What command is used with vi editor to append text at end of line?

Which command will be used with vi editor to append text at end of line?

A

B

a

C

i

D

I

E

None of the above

You have linked SQL*Plus to an external text editor. To invoke the text editor for use within SQL*Plus, which command do you use?

A

Open

B

Show

C

Alter

D

Edit

Which command will be used with vi editor to insert text to left of cursor?

A

s

B

S

C

a

D

i

E

None of the above

Which command will be used with vi editor to replace text from cursor to right?

A

r

B

R

C

s

D

S

E

None of the above

What command is used with vi editor to replace text from cursor to right

A

S

B

s

C

R

D

r

E

None of the above

What command is used with vi editor to move forward to the end of a word?

A

c

B

d

C

b

D

e

E

None of the above

Which command is used with vi editor to move cursor forward to first occurrence of character 'ch' in the current line?

A

tch

B

fch

C

rch

D

ech

E

None of the above

When a body is subjected to direct tensile stresses ($${\sigma _{\text{x}}}$$ and $${\sigma _{\text{y}}}$$) in two mutually perpendicular directions, accompanied by a simple shear stress $${\tau _{{\text{xy}}}}{\text{,}}$$ then in Mohr's circle method, the circle radius is taken as

A

$$\frac{{{\sigma _{\text{x}}} - {\sigma _{\text{y}}}}}{2} + \tau $$

B

$$\frac{{{\sigma _{\text{x}}} + {\sigma _{\text{y}}}}}{2} + \tau $$

C

$$\frac{1}{2}\sqrt {{{\left( {{\sigma _{\text{x}}} - {\sigma _{\text{y}}}} \right)}^2} + 4\tau _{{\text{xy}}}^2} $$

D

$$\frac{1}{2}\sqrt {{{\left( {{\sigma _{\text{x}}} + {\sigma _{\text{y}}}} \right)}^2} + 4\tau _{{\text{xy}}}^2} $$

You can append to a file instead of overwriting by using the

A

> symbols

B

>> symbols

C

None of the above

What command is used with vi editor to delete a single character?

A

x

B

y

C

a

D

z

E

None of the above

What command is used with vi editor to append text at end of line?

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