1. In which of the following types of communication is feedback comparatively slow, weak and indirect ?
Inter-personal communication
Group communication
Mass communication
Non-verbal communication

2. Choose the correct match(es) :
(i) Psychological barriers—Symbol
(ii) Cultural barriers—Selective listening
(iii) Technological barriers—Voice disruption
(i), (ii) and (iii)
(i) and (ii)
(iii)
(ii) and (iii)

3.When a teacher uses a video clip or sound clip or PowerPoint presentation in classroom teaching, the communication can be best described as :
Mass communication
Technological communication
Visual communication
Mediated group communication

4.Communication is classified into “intra-personal”, “inter-personal”, “group” and “mass” communication on the basis of :
medium used for communication
form of message exchanged between participants
number of participants in communication
social context of communication

5. Fill in the blank by an appropriate number in the following series :
5, 35, 7, 42, 6, ............, 9, 36, 4.
45
48
54
56

6. Which of the following numbers is different from the others ?
3156
4164
5255
6366

7. Find an appropriate letter combination in place of the question mark (?) :
KP MN OL QJ SH ?
UF
UG
TF
VG

8. In a certain code language using code symbols for mathematical operations,
18 + 3 = 6; 9 – 2 = 18; 11 × 11 = 22 and 18 ÷ 3 = 15.
Evaluate the following operation in this code language :8 × 4 – 12 + 3 ÷ 2 = ?
7
12
14
22

9. X, Y and Z are non-zero numbers.If X = 2Y and Y ≠ Z, then whichof the following statements can be valid ?
X = Y + Z
X – Y = Z
X < Z
All the above statements can be valid

10. Which of the following numbers is different from the others ? 49, 80, 100, 144
49
80
100
144