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