Computer Knowledge Quiz

1. The length of a word
(a) depends on the number of bits in a storage location
(b) usually is divisible by 4 
(c) varies from computer to computer
(d) all of the above 
(e) None


2. A byte
(a) is a subunit of a word 
(b)encodes exactly one character
(c) can be addressed in some computers 
(d) all of the above 
(e) None


3. ASCII, not ASCII-8 is
(a) a 4-bit code 
(b) a 6-bit code 
(c) a 7-bit code 
(d) all of the above 
(e) None


4. Find the output of the following segment
A = 30 B= 40 A = A + B B=A + B write A, B
(a) A = 30,B = 40
(b) A=70,B=110 
(c) A=70,B = 40 
(d) all of these 
(e) None


5. Find the output of the following program segment ?
A = 30 B = 50 B = A + B A = A-i-B write A. B
(a) A = 80,B = 50
(b) A=110,B = 80 
(c) A=80,B=110 
(d) all of these 
(e) None


6. Find the output of the following program segment
A = 40 B = 20 A = B B = A write A. B
(a) A = 20, B = 20 
(b) A = 30, B = 20
(c) A = 40, B = 20 
(d) all of these 
(e) None


7. In a record, a data item that is subdivided into two or more parts is called a
(a) group item 
(b) elementary item
(c) record item 
(d) all of these 
(e) None


8. An item that is not subdivided is called
(a) elementary item 
(b) group item
(c) record item 
(d) all of these 
(e) None


9. The earliest calculating device is
(a) Clock 
(b) Abacus 
(c) Difference engine 
(d) Calculator 
(e) None


10 _______ is a collection of observations facts and concepts
(a) Program 
(b) Data 
(c) Logarithms 
(d) all of these 
(e) None


11. The man who built the first Mechanical calculator was
(a) John Mauchly 
(b) Howard Aiken
(c) Blaise Pascal 
(d) John Mauchly 
(e) None


12. Punched cards were first introduced by
(a) Mauchly 
(b) Aiken 
(c) Hollerith 
(d) Jacquard 
(e) None


13. The first machine which could be called the prototype of the modern computer was
(a) digital engine 
(b) slide rule
(c) analytic engine 
(d) difference 
(e) None


14. Mark I was developed by
(a) Howard Aiken 
(b) Atana Sojj
(c) Pascal 
(d) Jacquard 
(e) None


15. The first electronic computer was built in the late thirties by_______ and_______
(a) Atanasoff . Clifford Berry 
(b) Howard Aiken. Jacquard
(c) Pascal. Abacus 
(d) all of these 
(e) None


16. Accounting machines are capable of reading cards containing_______ data
(a) Numeric 
(b) Alphabetic 
(c) Alphanumeric 
(d) Coded 
(e) None


17. ______ were used to check whether the data are entered correctly on punched cards
(a) VDU 
(b) Printers 
(c) Rectifiers 
(d) collators 
(e) None


18. To merge several sorted decks of cards into a signle sorted deck_______ were used
(a) verticals 
(b) printers 
(c) integrators 
(d) collators 
(e) None


19. Electronic Numerical Integrator and calculator, means
(a) ENAC 
(b) ENIAC 
(c) ENIACR 
(d) Calculator 
(e) None


20. _______ is a set of instructions prepared by humans to direct a computer
(a) data 
(b) program 
(c) file 
(d) record 
(e) None




Answers:




1.d
2.d
3.c 
4.b 
5.b
6.a 
7.a 
8.b 
9.b 
10.b 
11.c 
12.c 
13.c 
14.a 
15.a 
16.c 
17.c 
18.d 
19.b 
20.b

Note: Questions and Answers are taken from Books, if any answer is wrong, feel free to comment below and correct it.