Which data type is suitable for this field? a) Text b) Memo c) OLE Object d) Lookup Wizard 15) The program which is as permanent as hardware & stored in ROM is known as: a) Live ware b) Hardware c) Software d) Firmware 16) The device is used only in LAN (local area network) a) Router b) Gateway c) Modem d) NIC 17) Identify the field as uniquely indentify in a record? a) Key b) Main c) Alternate d) Primary 18) Which card is not used to money transition in banks? a) Credit card b) Visa card c) Punch card d) Master card 19) Which is an example to T.V communication? a) Simplex b) Half duplex c) Full duplex d) Point to point 20) stands for a) Electronic Mail b) Electricity Mail c) Election Mail d) Mail Merge 21) Which technology is used after the 2ndgeneration? a) Vacuum tube b) Integrated circuit c) Transistor d) Micro chip 22) According to this figure, the network topology is a) Star b) Ring c) Bus d) Tree
4 23) Health problems caused due to heavy use of computers include A. Eye strain. B. Ergonomics. C. Back pain. D. Repetitive Stress Injury a) A and B only b) A and C only c) B and C only d) A, C and D only 24) What does ISP stands for a) Internet System Protocol b) Internet Service Provider c) Internet Services Protocol d) Internet Systems Provider 25) What does Modem stands for a) Memory Demodulator b) Modulator-Demodulator c) Monitor Emulator d) Magnetic Only Demodulator 26) Which of the following may cause eyestrain and resulting headaches? a) Dry eyes b) Having a dusty or blurry monitor screen c) Focusing on the monitor for long periods of time without a break d) All of the above 27) What does MICR stands for a) Micro Chip Recognition b) Multimedia Integrated Code Recognition c) Macro Integer Chip Reader d) Magnetic Ink Character Recognition 28) Which device is not suited in a Point of Sale (POS) terminal a) Barcode reader b) Credit card reader c) Touch screen monitor d) Speaker 29) Which is of the following defines the way that networks are designed a) Netology b) Servology c) Topology d) Ontology
5 30) What does SATA in the case of storage drives stands for? a) Serial Alternate Transfer Attachment b) Secondary & Alternate Transfer Attachment c) Secondary Advanced Technology Attachment d) Serial Advanced Technology Attachment 31) Which of the following is a graphic designing software a) Corel Draw b) Adobe PageMaker 32) Which one of the following factors differ WAN from LAN c) MS Paint d) MS Word a) They have more users, have faster access times, are cheaper b) Cover larger areas, may require modems and other communication links c) They need more powerful servers, can connect to the internet d) None of the above 33) What is the main purpose of using an Uninterrupted Power Supply (UPS) in a computer System? a) Provide backup power in the case of a mains power failure b) Protect the computer system from lighting. c) Provide (Direct Current) DC power to the computer circuitry. d) Change the internal battery of the computer. 34) What happens to a file when the following keys are pressed after selecting it? Shift + Del + Enter a) File is moved to the Recycle Bin b) A prompt box ask your confirmation to move the file into the recycle bin c) A prompt box ask your confirmation to delete the file permanently d) File is deleted permanently 35) Which cables are used to transfer maximum rate of data. a) Coaxial cables. b) Fiber optics. c) Twisted pair. d) Power cables. 36) One category of computer criminals is known as a) trackers c) browsers b) surfers d) Hackers 37) What is the correct answer for a feature of a portable computer a) Lightweight b) Small c) LCD screen d) All above
6 38) The device which is used for both input and output device is a) CPU b) Touch Screen c) LCD Screen d) Scanner [ 39) Communication circuits that transmit data in both directions but not at the same time are operating in a) a simplex mode b) a half-duplex mode c) a full duplex mode d) an asynchronous mode 40) Select the TRUE statement about the basic communication systems e) Duplex is the simplest type of communication systems. f) In half duplex data can only travel in one direction at a time. g) ATM machine in a bank is an example for a full duplex system. a) Simultaneous transmission of data in both directions occurs in Simplex systems. Section 2 Qu 01 - Cha-1 (Information and Communication Technology) 41) What is data and information? 42) What do you mean by Computer system? 43) Write down all the Quality of information? 44) How can you find out the government website? 45) Briefly explain modern technology of teaching? 46) What is e-learning? 47) Write down some Features of Distance Learning? 48) Write down the Benefits of ICT? 49) Write down some Demerits of ICT? 50) Write some information technology modern devices? Qu 02 - Cha-2 (Fundamentals of a computer System) 1) Write down the features of a computer? 2) What is a computer?
7 3) What types of Classification of computers are there? 4) Draw the diagram for function of the computers? 5) What is the different between hard copy and soft copy? 6) What is the different between CRT / LCD / LED monitors? 7) Write all the computer ports with explanation? 8) What is Data communication? 9) What are the Data transmission modes are there? Write with example? 10) Draw Data transmission media Diagram? 11) What are the Computer network devices? 12) What is firewall? 13) Write all type of network with full term? 14) What is topology? 15) Write down the advantages and disadvantages of networking? 16) What do you mean by server and client computers? 17) What is the Full meaning of modem? 18) What is Solid State Devices? 19) Write all the components of inside hard drive? 20) Write down the latest input devices and output devices? Qu 03 - Cha-3 (Data Representation Methods in the Computer system) 1) What is Number System? 2) What is UNICODE System? 3) What are UNIT, NUMBER, and BASE/RADIX? 4) Expanding these values: a b ) Convert Decimal number to binary number: a b
8 6) Convert Binary number to Decimal number: a b ) Binary Additions: a b ) Binary Subtractions: a b ) Convert Octal Number to Decimal Number: a b ) Convert Decimal Number to Octal Number: a b ) Octal Additions: a b ) Octal Subtractions: a b ) Convert Hexadecimal Number to Decimal Number: a. 12AE5 16 b. BEEF 16 14) Convert Decimal Number to Hexadecimal Number: a b ) Hexadecimal Additions: a. DEAD 16 + BEEF 16 b. ABCD
9 16) Hexadecimal Subtractions: a. ABCD b. F65C C 16 17) Convert Binary number to Hexadecimal number: a b ) Convert Hexadecimal number to Binary number: a. DCBA 16 b. ADF ) Convert Octal number to Binary number: a b ) Convert Binary number to Octal number: a b Qu 04 - Cha-4 (Logic Gates with Boolean Functions) 1) Fill in the table for a all logic gates Names, symbol, notations, binary truth table values: NOT OR Input A Input B A A+B ) What is the output for this Diagram?
10 3) Draw a Electronics Diagram For all logic gates: 4) Write some Example devices for a Each Logic Gates? 5) Draw circuits for the Boolean expressions given below: a. A+A.B b. A.B.C c. A.B+C Qu 05 Answer the questions: 01 (Fill in the relationships between units which measure data storage capacity) 1. 8 bits = 1 byte = 1 nibble bytes = (KB) = 1 Megabyte (------) = 1 Gigabyte (------) = (------) Terabytes = (------) 02 (Write down the full terms) 1. CCTV 2. LED 3. LCD 4. CRT 5. BCD 6. ASCII 7. EBCDIC 8. MICR 9. OCR 10. ATM 11. QR 12. ECG 13. ALU 14. CU 15. HDMI 16. USB 17. UTP 18. STP 19. NIC 20. WI-FI *******
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