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Let's practice 30 mcqs on
Mathematical and Computer Operations
mcqs by everyone
In the following questions, the symbols, #, @, $, © and % are used with the following meaning as illustrated below:'P#Q' means 'P is neither greater than nor equal to Q'.'
[email protected]
' means 'P is neither greater than nor smaller than Q'.'P$Q' means 'P is not smaller than Q'.'P©Q' means 'P is neither smaller than nor equal to Q'.
Statements: D @ K, K $F, H # F
Conclusions:
I. H # D
II. D © F
if either conclusion I or II is true.
if neither conclusion I nor II is true.
if both the conclusions I and II are true.
if only conclusion I is true.
if only conclusion II is true.
In the questions given below, certain symbols are used with the following meanings:'
[email protected]
' means 'A is greater than B'.'A*B' means 'A is either greater than or equal to B'.'A#B' means 'A is equal to B'.'A$B' means 'A is either smaller than or equal to B'.'A+B' means 'A is smaller than B'.
Statements: B + D, E $ T, T * P, P @ B
Conclusions:
I. P $ D
II. P @ D
if neither conclusion I nor II is true.
if either conclusion I or II is true.
if only conclusion I is true.
if only conclusion II is true.
if both the conclusions I and II are true.
Afolder1.
is an organisational tool used to storefiles.
2. is synonymous with directory, but folder is the newer preferredterm.
3. Contains data
3 only
1 & 3 only
2 only
NONE OF THESE
1 only
The solution of 3
(2u + v) = 7 uv and 3(u + 3v) = 11 uv is _____
u = 0, v = 3/4
u = 0, v = 1
u = 1, v = 0
u = 1, v = 3/2
If × means ÷, - means ×, ÷ means + and + means- than
(3 - 15 ÷ 19) × 8 + 6 =
-1
4
2
8
In the following questions the symbols *, ×, $, @ and + are used with the following meaning:'P×Q' means 'P is neither smaller nor greater than Q'.'
[email protected]
' means 'P is neither equal to nor greater than Q'.'P*Q' means 'P is either equal to or smaller than Q'.'P+Q' means 'P is neither equal to nor smaller than Q'.
Statements: K + M, M * R, R × TConclusions;
I. K + T
II. T + M
if neither conclusion I nor II is true.
if both the conclusions I and II are true.
if only conclusion I is true.
if either conclusion I or II is true.
if only conclusion II is true.
In the following questions the symbols @, с, £, ? and $ are used with the following meanings:'
[email protected]
' means 'A is neither equal to nor smaller than B'.'AсB' means 'A is neither greater nor smaller than B'.'A£B' means 'A is not equal to B'.'A?B' means 'A is neither greater than nor equal to B'.'A$B' means 'A is either greater or equal to B'.
Statements: R с U, U ? Q, W $ R
Conclusions:
I. W с U
II. W @ U
if both the conclusions I and II are true.
if either conclusion I or II is true.
if neither conclusion I nor II is true.
if only conclusion I is true.
if only conclusion II is true.
In the following questions, the symbols $, ©, *, @ and # are used with the following meanings:'P$Q' means 'P is not smaller than Q'.'P©Q' means 'P is neither greater than nor smaller than Q'.'
[email protected]
' means 'P is not greater than Q'.'P*Q' means 'P is neither smaller than nor equal to Q'.'P#Q' means 'P is neither greater than nor equal to Q'.
Statements: Z $ K, K * T, T © F
Conclusions:
I. F # Z
II. Z * T
if both the conclusions I and II are true.
if only conclusion II is true.
if only conclusion I is true.
if neither conclusion I nor II is true.
if either conclusion I or II is true.
In the following questions the symbols $, @, *, ** and # are used with the following meanings:'A$B' means 'A is greater than B'.'
[email protected]
' means 'A is either greater than or equal to B'.'A*B' means 'A is equal to B'.'A**B' means 'A is smaller than B'.'A#B' means 'A is either smaller than or equal to B'.
Statements: M ** P, S $ T, M @ T
Conclusions:
I. S * M
II. T ** P
if both the conclusions I and II are true.
if only conclusion II is true.
if neither conclusion I nor II is true.
if either conclusion I or II is true.
if only conclusion I is true.
In the following questions the symbols, @, &, *, $ and ? are used with the following meanings:'P?Q' means 'P is either equal to or smaller than Q'.'P$Q' means 'P is neither greater than nor smaller than Q'.'P*Q' means 'P is neither greater than nor equal to Q'.'
[email protected]
' means 'P is either greater than or equal to Q'.'P&Q' means 'P is not equal to Q'.
Statements: K $ M, N & M, J @ k
Conclusions:
I. J ? M
II. K $ N
if neither conclusion I nor II is true.
if either conclusion I or II is true.
if both the conclusions I and II are true.
if only conclusion I is true.
if only conclusion II is true.
In the following questions the symbols $, @, *, # and > are used with the following meanings:'A$B' means 'A is greater than B'.'
[email protected]
' means 'A is either greater than or equal to B'.'A*B' means 'A is equal to B'.'A # B' means 'A is smaller than B'.'A?B' means 'A is either smaller than or equal to B'.
Statements: D @ F, G $ H, F ? H
Conclusions:
I. G $ F
II. D @ H
if only conclusion II is true.
if neither conclusion I nor II is true.
if both the conclusions I and II are true.
if only conclusion I is true.
if either conclusion I or II is true.
The storage that supplements the primary internal storage of a computer is known as
secondary storage
primary storage
Back-end storage
NONE OF THESE
Background storage
In the following questions, the symbols, #, $, ?, * and @ are used with the following meanings:'A#B' means 'A is not greater than B'.'A$B' means 'A is neither smaller than nor equal to B'.'A?B' means 'A is neither greater than nor smaller than B'.'A*B' means 'A is neither greater than nor equal to B'.'
[email protected]
' means 'A is not smaller than B'.
Statements: K # T, D $ F, T * F
Conclusions:
I. K * D
II. D $ T
if only conclusion II is true.
if only conclusion I is true.
if neither conclusion I nor II is true.
if both the conclusions I and II are true.
if either conclusion I or II is true.
In the following questions the symbols +, ×, ?, @ and $ are used with the following meanings:'P+Q' means 'P is neither smaller nor greater than Q'.'P×Q' means 'P is neither equal to nor smaller than Q'.'P?Q' means 'P is neither greater than nor equal to Q'.'
[email protected]
' means 'P is neither greater than or equal to Q'.'P$Q' means 'P is not equal to Q'.
Statements: H @ J, J ? K, K × M
Conclusions:
I. H @ M
II. M × J
if either conclusion I or II is true.
if only conclusion II is true.
if neither conclusion I nor II is true.
if both the conclusions I and II are true.
if only conclusion I is true.
In the following questions the symbols, @, &, *, $ and ? are used with the following meanings:'P?Q' means 'P is either equal to or smaller than Q'.'P$Q' means 'P is neither greater than nor smaller than Q'.'P*Q' means 'P is neither greater than nor equal to Q'.'
[email protected]
' means 'P is either greater than or equal to Q'.'P&Q' means 'P is not equal to Q'.
Statements: A * B, B ? C, C @ D
Conclusions:
I. A $ D
II. B ? D
if neither conclusion I nor II is true.
if only conclusion I is true.
if either conclusion I or II is true.
if both the conclusions I and II are true.
if only conclusion II is true.
In the following questions, the symbols $, ©, *, @ and # are used with the following meanings:'P$Q' means 'P is not smaller than Q'.'P©Q' means 'P is neither greater than nor smaller than Q'.'
[email protected]
' means 'P is not greater than Q'.'P*Q' means 'P is neither smaller than nor equal to Q'.'P#Q' means 'P is neither greater than nor equal to Q'.
Statements: K * B, B @ D, D # K
Conclusions:
I. B @ K
II. B # K
if either conclusion I or II is true.
if neither conclusion I nor II is true.
if both the conclusions I and II are true.
if only conclusion I is true.
if only conclusion II is true.
In the following given below, certain symbols are used with the following meanings:'
[email protected]
' means 'A is greater than B'.'A+B' means 'A is either greater than or equal to B'.'A÷B' means 'A is smaller than or equal to B'.'A×B' means 'A is either smaller than or equal to B'.'A$B' means 'A is equal to B'.
Statements: G $ K, F @ J, K + Q, Q + F
Conclusions:
I. K $ F
II. F + K
if only conclusion I is true.
if both the conclusions I and II are true.
if neither conclusion I nor II is true.
if only conclusion II is true.
if either conclusion I or II is true.
In the following questions the symbols +, ×, ?, @ and $ are used with the following meanings:'P+Q' means 'P is neither smaller nor greater than Q'.'P×Q' means 'P is neither equal to nor smaller than Q'.'P?Q' means 'P is neither greater than nor equal to Q'.'
[email protected]
' means 'P is neither greater than or equal to Q'.'P$Q' means 'P is not equal to Q'.
Statements: P $ Q, Q × R, P + R
Conclusions:
I. Q × P
II. P ? Q
if both the conclusions I and II are true.
if neither conclusion I nor II is true.
if either conclusion I or II is true.
if only conclusion I is true.
if only conclusion II is true.
In the following questions, the symbols +, ×, =, ÷ and - are used with following meanings: 'P+Q' means 'P is greater than Q'.'P×Q' means 'P is either greater than or equal to Q'.'P=Q' means 'P is equal to Q'.'P÷Q' means 'P is smaller than Q'.'P-Q' means 'P is either smaller than or equal to Q'.
Statements: B ÷ A, D × E, E + A
Conclusions:
I. D + A
II. B ÷ E
if neither conclusion I nor II is true.
if both the conclusions I and II are true.
if either conclusion I or II is true.
if only conclusion I is true.
if only conclusion II is true.
In the following given below, certain symbols are used with the following meanings:'P$Q' means 'P is neither equal to nor smaller than Q'.'P©Q' means 'P is not smaller than Q'.'P*Q' means 'P is neither greater nor smaller than Q'.'P#Q' means 'P is neither greater than nor equal to Q'.'
[email protected]
' means 'P is not greater than Q'.
Statements: H * D, D $ R, R © N
Conclusions:
I. N * H
II. N $ H
if either conclusion I or II is true.
if only conclusion II is true.
if both the conclusions I and II are true.
if neither conclusion I nor II is true.
if only conclusion I is true.
In the following given below, certain symbols are used with the following meanings:'
[email protected]
' means 'A is greater than B'.'A+B' means 'A is either greater than or equal to B'.'A÷B' means 'A is smaller than or equal to B'.'A×B' means 'A is either smaller than or equal to B'.'A$B' means 'A is equal to B'.
Statements: T $ G, K @ P, M ÷ T, P + M
Conclusions: I> K @ T
II. G $ P
if either conclusion I or II is true.
if only conclusion II is true.
if neither conclusion I nor II is true.
if both the conclusions I and II are true.
if only conclusion I is true.
In these questions, certain symbols have been used to indicate relationships between elements follows:'A*B' means 'A is either equal to or greater than B'.'A$B' means 'A is equal to B'.'A£B' means 'A is either equal to or smaller than B'.'A&B' means 'A is smaller than B'.'
[email protected]
' means 'A is greater than B'.
Statements: T & K, K * B, S * K
Conclusions:
I. B * T
II. S £ T
if only conclusion I is true.
if only conclusion II is true.
if both the conclusions I and II are true.
if neither conclusion I nor II is true.
if either conclusion I or II is true.
In the following questions the symbols $, @, *, # and > are used with the following meanings:'A$B' means 'A is greater than B'.'
[email protected]
' means 'A is either greater than or equal to B'.'A*B' means 'A is equal to B'.'A # B' means 'A is smaller than B'.'A?B' means 'A is either smaller than or equal to B'.
Statements: P ? Q, R $ S, Q @ S
Conclusions:
I. P $ S
II. R # Q
if neither conclusion I nor II is true.
if only conclusion II is true.
if either conclusion I or II is true.
if only conclusion I is true.
if both the conclusions I and II are true.
In the following questions the symbols *, ×, $, @ and + are used with the following meaning:'P×Q' means 'P is neither smaller nor greater than Q'.'
[email protected]
' means 'P is neither equal to nor greater than Q'.'P*Q' means 'P is either equal to or smaller than Q'.'P+Q' means 'P is neither equal to nor smaller than Q'.
Statements: B $ N, N × R, R + T
Conclusions:
I. B $ R
II. T @ N
if both the conclusions I and II are true.
if only conclusion I is true.
if either conclusion I or II is true.
if neither conclusion I nor II is true.
if only conclusion II is true.
In the following questions, the symbols, @, ©, *, $ and # are used with the following meanings:'
[email protected]
' means 'P is neither smaller than nor equal to Q'.'P©Q' means 'P is not smaller than Q'.'P*Q' means 'P is not greater than Q'.'P$Q' means 'P is neither smaller than nor greater than Q'.'P#Q' means 'P is neither greater than nor equal to Q'.
Statements: J *M, M $ N, n # T
Conclusions:
I. T @ J
II. T $ J
if either conclusion I or II is true.
if only conclusion II is true.
if neither conclusion I nor II is true.
if both the conclusions I and II are true.
if only conclusion I is true.
In the questions given below, certain symbols are used with the following meanings:'
[email protected]
' means 'A is greater than B'.'A*B' means 'A is either greater than or equal to B'.'A#B' means 'A is equal to B'.'A$B' means 'A is either smaller than or equal to B'.'A+B' means 'A is smaller than B'.
Statements: T * U, U $ W, V @ L, W + V
Conclusions:
I. V @ T
II. L @ W
if either conclusion I or II is true.
if only conclusion II is true.
if both the conclusions I and II are true.
if only conclusion I is true.
if neither conclusion I nor II is true.
In the following questions the symbols, @, &, *, $ and ? are used with the following meanings:'P?Q' means 'P is either equal to or smaller than Q'.'P$Q' means 'P is neither greater than nor smaller than Q'.'P*Q' means 'P is neither greater than nor equal to Q'.'
[email protected]
' means 'P is either greater than or equal to Q'.'P&Q' means 'P is not equal to Q'.
Statements: K @ R, L & B, B ? K
Conclusions:
I. B ? R
II. R * L
if neither conclusion I nor II is true.
if only conclusion II is true.
if only conclusion I is true.
if both the conclusions I and II are true.
if either conclusion I or II is true.
In the following questions the symbols, @, &, *, $ and ? are used with the following meanings:'P?Q' means 'P is either equal to or smaller than Q'.'P$Q' means 'P is neither greater than nor smaller than Q'.'P*Q' means 'P is neither greater than nor equal to Q'.'
[email protected]
' means 'P is either greater than or equal to Q'.'P&Q' means 'P is not equal to Q'.
Statements: J * M, W $ E, J @ W
Conclusions:
I. M ? W
II. J ? E
if only conclusion I is true.
if both the conclusions I and II are true.
if only conclusion II is true.
if neither conclusion I nor II is true.
if either conclusion I or II is true.
In the following questions the symbols @, @, =, © and are used with the following meanings:'
[email protected]
' means 'P is greater than Q'.'
[email protected]
' means 'P is either greater than or equal to Q'.'P=Q' means 'P is equal to Q'.'P©Q' means 'P is smaller than Q'.'
[email protected]
' means 'P is either smaller than or equal to Q'.
Statements: B @ V, K © C, C © B
Conclusions:
I. V @ C
II. B @ K
if either conclusion I or II is true.
if only conclusion I is true.
if only conclusion II is true.
if both the conclusions I and II are true.
if neither conclusion I nor II is true.
In these questions, the symbols @, *, $, # and % are used with the following meanings as illustrated below:'
[email protected]
' means 'P is not smaller than Q'.'P#Q' means 'P is not greater than q'.'P%Q' means 'P is neither smaller than nor greater than Q'.'P$Q' means 'P is neither smaller than nor equal to Q'.
Statements: W # D, D % M, M * F
Conclusions:
I. D @ F
II. F % D
if either conclusion I or II is true.
if neither conclusion I nor II is true.
if both the conclusions I and II are true.
if only conclusion I is true.
if only conclusion II is true.
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