WORKSHEET MARATHON – 1
(PREVIOUS YEAR QUESTIONS) CW-1
COMPUTER FUNDAMENTALS
1
1.Which one of the following is a stored program machine? NIMCET-2010
(a) Micro-Processor (b) Calculator
(c) Analog-computer (d) Micro-computer
2.A CPU has a 12 bit address for memory addressing. If the memory has a total capacity of 16 KB, what isthe word length of the memory? NIMCET-2010
(a) 2 bytes (b) 4 bytes (c) 8 bytes (d) 16 bytes
3.What does BIOS stand for? KIITEE-2010
(a) Basic Information Organization System
(b) Basic Input Output System
(c) Basic Internet Operating System
(d) Basic Input Operating System
4.The lowest form of Computer language is called
KIITEE-2010
(a) BASIC (b) FORTRAN
(c) Machine Language (d) COBOL
5.Which of the following cannot be termed a computer memory? KIITEE-2010
(a) Cache memory (b) RAM
(c) ROM (d) USB
6.Which of the following is the internal memory of the computer? KIITEE-2010
(a) CPU Register (b) Cache
(c) Main memory (d) All of the above
7.The computer device primarily used to provide hardcopy is the KIITEE-2010
(a) CRT (b) Line printer
(c) Computer console (d) Card reader
8.Which of the following require large computer memory? KIITEE-2010
(a) Imaging (b) Graphics
(c) Voice (d) All of the above
9.The decimal equivalent of binary number 0.0111 is
KIITEE-2010
(a) 4.375(b) 0.4375(c) 0.5375(d) 5.4375
10.Two’s complement of 1011.01 is KIITEE-2010
(a) 0100.10(b) 0100.11
(c) 1011.10(d) 0100.01
11.When the decimal number 16 is converted to binary number, how many binary digits are needed?
KIITEE-2010
(a) 4(b) 3(c) 5(d) 7
12.Which of the following is the minimum error code?
KIITEE-2010
(a) Binary code (b) Gray code
(c) Excess-3 code (d) Octal code
13.A temporary storage area, attached to the CPU, for I/O operation is a KIITEE-2010
(a) Channel (b) Buffer
(c) Register (d) Core
14.Pick the odd one out: PGCET-2010
(a) COBOL (b) dBase
(c) ORACLE (d) MS-Access
15.2’s complement of 0100 is PGCET-2010
(a) 1011(b) 1100(c) 0101(d) None
16.The binary equivalent of (1A)16 is
PGCET-2010
(a) 31(b) 26(c) 32(d) None
17.Subtracting (1111)2 from (10000)2 we get
PGCET-2010
(a) 1111(b) 11111(c) 1000(d) None
18.Maximum number of unique characters that can be represented using EBCDIC format is, PGCET-2009
(a) 255(b) 256(c) 127(d) 128
19.Pick the odd one out PGCET-2009
(a) C(b) C++(c) Java (d) C#
20.Match the following:
P. Main memory 1. Magnetic memory
Q. Cache memory 2. Dynamic random
access memory
R. Hard Disk3. Optical memory
S. CDROM4. Static random access memory
PGCET-2009
(a) P – 2, Q – 4, R – 3, S – 1
(b) P – 1, Q – 2, R – 3, S – 4
(c) P – 4, Q – 2, R – 1, S – 3
(d) P – 2, Q – 4, R – 1, S – 3
21.The largest, fastest, most expensive type of computer is the ______computer. KIITEE-2009
(a) personal (b) server
(c) super (d) main frame
22.If the bus width of a processor is 16 bits, that means that the processor can ______16 bits of data at a time. KIITEE-2009
(a) add (b) transfer (c) count (d) think with
23.The speed of a printer can be measured in _____.
KIITEE-2009
(a) ppm (b) lps (c) pps (d) N.O.T
24.Formatting a disk ______. KIITEE-2009
(a) erases all data on the disk
(b) makes a backup copy of the data on the disk
(c) moves the data around on the disk to save space
(d) all of the above
25.(341)16 can be repressed in base 7 as
Hyderabad Central University-2009
(a) 2311(b) 2300(c) 3200(d) 3003
26.The 2’s complement representation of -1 in 16 bit in hexadecimal form is IIT-2008
(a) (FFFF)16(b) (FFFE)16
(c) (ABCD)16(d) (BCDA)16
27.The quotient obtained by dividing (1000100110)2 by (11001)2 is IIT-2008
(a) (16)16(b) (10)10(c) (14)14(d) (19)19
28.The following are the same number represented in different bases.
10001, 101, 25, 21, ……
The next element of the sequence is IIT-2008
(a) 10(b) 17(c) 22(d) 33
29.The capacity of a memory unit is defined by the number of words multiplied by the number of bits per word. How many separate address and data line are needed for a memory of 4K 16?
NIMCET-2008
(a)10 address lines and 16 data lines
(b)12 address lines and 10 data lines
(c)12 address lines and 16 data lines
(d)12 address lines and 8 data lines
30.The addition of 4 bit, 2’s compliment binary numbers 1101 and 0100 results in NIMCET-2008
(a)0001 and an overflow
(b)1001 and no overflow
(c)0001 and no overflow
(d)1001 and an overflow
31.Programs stored in ROM are called KIITEE-2008
(a) Hardware (b) Firmware
(c) Software (d) None
32.Gray Code of (1010) KIITEE-2008
(a) 1010(b) 0101(c) 1111(d) 0000
33.If (28)r = (18)16 then KIITEE-2008
(a) r = 2 (b) r = 8 (c) r = 10(d) r = 16
34.Processing capacity of CPU is measured in :
MP Combined-2008
(a) I.P.S. (b) nano seconds
(c) C.I.P.S.(d) M.I.P.S.
35.______is not an input device.
MP Combined-2008
(a) Key-board(b) Mouse
(c) Monitor(d) Microphone
36.The octal number 657 is equal to binary number:
MP Combined-2008
(a) 110 101 111 (b) 111 101 110
(c) 110 110 101 (d) 110 110 110
37.An example for non-weighted code is
KARNATAKA-2007
(a) Excess-3 (b) 8421
(c) 5421(d)
38.A ternary number system has base
KARNATAKA-2007
(a) 4(b) 3(c) 5(d) None of these
39.Laptop is a KARNATAKA-2007
(a) Wireless device (b) Personal computer
(c) Mobile device (d) All the these
40.The word VLSI stands for KARNATAKA-2007
(a) Very Large Scale industry
(b) Very large Scale integration
(c) Very large simple integration
(d) None
41.A program which converts a high level language to machine language is KARNATAKA-2007
(a) Assembler (b) loader
(c) Compiler (d) Editor
42.What is the extension of output of the Compiler?
JNU – 2008
(a) .obj(b) .asm(c) .exe(d) .c
43.The multiplication of numbers (47)8 and (52)8 is
IIT-2006
(a) (3144)8(b) (3146)8
(c) (4147)8(d) (4146)8
44.If (41)6 = (121)b then b is IIT-2006
(a) 1(b) 2(c) 3(d) 4
45.The word length of a computer is measured in
TANCET-2005
(a) bits (b) bytes
(c) milimetres (d) metres
46.The binary number 100110010 is equal to ______hexadecimal numbers TANCET-2004
(a) 22(b) 37(c) 41(d) 132
47.If 123 in hexadecimal system is x in octal system, then x is TANCET-2003
(a) 123(b) 291(c) 344(d) 443
48.The number 43 in 2’s complement representation is
TANCET-2003
(a) 101011(b) 101010
(c) 010100(d) 010101
49. WAV file format is associated with what type of files ?
(A) Video (B) Sound
(C) Image(D) Word Document
50. A software is termed an open source software if
PU CHD-2012
(A) the developer company is open 24 hours
(B) its source code is available to share, study and modify
(C) it can be downloaded from the Internet by paying very small amount
(D) it is available free of cost
51. Using the HDD as an extension of RAM is a feature of PU CHD-2012
(A) Virtual memory
(B) Cache
(C) Direct Memory Access (DMA)
(D) Virtual Reality
52. A Trojan Horse refers to PU CHD-2012
(A) the using of a large financial system to squirrel away small amounts of money.
(B) changing data before or as it enters the system.
(C) placing illegal instructions in the middle of a legitimate program.
(D) using another person’s identification code.
Answers
1 / 2 / 3 / 4 / 5 / 6 / 7 / 8 / 9 / 10D / B / B / C / D / D / B / B / B / B
11 / 12 / 13 / 14 / 15 / 16 / 17 / 18 / 19 / 20
C / B / C / A / B / B / D / B / A / C
21 / 22 / 23 / 24 / 25 / 26 / 27 / 28 / 29 / 30
C / - / C / D / B / A / A / B / C / C
31 / 32 / 33 / 34 / 35 / 36 / 37 / 38 / 39 / 40
B / C / B / D / C / A / A / B / B / B
41 / 42 / 43 / 44 / 45 / 46 / 47 / 48 / 49 / 50
C / A / B / D / B / D / D / D / B / B
51 / 52
A / C
1