(1) (84)2 ÷ is√ ? = 169
(a) 1936 (b) 1521 (c) 1681 (d) 1764 (e) None of these
(2) 514789 – 317463 – 87695 – 11207 = ?
(a) 96584 (b) 98242 (c) 96845 (d) 41 (e) None of these
(3) 105. (99)2 – (?)2 + (38)2 = 8436
(a) 57 (b) 53 (c) 49 (d) 61 (e) None of these
(4) (17891 + 16239 – 26352) x ? = 93336
(a) 12 (b) 15 (c) 18 (d) 8 (e) None of these
(5) x 6624 x x 12 = ?
(a) 2213 (b) 3864 (c) 2208 (d) 4416 (e) None of these
(6) 106. 12.36 x 18.15 + 21.52 = ?
(a) 250.3036 (b) 209.1448 (c) 249.454 (d) 245.854 (e) None of these
(7) √? x √1681 = 2296
(a) 21936 (b) 3364 (c) 2809 (d) 3025 (e) None of these
(8) If (74)2 is subtracted from the square of number , the answer so obtained is 3740. What is the number?
(a) 92116 (b) 98 (c) 9604 (d) 96 (e) None of these
(9) 93 x 45÷25 =?
(a) 167.4 (b) 837 (c) 279 (d) 130.2 (e) None of these
(10) 0.08 x ? x 1.6 = 0-2944
(a) 1.3 (b) 0.4 (c) 02 (d) 2.3 (e) None of these
(11) ………… is the device which moves cursor around the screen faster than using key strokes?
(a) joy stick (b) Keyboard (c) mouse (d) pointing device (e) None of these
(12) In an information system, alphanumeric data normally takes the form of ____________.
(a) Sentence and paragraphs
(b) Number and alphabetical characters.
(c) Graphic shapes and figures
(d) human voice and other sounds.
(e) None of these
(13) When installing , the user must copy and usually decompress program files from CD-ROM or oter medium to the hard disk.
(a) Programming software
(b) System hardware
(c) Applications hardware
(d) Applications software
(e) None of these
(14) A collection of interrelated files in a computer is a __________________.
(a) File manager (b) field
(c) record (d) data base (e) None of these
(15) Select the Odd on out :
(a) Operating system (b) Interpreter (c) Compiler (d) Assembler (d) None of these
Answer : (1) D (2) D (3) B (4) A (5) A (6) D (7) E (8) D (9) A (10) D (11) A (12) B (13) A (14) D (15) A