Questions

Q:

Explain fork() system call?

Answer

The `fork()’ used to create a new process from an existing process. The new process is called the child process, and the existing process is called the parent. We can tell which is which by checking the return value from `fork()’. The parent gets the child’s pid returned to him, but the child gets 0 returned to him.

Report Error

View answer Workspace Report Error Discuss

Subject: Operating Systems Exam Prep: GATE

2 7059
Q:

The state with the largest area under waste land is

A) Gujarat B) Madhya pradesh
C) Jammu and Kashmir D) Rajasthan
 
Answer & Explanation Answer: C) Jammu and Kashmir

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Indian Geography

22 7055
Q:

Which country has always remained free from foreign rule?

A) Phillipines B) Nepal
C) USA D) Laos
 
Answer & Explanation Answer: B) Nepal

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: World History

8 7053
Q:

Irrigation canals are generally aligned along

A) Contour line B) Straight line
C) Ridge line D) Valley line
 
Answer & Explanation Answer: C) Ridge line

Explanation:

Irrigation_canals_are_generally_aligned_along1556259625.png image

 

A ridge ine is a line formed along the highest points of a mountain ridge.

 

Irrigation canals are generally aligned along ridge lines.

Report Error

View Answer Report Error Discuss

Filed Under: Indian Geography
Exam Prep: CAT , Bank Exams , AIEEE
Job Role: Bank PO , Bank Clerk , Analyst

3 7047
Q:

A computer assisted method for the recording and analyzing of existing or hypothetical systems is

A) Data transmission B) Data capture
C) Data flow D) Data processing
 
Answer & Explanation Answer: C) Data flow

Explanation:
Report Error

View Answer Report Error Discuss

7 7045
Q:

Which of the following is not a transverse wave?

A) Light waves B) Radio waves
C) Sound waves D) All the above
 
Answer & Explanation Answer: C) Sound waves

Explanation:
Light and Radio waves are both different frequency/wavelengths of electromagnetic radiation, which consists of two components electric and magnetic of perpendicular, transverse waves. 

 
Sound, on the other hand, is a longitudinal wave which oscillates parallel to it's medium (back and forth instead of up and down).
Report Error

View Answer Report Error Discuss

Filed Under: Physics
Exam Prep: GATE , CAT , Bank Exams , AIEEE
Job Role: Bank PO , Bank Clerk , Analyst

14 7044
Q:

India’s first-ever Rural LED Street Lighting Project will be set up in which state  ?

A) Telangana B) Andhra Pradesh
C) Gujarat D) Uttar Pradesh
 
Answer & Explanation Answer: B) Andhra Pradesh

Explanation:

India’s first-ever Rural LED Street Lighting Project will be implemented by the Government of India (GoI) in Andhra Pradesh (AP). The Energy Efficiency Services Limited (EESL) under the Ministry of Power will retrofit10 lakh conventional street lights with LED lights in Gram Panchayats of 7 districts in AP. This is the first project for rural LED street lighting in the country under the GoI’s Street Lighting National Project (SLNP). In the first phase, the replacement will be undertaken in gram panchayats of the districts of Guntur, Prakasham, Nellore, Kurnool, Kadapa, Ananthapur and Chittoor. This replacement drive in rural areas will help the gram panchayats to cumulatively save approximately 147 million units of electricity annually and lead to reduction of 12 crore tonnes of CO2. The entire upfront capital cost of this project is being funded by French Development Agency Agence Française de Développement (AFD).

Report Error

View Answer Report Error Discuss

Filed Under: General Awareness

9 7039
Q:

Phycology is the branch of botany in which we study about

A) Algae B) Fungi
C) Ecology D) Virus
 
Answer & Explanation Answer: A) Algae

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Biology

27 7037