**1291. Let V be a vector space over field F Then V is abelian w.r to:**

**A. Addition ***

B. Multiplication

C. Scalar Multiplication

D. All of the above

**1292. Let V be a vector space over Field F the V is also :**

A. Abelian group w.r.t multiplication

B. Ring

C. Field**D. Monoid w.r.t addition ***

**1293. Which of the following is not a vector space over R :**

A. Z

B. Q

C. N**D. All of the above ***

**1294. A metric on a non-empty set is a :**

**A. Function ***

B. Sequence

C. Permutation

D. Binary operation

**1295. A metric is also known as :**

A. Lenght

B. Determinant

C. Distance**D. Molecules ***

**1296. Which of the following can be discrete metric space with discrete metric :**

A. Q

B. R

C. Z**D. All of the above ***

**1297. On Real line with usual metric which of the following is a closed ball with center at 0 and radius 2:**

A. [-2,2]

B. [0,2]**C. [-2,2] ***

D. [0,2]

**1298. In R which of the following is open ball center at 8 and radius 3:**

A. [0,8]

B. [2,10]

C. [5,13]**D. [5,11] ***

**1299. Which of the following set is the set of limit points of Q:**

A. Q

B. Q’**C. R ***

D. Z

**1300. The set of limit point of R is :**

A. Q

B. Q’**C. R ***

D. C